Acta Cryst. (2011). E67, o2546  [ doi:10.1107/S1600536811035057 ]

Bis(triphenyl-⁵-phosphanylidene)ammonium hydrogen dichloride

J. Gellhaar and C. Knapp

Online 3 September 2011

Key indicators

• Single-crystal X-ray study
• T = 100 K
• Mean (C-C) = 0.002 Å
• R factor = 0.033
• wR factor = 0.085
• Data-to-parameter ratio = 15.8

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT776_ALERT_1_B Suspect D-H Dist in CIF:   CL1    --  H1      ..       1.55 Ang. 

Alert level C
PLAT303_ALERT_2_C Full Occupancy H-Atom  H1     with # Connections          2      
PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L=  0.600          3      

Alert level G
PLAT005_ALERT_5_G No _iucr_refine_instructions_details in CIF ....          ?
PLAT961_ALERT_5_G Dataset Contains no Negative Intensities .......          !

   0 ALERT level A = Most likely a serious problem - resolve or explain
   1 ALERT level B = A potentially serious problem, consider carefully
   2 ALERT level C = Check. Ensure it is not caused by an omission or oversight
   2 ALERT level G = General information/check it is not something unexpected

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   1 ALERT type 2 Indicator that the structure model may be wrong or deficient
   1 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion
   2 ALERT type 5 Informative message, check

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