organic compounds
4-Hydroxypyridinium-3-sulfonate
aCollege of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, People's Republic of China, and bDepartment of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia
*Correspondence e-mail: seikweng@um.edu.my
The reaction of 4-hydroxypyridine and oleum produces 4-hydroxypyridinium-3-sulfonate, C5H5NO4S, which shows delocalized bonds in the six-membered ring. In the crystal, adjacent are linked by N—H⋯O and O—H⋯O hydrogen bonds into a layer motif. The crystal studied was a racemic twin.
Related literature
A previous synthesis yielded hydronium 4-oxo-1,4-dihydropyridine-3-sulfonate dihydrate; see: Zhu et al. (2009).
Experimental
Crystal data
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Data collection: RAPID-AUTO (Rigaku, 1998); cell RAPID-AUTO; data reduction: CrystalStructure (Rigaku/MSC, 2002); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: X-SEED (Barbour, 2001); software used to prepare material for publication: publCIF (Westrip, 2010).
Supporting information
https://doi.org/10.1107/S1600536810049603/im2249sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536810049603/im2249Isup2.hkl
4-Hydroxypyridine (10 mmol) was dissolved in 20% oleum (10 ml). The solution was heated to 393 K for 4 days. After it was cooled to room temperature, the excess oleum was decanted. Recrystallization of the solid from ethanol gave colorless crystals.
Carbon-bound H atoms were refind with a C–H 0.95±0.01 Å restraint. The amino and hydroxy H atoms were located in a difference Fourier map, and were refined with distance restraints of O–H 0.84±0.01 Å and N–H 0.88±0.01 Å. All temperature factors were refined.
A previous reaction of 4-hydroxpyridine and oleum gave the salt, hydronium 4-oxo-1,4-dihydropyridine-3-sulfonate dihydrate (Zhu et al., 2009). Repeating this synthesis instead produced the zwitterionic title compound (Scheme I, Fig. 1). The bonds in the ring are delocalized bonds. Adjacent
are linked by N–H···O and O–H···O hydrogen bonds into a layer motif (Fig. 2).A previous synthesis yielded hydronium 4-oxo-1,4-dihydropyridine-3-sulfonate dihydrate; see: Zhu et al. (2009).
Data collection: RAPID-AUTO (Rigaku, 1998); cell
RAPID-AUTO (Rigaku, 1998); data reduction: CrystalStructure (Rigaku/MSC, 2002); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: X-SEED (Barbour, 2001); software used to prepare material for publication: publCIF (Westrip, 2010).Fig. 1. Thermal ellipsoid plot (Barbour, 2001) of C5H5NO4S at the 50% probability level; hydrogen atoms are drawn as spheres of arbitrary radius. | |
Fig. 2. Hydrogen-bonded layer structure. |
C5H5NO4S | F(000) = 360 |
Mr = 175.16 | Dx = 1.829 Mg m−3 |
Orthorhombic, P212121 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P 2ac 2ab | Cell parameters from 6017 reflections |
a = 6.7980 (2) Å | θ = 3.0–27.4° |
b = 8.7618 (3) Å | µ = 0.47 mm−1 |
c = 10.6797 (3) Å | T = 293 K |
V = 636.11 (3) Å3 | Prism, colorless |
Z = 4 | 0.28 × 0.23 × 0.17 mm |
Rigaku R-AXIS RAPID diffractometer | 1449 independent reflections |
Radiation source: fine-focus sealed tube | 1403 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.017 |
Detector resolution: 10.000 pixels mm-1 | θmax = 27.4°, θmin = 3.0° |
ω scans | h = −8→7 |
Absorption correction: multi-scan (ABSCOR; Higashi, 1995) | k = −11→11 |
Tmin = 0.880, Tmax = 0.925 | l = −13→13 |
6216 measured reflections |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.024 | All H-atom parameters refined |
wR(F2) = 0.068 | w = 1/[σ2(Fo2) + (0.0488P)2 + 0.0899P] where P = (Fo2 + 2Fc2)/3 |
S = 1.09 | (Δ/σ)max = 0.001 |
1449 reflections | Δρmax = 0.25 e Å−3 |
121 parameters | Δρmin = −0.23 e Å−3 |
5 restraints | Absolute structure: Flack (1983), 785 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.31 (8) |
C5H5NO4S | V = 636.11 (3) Å3 |
Mr = 175.16 | Z = 4 |
Orthorhombic, P212121 | Mo Kα radiation |
a = 6.7980 (2) Å | µ = 0.47 mm−1 |
b = 8.7618 (3) Å | T = 293 K |
c = 10.6797 (3) Å | 0.28 × 0.23 × 0.17 mm |
Rigaku R-AXIS RAPID diffractometer | 1449 independent reflections |
Absorption correction: multi-scan (ABSCOR; Higashi, 1995) | 1403 reflections with I > 2σ(I) |
Tmin = 0.880, Tmax = 0.925 | Rint = 0.017 |
6216 measured reflections |
R[F2 > 2σ(F2)] = 0.024 | All H-atom parameters refined |
wR(F2) = 0.068 | Δρmax = 0.25 e Å−3 |
S = 1.09 | Δρmin = −0.23 e Å−3 |
1449 reflections | Absolute structure: Flack (1983), 785 Friedel pairs |
121 parameters | Absolute structure parameter: 0.31 (8) |
5 restraints |
x | y | z | Uiso*/Ueq | ||
S1 | 0.84628 (5) | 0.31587 (4) | 0.15713 (3) | 0.02340 (12) | |
O1 | 0.81623 (18) | 0.44053 (16) | 0.41523 (12) | 0.0304 (3) | |
O2 | 0.7512 (2) | 0.46465 (15) | 0.13994 (12) | 0.0348 (3) | |
O3 | 0.71610 (16) | 0.20834 (15) | 0.21966 (11) | 0.0307 (3) | |
O4 | 0.9407 (2) | 0.25936 (17) | 0.04580 (11) | 0.0344 (3) | |
N1 | 1.37517 (19) | 0.33180 (18) | 0.31720 (15) | 0.0310 (3) | |
C1 | 1.3417 (3) | 0.3866 (2) | 0.43239 (17) | 0.0317 (4) | |
C2 | 1.1563 (3) | 0.42245 (19) | 0.47075 (15) | 0.0282 (3) | |
C3 | 0.9993 (2) | 0.40609 (18) | 0.38677 (14) | 0.0224 (3) | |
C4 | 1.0389 (2) | 0.34817 (17) | 0.26608 (14) | 0.0216 (3) | |
C5 | 1.2292 (2) | 0.3108 (2) | 0.23489 (15) | 0.0274 (3) | |
H1O | 0.794 (5) | 0.485 (3) | 0.4827 (16) | 0.064 (9)* | |
H1N | 1.4924 (18) | 0.306 (3) | 0.2930 (19) | 0.036 (6)* | |
H1 | 1.456 (2) | 0.394 (3) | 0.4826 (19) | 0.038 (6)* | |
H2 | 1.138 (3) | 0.463 (2) | 0.5519 (11) | 0.021 (4)* | |
H5 | 1.267 (3) | 0.263 (3) | 0.1575 (14) | 0.042 (6)* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1 | 0.02372 (18) | 0.02877 (19) | 0.01770 (17) | 0.00307 (16) | −0.00047 (14) | −0.00191 (14) |
O1 | 0.0236 (6) | 0.0426 (7) | 0.0249 (6) | 0.0052 (5) | 0.0026 (5) | −0.0082 (5) |
O2 | 0.0429 (7) | 0.0352 (7) | 0.0262 (6) | 0.0118 (5) | −0.0080 (6) | 0.0003 (5) |
O3 | 0.0259 (5) | 0.0354 (6) | 0.0308 (6) | −0.0021 (5) | 0.0030 (5) | −0.0030 (5) |
O4 | 0.0361 (6) | 0.0460 (7) | 0.0212 (5) | 0.0012 (6) | 0.0036 (5) | −0.0086 (5) |
N1 | 0.0174 (6) | 0.0363 (8) | 0.0393 (8) | 0.0029 (6) | 0.0028 (5) | 0.0047 (6) |
C1 | 0.0258 (8) | 0.0326 (8) | 0.0368 (9) | −0.0014 (7) | −0.0071 (8) | 0.0052 (7) |
C2 | 0.0298 (8) | 0.0321 (7) | 0.0227 (7) | −0.0004 (8) | −0.0030 (7) | 0.0001 (6) |
C3 | 0.0211 (7) | 0.0237 (7) | 0.0224 (7) | 0.0004 (6) | 0.0014 (6) | 0.0017 (5) |
C4 | 0.0210 (7) | 0.0249 (7) | 0.0189 (6) | 0.0016 (5) | 0.0009 (5) | 0.0011 (6) |
C5 | 0.0253 (7) | 0.0296 (7) | 0.0273 (7) | 0.0022 (7) | 0.0063 (6) | 0.0018 (7) |
S1—O4 | 1.4390 (12) | N1—H1N | 0.868 (10) |
S1—O3 | 1.4549 (12) | C1—C2 | 1.362 (3) |
S1—O2 | 1.4666 (13) | C1—H1 | 0.947 (10) |
S1—C4 | 1.7747 (15) | C2—C3 | 1.402 (2) |
O1—C3 | 1.316 (2) | C2—H2 | 0.943 (9) |
O1—H1O | 0.834 (10) | C3—C4 | 1.411 (2) |
N1—C5 | 1.338 (2) | C4—C5 | 1.375 (2) |
N1—C1 | 1.340 (2) | C5—H5 | 0.961 (10) |
O4—S1—O3 | 115.32 (8) | C1—C2—C3 | 119.25 (16) |
O4—S1—O2 | 113.52 (8) | C1—C2—H2 | 119.0 (13) |
O3—S1—O2 | 111.40 (8) | C3—C2—H2 | 121.6 (13) |
O4—S1—C4 | 105.51 (7) | O1—C3—C2 | 123.29 (15) |
O3—S1—C4 | 104.55 (7) | O1—C3—C4 | 118.31 (14) |
O2—S1—C4 | 105.41 (7) | C2—C3—C4 | 118.40 (15) |
C3—O1—H1O | 118 (2) | C5—C4—C3 | 119.11 (14) |
C5—N1—C1 | 121.76 (14) | C5—C4—S1 | 119.83 (12) |
C5—N1—H1N | 116.7 (15) | C3—C4—S1 | 121.01 (11) |
C1—N1—H1N | 121.5 (15) | N1—C5—C4 | 120.37 (15) |
N1—C1—C2 | 121.07 (16) | N1—C5—H5 | 115.2 (14) |
N1—C1—H1 | 113.9 (15) | C4—C5—H5 | 124.4 (14) |
C2—C1—H1 | 125.0 (15) | ||
C5—N1—C1—C2 | 0.4 (3) | O3—S1—C4—C5 | 118.79 (15) |
N1—C1—C2—C3 | −2.0 (3) | O2—S1—C4—C5 | −123.66 (15) |
C1—C2—C3—O1 | −178.80 (16) | O4—S1—C4—C3 | 179.33 (13) |
C1—C2—C3—C4 | 1.9 (2) | O3—S1—C4—C3 | −58.62 (15) |
O1—C3—C4—C5 | −179.69 (15) | O2—S1—C4—C3 | 58.93 (15) |
C2—C3—C4—C5 | −0.4 (2) | C1—N1—C5—C4 | 1.2 (3) |
O1—C3—C4—S1 | −2.3 (2) | C3—C4—C5—N1 | −1.2 (3) |
C2—C3—C4—S1 | 177.04 (12) | S1—C4—C5—N1 | −178.64 (12) |
O4—S1—C4—C5 | −3.26 (17) |
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1O···O2i | 0.83 (1) | 1.76 (1) | 2.581 (2) | 166 (3) |
N1—H1n···O3ii | 0.87 (1) | 1.91 (1) | 2.762 (2) | 166 (2) |
Symmetry codes: (i) −x+3/2, −y+1, z+1/2; (ii) x+1, y, z. |
Experimental details
Crystal data | |
Chemical formula | C5H5NO4S |
Mr | 175.16 |
Crystal system, space group | Orthorhombic, P212121 |
Temperature (K) | 293 |
a, b, c (Å) | 6.7980 (2), 8.7618 (3), 10.6797 (3) |
V (Å3) | 636.11 (3) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.47 |
Crystal size (mm) | 0.28 × 0.23 × 0.17 |
Data collection | |
Diffractometer | Rigaku R-AXIS RAPID |
Absorption correction | Multi-scan (ABSCOR; Higashi, 1995) |
Tmin, Tmax | 0.880, 0.925 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 6216, 1449, 1403 |
Rint | 0.017 |
(sin θ/λ)max (Å−1) | 0.648 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.024, 0.068, 1.09 |
No. of reflections | 1449 |
No. of parameters | 121 |
No. of restraints | 5 |
H-atom treatment | All H-atom parameters refined |
Δρmax, Δρmin (e Å−3) | 0.25, −0.23 |
Absolute structure | Flack (1983), 785 Friedel pairs |
Absolute structure parameter | 0.31 (8) |
Computer programs: RAPID-AUTO (Rigaku, 1998), CrystalStructure (Rigaku/MSC, 2002), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), X-SEED (Barbour, 2001), publCIF (Westrip, 2010).
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1O···O2i | 0.83 (1) | 1.76 (1) | 2.581 (2) | 166 (3) |
N1—H1n···O3ii | 0.87 (1) | 1.91 (1) | 2.762 (2) | 166 (2) |
Symmetry codes: (i) −x+3/2, −y+1, z+1/2; (ii) x+1, y, z. |
Acknowledgements
We thank the Key Project of the Natural Science Foundation of Heilongjiang Province (No. ZD200903), the Innovation Team of the Education Bureau of Heilongjiang Province (No. 2010 t d03), Heilongjiang University and the University of Malaya for supporting this study.
References
Barbour, L. J. (2001). J. Supramol. Chem. 1, 189–191. CrossRef CAS Google Scholar
Flack, H. D. (1983). Acta Cryst. A39, 876–881. CrossRef CAS Web of Science IUCr Journals Google Scholar
Higashi, T. (1995). ABSCOR. Rigaku Corporation, Tokyo, Japan. Google Scholar
Rigaku (1998). RAPID-AUTO. Rigaku Corporation, Tokyo, Japan. Google Scholar
Rigaku/MSC (2002). CrystalStructure. Rigaku/MSC, The Woodlands, Texas, USA. Google Scholar
Sheldrick, G. M. (2008). Acta Cryst. A64, 112–122. Web of Science CrossRef CAS IUCr Journals Google Scholar
Westrip, S. P. (2010). J. Appl. Cryst. 43, 920–925. Web of Science CrossRef CAS IUCr Journals Google Scholar
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A previous reaction of 4-hydroxpyridine and oleum gave the salt, hydronium 4-oxo-1,4-dihydropyridine-3-sulfonate dihydrate (Zhu et al., 2009). Repeating this synthesis instead produced the zwitterionic title compound (Scheme I, Fig. 1). The bonds in the ring are delocalized bonds. Adjacent zwitterions are linked by N–H···O and O–H···O hydrogen bonds into a layer motif (Fig. 2).