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Single crystals of manganese(II) octa­uranium(IV) hepta­deca­sulfide, MnU8S17, were grown from the reaction of the elements in a RbCl flux. MnU8S17 crystallizes in the space group C2/m in the CrU8S17 structure type. The asymmetric unit is composed of the following atoms with site symmetries shown: U1 (1), U2 (m), U3 (m), Mn1 (2/m), S1 (1), S2 (1); S3 (m), S4 (m), S5 (m), S6 (m) and S7 (2/m). The three UIV atoms are each coordinated by eight S atoms in a bicapped trigonal-prismatic arrangement. The MnII atom is coordinated by six S atoms in a distorted octa­hedral arrangement.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S1600536811030546/wm2512sup1.cif
Contains datablocks I, global

hkl

Structure factor file (CIF format) https://doi.org/10.1107/S1600536811030546/wm2512Isup2.hkl
Contains datablock I

Key indicators

  • Single-crystal X-ray study
  • T = 100 K
  • Mean [sigma](Mn-S) = 0.002 Å
  • R factor = 0.026
  • wR factor = 0.068
  • Data-to-parameter ratio = 22.0

checkCIF/PLATON results

No syntax errors found



Alert level A PLAT923_ALERT_1_A S values in the CIF and FCF Differ by ....... -600.016
Author Response: Presumably, this arises from differences in the weighting schemes. The weighting scheme we used is clearly spelled out in this cif file. I do not know what is used in the analysis of the fcf file so I cannot comment. On the other hand, weighting schemes are on the philosophical side of modern crystallography. See the satirical discussion in Dunitz: "X-ray Analysis and the Structure of Organic Molecules", pp 213-221.
PLAT934_ALERT_3_A Number of (Iobs-Icalc)/SigmaW .gt. 10 Outliers .       1502
PLAT971_ALERT_2_A Large Calcd. Non-Metal Positive Residual Density       3.52 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.


Alert level B PLAT774_ALERT_1_B Suspect X-Y Bond in CIF: U1 -- U3 .. 4.02 Ang. PLAT774_ALERT_1_B Suspect X-Y Bond in CIF: U1 -- U2 .. 4.10 Ang. PLAT774_ALERT_1_B Suspect X-Y Bond in CIF: U2 -- U1 .. 4.10 Ang. PLAT774_ALERT_1_B Suspect X-Y Bond in CIF: U2 -- U1 .. 4.10 Ang. PLAT774_ALERT_1_B Suspect X-Y Bond in CIF: U3 -- U1 .. 4.02 Ang. PLAT774_ALERT_1_B Suspect X-Y Bond in CIF: U3 -- U1 .. 4.02 Ang. PLAT922_ALERT_1_B wR2 in the CIF and FCF Differ by ............... 0.0210 PLAT927_ALERT_1_B Reported and Calculated wR2 Differ by ......... 0.0109 PLAT928_ALERT_1_B Reported and Calculated S value Differ by . -0.264 PLAT971_ALERT_2_B Large Calcd. Non-Metal Positive Residual Density 3.13 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_B Large Calcd. Non-Metal Positive Residual Density       2.89 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_B Large Calcd. Non-Metal Positive Residual Density       2.81 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.


Alert level C GOODF01_ALERT_2_C The least squares goodness of fit parameter lies outside the range 0.80 <> 2.00 Goodness of fit given = 2.098 PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low ....... 0.973 PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density .... 2.01 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 3 PLAT912_ALERT_4_C Missing # of FCF Reflections Above STh/L= 0.600 42 PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density 2.33 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       2.25 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       2.08 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.96 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.87 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.87 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.81 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.77 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.73 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.73 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT971_ALERT_2_C Large Calcd. Non-Metal Positive Residual Density       1.65 eA-3
Author Response: This is not a simple organic; it is a heavy-atom structure (mu = 58 mm-1). The residual electron density of 3.5 eA-3 needs to be compared with the height of a S peak in this structure of about 50 eA-3. The residual density is of no consequence and probably arises from deficiences in the face- indexed absorption correction.

PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -2.25 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -2.17 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -2.05 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.73 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.67 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.65 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.64 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.62 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.61 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.61 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.60 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.57 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.55 eA-3
PLAT972_ALERT_2_C Large Calcd. Non-Metal Negative Residual Density      -1.52 eA-3

Alert level G PLAT004_ALERT_5_G Info: Polymeric Structure Found with Dimension . 1 PLAT005_ALERT_5_G No _iucr_refine_instructions_details in CIF .... ? PLAT794_ALERT_5_G Note: Tentative Bond Valency for U1 (IV) 3.82 PLAT794_ALERT_5_G Note: Tentative Bond Valency for U2 (IV) 4.39 PLAT794_ALERT_5_G Note: Tentative Bond Valency for U3 (IV) 3.78 PLAT794_ALERT_5_G Note: Tentative Bond Valency for Mn1 (II) 3.03 PLAT961_ALERT_5_G Dataset Contains no Negative Intensities ....... !
3 ALERT level A = Most likely a serious problem - resolve or explain 12 ALERT level B = A potentially serious problem, consider carefully 30 ALERT level C = Check. Ensure it is not caused by an omission or oversight 7 ALERT level G = General information/check it is not something unexpected 10 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 31 ALERT type 2 Indicator that the structure model may be wrong or deficient 3 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion 7 ALERT type 5 Informative message, check

Comment top

Single crystals of MnU8S17 were obtained in an attempt to synthesize a quaternary arsenic-containing compound (see Experimental).

MnU8S17 crystallizes in the CrU8S17 structure type (Noël et al., 1975). Structure determinations based on single crystal data for isostructural ScU8S17 (Vovan & Rodier, 1979) and FeU8S17 (Kohlmann et al., 1997) have also been reported, and MnU8S17 was also determined to be isostructural from powder diffraction experiments (Noël, 1973).

The structure comprises three independent U atoms, each coordinated by eight S atoms in a bicapped trigonal prismatic arrangement, and one independent Mn atom that is coordinated by six S atoms in a distorted octahedral arrangement (Figs. 1,2). There are no S—S bonds in the structure, so formal oxidation states of +IV, +II, and -II may be assigned to U, Mn, and S, respectively. U—S distances have the following ranges: U1—S: 2.7546 (19) Å to 2.9509 (3) Å; U2—S: 2.735 (3) Å to 2.8559 (4) Å; U3—S: 2.680 (2) Å to 3.031 (3) Å. These distances are similar to those found in the structures of the Cr and Fe analogues. Mn—S distances range from 2.398 (3) Å to 2.5168 (19) Å; these are shorter than a typical high-spin six-coordinate MnII—S distance of 2.66 Å, but are consistent with the typical low-spin six-coordinate MnII—S distance of 2.51 Å (Shannon, 1976). Low-spin MnII is consistent with the 6S5/2 configuration assigned from magnetic studies (Noël & Troc, 1979).

Related literature top

MnU8S17 was previously determined to be isostructural with CrU8S17 (Noël et al., 1975) from powder diffraction data (Noël, 1973). Single-crystal refinements have been carried out for the Cr, Fe (Kohlmann et al., 1997), and Sc (Vovan & Rodier, 1979) analogues. Magnetic data for these compounds are available (Noël & Troc, 1979). The Mn—S distances are consistent with those expected for low-spin MnII (Shannon, 1976). For synthetic details, see: Bugaris & Ibers (2008); Haneveld & Jellinek (1969). For computational details, see: Gelato & Parthé (1987).

Experimental top

Black blocks of MnU8S17 were obtained by combining U (0.126 mmol), Mn (Johnson Matthey 99.3%, 0.126 mmol), and S (Mallinckrodt 99.6% sublimed, 0.504 mmol) in a RbCl flux (Alfa 99.8%, 1.26 mmol) with As as a mineralizer (Strem 2N, 0.126 mmol). U filings (Oak Ridge National Laboratory) were powdered by hydridization and subsequent decomposition under heat and vacuum (Bugaris & Ibers, 2008), in a modification of a previous literature method (Haneveld & Jellinek, 1969). The mixture was loaded into a carbon-coated fused-silica tube in an Ar filled glove box and then sealed under 10 -4 Torr vacuum. The vessel was heated in a computer-controlled furnace to 1073 K in 96 h, held for 96 h, cooled to 673 K in 96 h, then cooled to 298 K in 48 h. The flux was washed off with water and surface impurities were mechanically removed from a single crystal.

Refinement top

The structure was standardized by means of the program STRUCTURE TIDY (Gelato & Parthé, 1987). The highest peak of 3.9 (4) e/Å3 is 1.33 Å from atom U2 and the deepest hole of -1.9 (4) e/Å3 is 0.88 Å from atom U3.

Computing details top

Data collection: APEX2 (Bruker, 2009); cell refinement: SAINT (Bruker, 2009); data reduction: SAINT (Bruker, 2009); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008b); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008b); molecular graphics: CrystalMaker (Palmer, 2009); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008b).

Figures top
[Figure 1] Fig. 1. A packing diagram for MnU8S17, viewed nearly along the b axis. U atoms are black, S atoms are yellow, and the MnSe6 octahedra are green.
[Figure 2] Fig. 2. The asymmetric unit of MnU8S17. Displacement ellipsoids at the 95% probability level are shown.
Manganese(II) octauranium(IV) heptadecasulfide top
Crystal data top
MnU8S17F(000) = 2066
Mr = 2504.20Dx = 7.223 Mg m3
Monoclinic, C2/mMo Kα radiation, λ = 0.71073 Å
Hall symbol: -C 2yCell parameters from 8717 reflections
a = 13.3549 (6) Åθ = 2.9–30.5°
b = 8.3893 (4) ŵ = 58.10 mm1
c = 10.4927 (5) ÅT = 100 K
β = 101.658 (2)°Rectangular block, black
V = 1151.33 (9) Å30.15 × 0.09 × 0.08 mm
Z = 2
Data collection top
Bruker APEXII CCD
diffractometer
1609 independent reflections
Radiation source: fine-focus sealed tube1578 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.034
ϕ and ω scansθmax = 29.1°, θmin = 2.0°
Absorption correction: numerical
face indexed (SADABS; Sheldrick, 2008a)
h = 1817
Tmin = 0.043, Tmax = 0.085k = 1011
8422 measured reflectionsl = 1414
Refinement top
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.026 w = 1/[σ2(Fo2) + (0.0161Fo2)2]
wR(F2) = 0.068(Δ/σ)max = 0.001
S = 2.10Δρmax = 3.90 e Å3
1609 reflectionsΔρmin = 1.94 e Å3
73 parametersExtinction correction: SHELXL97 (Sheldrick, 2008a), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4
0 restraintsExtinction coefficient: 0.00082 (4)
Crystal data top
MnU8S17V = 1151.33 (9) Å3
Mr = 2504.20Z = 2
Monoclinic, C2/mMo Kα radiation
a = 13.3549 (6) ŵ = 58.10 mm1
b = 8.3893 (4) ÅT = 100 K
c = 10.4927 (5) Å0.15 × 0.09 × 0.08 mm
β = 101.658 (2)°
Data collection top
Bruker APEXII CCD
diffractometer
1609 independent reflections
Absorption correction: numerical
face indexed (SADABS; Sheldrick, 2008a)
1578 reflections with I > 2σ(I)
Tmin = 0.043, Tmax = 0.085Rint = 0.034
8422 measured reflections
Refinement top
R[F2 > 2σ(F2)] = 0.02673 parameters
wR(F2) = 0.0680 restraints
S = 2.10Δρmax = 3.90 e Å3
1609 reflectionsΔρmin = 1.94 e Å3
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
U10.44179 (2)0.25549 (3)0.29633 (3)0.00531 (11)
U20.20440 (3)0.00000.45685 (4)0.00510 (12)
U30.68285 (3)0.00000.02025 (4)0.00541 (12)
Mn10.00000.00000.00000.0058 (5)
S10.12730 (15)0.3047 (2)0.46870 (18)0.0065 (4)
S20.36424 (15)0.3062 (2)0.03492 (18)0.0064 (4)
S30.0598 (2)0.00000.2314 (3)0.0066 (5)
S40.2086 (2)0.00000.7197 (3)0.0061 (5)
S50.3030 (2)0.00000.2463 (3)0.0058 (5)
S60.5211 (2)0.00000.1694 (3)0.0061 (5)
S70.00000.00000.50000.0056 (7)
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
U10.0056 (2)0.00542 (18)0.00528 (17)0.00005 (10)0.00195 (13)0.00004 (10)
U20.0053 (2)0.0054 (2)0.0051 (2)0.0000.00217 (15)0.000
U30.0063 (2)0.0052 (2)0.00499 (19)0.0000.00170 (16)0.000
Mn10.0047 (12)0.0068 (11)0.0064 (10)0.0000.0024 (9)0.000
S10.0062 (10)0.0067 (9)0.0069 (8)0.0004 (8)0.0017 (7)0.0000 (7)
S20.0064 (10)0.0058 (9)0.0075 (8)0.0008 (7)0.0023 (7)0.0000 (7)
S30.0079 (14)0.0067 (13)0.0057 (11)0.0000.0024 (10)0.000
S40.0059 (14)0.0056 (12)0.0071 (12)0.0000.0018 (10)0.000
S50.0059 (14)0.0062 (12)0.0058 (11)0.0000.0027 (10)0.000
S60.0067 (14)0.0059 (12)0.0055 (12)0.0000.0006 (10)0.000
S70.0034 (19)0.0050 (16)0.0091 (17)0.0000.0025 (14)0.000
Geometric parameters (Å, º) top
U1—S3i2.7546 (19)U3—U1iv4.0205 (4)
U1—S22.7621 (19)U3—U1vii4.0205 (4)
U1—S1ii2.802 (2)Mn1—S32.398 (3)
U1—S52.8129 (19)Mn1—S3x2.398 (3)
U1—S62.8390 (18)Mn1—S2xi2.5168 (19)
U1—S1iii2.8469 (19)Mn1—S2xii2.5168 (19)
U1—S4iii2.852 (2)Mn1—S2xiii2.5168 (19)
U1—S7i2.9509 (3)Mn1—S2xiv2.5168 (19)
U1—U3iv4.0206 (4)S1—U2iii2.763 (2)
U1—U2iii4.0951 (5)S1—U1xiv2.802 (2)
U2—S32.735 (3)S1—U1iii2.8469 (19)
U2—S42.747 (3)S2—Mn1i2.5168 (19)
U2—S1iii2.763 (2)S2—U3iv2.680 (2)
U2—S1v2.763 (2)S2—U3xv2.896 (2)
U2—S12.768 (2)S3—U1xi2.7546 (19)
U2—S1vi2.768 (2)S3—U1xiv2.7546 (19)
U2—S52.791 (3)S4—U3viii2.819 (3)
U2—S72.8559 (4)S4—U1v2.852 (2)
U2—U1iii4.0952 (5)S4—U1iii2.852 (2)
U2—U1v4.0952 (5)S5—U1vi2.8130 (19)
U3—S2iv2.680 (2)S5—U3iv2.841 (3)
U3—S2vii2.680 (2)S6—U1vi2.8390 (18)
U3—S4viii2.819 (3)S6—U3iv3.031 (3)
U3—S5iv2.841 (3)S7—U2xvi2.8559 (4)
U3—S2ii2.896 (2)S7—U1xi2.9509 (3)
U3—S2ix2.896 (2)S7—U1iii2.9509 (3)
U3—S62.912 (3)S7—U1v2.9509 (3)
U3—S6iv3.031 (3)S7—U1xiv2.9509 (3)
S3i—U1—S276.01 (7)S2vii—U3—S2ix134.99 (5)
S3i—U1—S1ii79.55 (7)S4viii—U3—S2ix71.79 (6)
S2—U1—S1ii140.70 (6)S5iv—U3—S2ix80.27 (6)
S3i—U1—S5155.43 (8)S2ii—U3—S2ix68.33 (8)
S2—U1—S580.28 (7)S2iv—U3—S687.07 (5)
S1ii—U1—S5116.52 (6)S2vii—U3—S687.07 (5)
S3i—U1—S699.20 (7)S4viii—U3—S676.83 (8)
S2—U1—S675.58 (7)S5iv—U3—S6137.15 (8)
S1ii—U1—S678.56 (7)S2ii—U3—S6132.44 (5)
S5—U1—S668.37 (7)S2ix—U3—S6132.44 (5)
S3i—U1—S1iii130.39 (7)S2iv—U3—S6iv73.60 (4)
S2—U1—S1iii139.93 (6)S2vii—U3—S6iv73.60 (4)
S1ii—U1—S1iii78.93 (6)S4viii—U3—S6iv148.59 (8)
S5—U1—S1iii73.14 (7)S5iv—U3—S6iv65.38 (8)
S6—U1—S1iii119.29 (6)S2ii—U3—S6iv131.75 (5)
S3i—U1—S4iii83.16 (6)S2ix—U3—S6iv131.75 (5)
S2—U1—S4iii73.29 (7)S6—U3—S6iv71.77 (8)
S1ii—U1—S4iii133.46 (7)S2iv—U3—U1iv43.17 (4)
S5—U1—S4iii96.17 (6)S2vii—U3—U1iv107.02 (4)
S6—U1—S4iii147.19 (8)S4viii—U3—U1iv147.748 (6)
S1iii—U1—S4iii80.27 (7)S5iv—U3—U1iv44.40 (4)
S3i—U1—S7i65.25 (5)S2ii—U3—U1iv123.06 (4)
S2—U1—S7i127.10 (4)S2ix—U3—U1iv86.95 (4)
S1ii—U1—S7i65.71 (4)S6—U3—U1iv102.46 (5)
S5—U1—S7i137.07 (6)S6iv—U3—U1iv44.81 (3)
S6—U1—S7i142.74 (6)S2iv—U3—U1vii107.02 (4)
S1iii—U1—S7i65.18 (4)S2vii—U3—U1vii43.17 (4)
S4iii—U1—S7i67.79 (5)S4viii—U3—U1vii147.748 (6)
S3i—U1—U3iv110.77 (6)S5iv—U3—U1vii44.40 (4)
S2—U1—U3iv41.58 (4)S2ii—U3—U1vii86.95 (4)
S1ii—U1—U3iv126.98 (4)S2ix—U3—U1vii123.06 (4)
S5—U1—U3iv44.95 (6)S6—U3—U1vii102.46 (5)
S6—U1—U3iv48.80 (6)S6iv—U3—U1vii44.81 (3)
S1iii—U1—U3iv117.93 (4)U1iv—U3—U1vii64.432 (10)
S4iii—U1—U3iv99.54 (5)S3—Mn1—S3x180.0
S7i—U1—U3iv166.765 (10)S3—Mn1—S2xi87.41 (7)
S3i—U1—U2iii98.80 (5)S3x—Mn1—S2xi92.59 (7)
S2—U1—U2iii114.83 (4)S3—Mn1—S2xii92.59 (7)
S1ii—U1—U2iii98.88 (4)S3x—Mn1—S2xii87.41 (7)
S5—U1—U2iii96.86 (5)S2xi—Mn1—S2xii180.00 (11)
S6—U1—U2iii161.01 (4)S3—Mn1—S2xiii92.59 (7)
S1iii—U1—U2iii42.42 (4)S3x—Mn1—S2xiii87.41 (7)
S4iii—U1—U2iii42.01 (5)S2xi—Mn1—S2xiii99.50 (9)
S7i—U1—U2iii44.218 (7)S2xii—Mn1—S2xiii80.50 (9)
U3iv—U1—U2iii128.230 (12)S3—Mn1—S2xiv87.41 (7)
S3—U2—S4137.38 (8)S3x—Mn1—S2xiv92.59 (7)
S3—U2—S1iii129.53 (6)S2xi—Mn1—S2xiv80.50 (9)
S4—U2—S1iii82.29 (6)S2xii—Mn1—S2xiv99.50 (9)
S3—U2—S1v129.53 (6)S2xiii—Mn1—S2xiv180.00 (9)
S4—U2—S1v82.29 (6)U2iii—S1—U2105.75 (7)
S1iii—U2—S1v72.72 (8)U2iii—S1—U1xiv148.40 (8)
S3—U2—S180.49 (5)U2—S1—U1xiv95.33 (6)
S4—U2—S183.52 (5)U2iii—S1—U1iii104.35 (6)
S1iii—U2—S174.25 (7)U2—S1—U1iii93.65 (6)
S1v—U2—S1145.44 (5)U1xiv—S1—U1iii97.35 (6)
S3—U2—S1vi80.49 (5)Mn1i—S2—U3iv137.09 (8)
S4—U2—S1vi83.52 (5)Mn1i—S2—U196.17 (6)
S1iii—U2—S1vi145.44 (5)U3iv—S2—U195.25 (6)
S1v—U2—S1vi74.25 (7)Mn1i—S2—U3xv104.41 (7)
S1—U2—S1vi134.89 (9)U3iv—S2—U3xv111.68 (7)
S3—U2—S571.28 (8)U1—S2—U3xv106.32 (6)
S4—U2—S5151.35 (9)Mn1—S3—U2155.27 (12)
S1iii—U2—S574.75 (6)Mn1—S3—U1xi99.23 (8)
S1v—U2—S574.75 (6)U2—S3—U1xi97.20 (7)
S1—U2—S5105.95 (4)Mn1—S3—U1xiv99.23 (8)
S1vi—U2—S5105.95 (4)U2—S3—U1xiv97.20 (7)
S3—U2—S766.83 (6)U1xi—S3—U1xiv96.26 (9)
S4—U2—S770.55 (6)U2—S4—U3viii150.90 (11)
S1iii—U2—S7134.75 (4)U2—S4—U1v93.99 (7)
S1v—U2—S7134.75 (4)U3viii—S4—U1v105.98 (7)
S1—U2—S767.46 (4)U2—S4—U1iii93.99 (7)
S1vi—U2—S767.46 (4)U3viii—S4—U1iii105.98 (7)
S5—U2—S7138.10 (6)U1v—S4—U1iii91.99 (8)
S3—U2—U1iii101.73 (5)U2—S5—U1104.51 (7)
S4—U2—U1iii44.00 (4)U2—S5—U1vi104.51 (7)
S1iii—U2—U1iii89.36 (4)U1—S5—U1vi99.28 (9)
S1v—U2—U1iii125.64 (4)U2—S5—U3iv156.22 (12)
S1—U2—U1iii43.93 (4)U1—S5—U3iv90.65 (7)
S1vi—U2—U1iii101.83 (4)U1vi—S5—U3iv90.65 (7)
S5—U2—U1iii149.546 (11)U1vi—S6—U198.05 (8)
S7—U2—U1iii46.101 (7)U1vi—S6—U3129.76 (5)
S3—U2—U1v101.73 (5)U1—S6—U3129.76 (5)
S4—U2—U1v44.00 (4)U1vi—S6—U3iv86.39 (7)
S1iii—U2—U1v125.64 (4)U1—S6—U3iv86.39 (7)
S1v—U2—U1v89.36 (4)U3—S6—U3iv108.23 (8)
S1—U2—U1v101.83 (4)U2—S7—U2xvi180.0
S1vi—U2—U1v43.93 (4)U2—S7—U1xi90.317 (8)
S5—U2—U1v149.546 (10)U2xvi—S7—U1xi89.682 (8)
S7—U2—U1v46.101 (7)U2—S7—U1iii89.683 (8)
U1iii—U2—U1v60.118 (10)U2xvi—S7—U1iii90.318 (8)
S2iv—U3—S2vii146.88 (9)U1xi—S7—U1iii180.0
S2iv—U3—S4viii105.15 (4)U2—S7—U1v89.683 (8)
S2vii—U3—S4viii105.15 (4)U2xvi—S7—U1v90.318 (8)
S2iv—U3—S5iv81.18 (4)U1xi—S7—U1v91.925 (11)
S2vii—U3—S5iv81.18 (4)U1iii—S7—U1v88.075 (11)
S4viii—U3—S5iv146.02 (8)U2—S7—U1xiv90.317 (8)
S2iv—U3—S2ii134.99 (5)U2xvi—S7—U1xiv89.682 (8)
S2vii—U3—S2ii68.31 (7)U1xi—S7—U1xiv88.075 (11)
S4viii—U3—S2ii71.79 (6)U1iii—S7—U1xiv91.925 (11)
S5iv—U3—S2ii80.27 (6)U1v—S7—U1xiv180.0
S2iv—U3—S2ix68.31 (7)
Symmetry codes: (i) x+1/2, y+1/2, z; (ii) x+1/2, y+1/2, z; (iii) x+1/2, y+1/2, z+1; (iv) x+1, y, z; (v) x+1/2, y1/2, z+1; (vi) x, y, z; (vii) x+1, y, z; (viii) x+1, y, z+1; (ix) x+1/2, y1/2, z; (x) x, y, z; (xi) x1/2, y1/2, z; (xii) x+1/2, y+1/2, z; (xiii) x+1/2, y1/2, z; (xiv) x1/2, y+1/2, z; (xv) x1/2, y+1/2, z; (xvi) x, y, z+1.

Experimental details

Crystal data
Chemical formulaMnU8S17
Mr2504.20
Crystal system, space groupMonoclinic, C2/m
Temperature (K)100
a, b, c (Å)13.3549 (6), 8.3893 (4), 10.4927 (5)
β (°) 101.658 (2)
V3)1151.33 (9)
Z2
Radiation typeMo Kα
µ (mm1)58.10
Crystal size (mm)0.15 × 0.09 × 0.08
Data collection
DiffractometerBruker APEXII CCD
diffractometer
Absorption correctionNumerical
face indexed (SADABS; Sheldrick, 2008a)
Tmin, Tmax0.043, 0.085
No. of measured, independent and
observed [I > 2σ(I)] reflections
8422, 1609, 1578
Rint0.034
(sin θ/λ)max1)0.685
Refinement
R[F2 > 2σ(F2)], wR(F2), S 0.026, 0.068, 2.10
No. of reflections1609
No. of parameters73
Δρmax, Δρmin (e Å3)3.90, 1.94

Computer programs: APEX2 (Bruker, 2009), SAINT (Bruker, 2009), SHELXS97 (Sheldrick, 2008b), SHELXL97 (Sheldrick, 2008b), CrystalMaker (Palmer, 2009).

 

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