214545-97-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214545-97-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,5,4 and 5 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 214545-97:
(8*2)+(7*1)+(6*4)+(5*5)+(4*4)+(3*5)+(2*9)+(1*7)=128
128 % 10 = 8
So 214545-97-8 is a valid CAS Registry Number.
214545-97-8Relevant articles and documents
A new expedient route to 2,6-diaryl-3-cyano-4- (trifluoromethyl)pyridines
Yamaguchi,Katsuyama,Funabiki,Matsui,Shibata
, p. 805 - 810 (2007/10/03)
1-Aryl-4,4,4-trifluoro-1,3-butanediones 1 react with β-amino-β- arylacrylonitrile 2, readily available from acetonitrile with aryl nitriles in the presence of potassium t-butoxide, to afford the corresponding 2,6- diaryl-3-cyano-4-(trifluoromethyl)pyridin
