Acta Cryst. (2009). E65, o953  [ doi:10.1107/S1600536809011404 ]

3-Amino-5-methyl-5-(4-pyridyl)hydantoin

H. Varbanov, R. Buyukliev, A. Bakalova and A. Roller

Online 2 April 2009

Key indicators

• Single-crystal X-ray study
• T = 100 K
• Mean (C-C) = 0.002 Å
• R factor = 0.046
• wR factor = 0.127
• Data-to-parameter ratio = 19.2

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   100.000
            Value of melting point given =     0.000
PLAT432_ALERT_2_C Short Inter X...Y Contact  N1     ..  C9      ..       3.04 Ang. 
PLAT432_ALERT_2_C Short Inter X...Y Contact  N1     ..  C9      ..       3.04 Ang. 
PLAT480_ALERT_4_C Long H...A H-Bond Reported H2     ..  N4      ..       2.69 Ang. 

Alert level G
PLAT066_ALERT_1_G Predicted and Reported Transmissions Identical .          ?
PLAT793_ALERT_4_G The Model has Chirality at C1      (Verify) ....          R      

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

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

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