97242-67-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97242-67-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,2,4 and 2 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97242-67:
(7*9)+(6*7)+(5*2)+(4*4)+(3*2)+(2*6)+(1*7)=156
156 % 10 = 6
So 97242-67-6 is a valid CAS Registry Number.
97242-67-6Relevant articles and documents
O,N and N,N Double Rearrangement
Yokoyama, Masataka,Hatanaka, Hidekatsu,Sakamoto, Kayoko
, p. 279 - 280 (1985)
2-Cyano-3-hydroxy-3-(methylthio)acrylamide and 2-cyano-3-methylthio-3-(phenylamino)acrylamide condense with benzoic acid in the presence of polyphosphoric acid trimethylsilyl ester to give 5-cyano-4-methylthio-2-phenyl-1,3-oxazin-6-one (O,N double rearran
