Acta Cryst. (2003). E59, o1453-o1454  [ doi:10.1107/S1600536803019172 ]

2,5-Dihydro-2,5-dimethyl-3,6-diphenylpyrrolo[3,4-c]pyrrole-1,4-(diylidene)bis(cyanamide) chloroform disolvate

J. Mizuguchi

Online 11 September 2003

Key indicators

• Single-crystal X-ray study
• T = 93 K
• Mean (C-C) = 0.003 Å
• R factor = 0.043
• wR factor = 0.118
• Data-to-parameter ratio = 13.7

checkCIF/PLATON results

No syntax errors found



Alert level A
PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full Low .......       0.95       

Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?

   1 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   1 ALERT level C = Check and explain
   0 ALERT level G = General alerts; check

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   0 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

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