216447-96-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216447-96-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,4,4 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 216447-96:
(8*2)+(7*1)+(6*6)+(5*4)+(4*4)+(3*7)+(2*9)+(1*6)=140
140 % 10 = 0
So 216447-96-0 is a valid CAS Registry Number.
216447-96-0Relevant articles and documents
Pyrimidine derivatives starting from dicyanoketene ethylene acetal
Wang, Zhijun,Neidlein, Richard
, p. 1923 - 1930 (2007/10/03)
Dicyanoketene ethylene acetal (1) reacted with substituted guanidines to yield o-aminocyanopyrimidines, which reacted with N,N-dimethylformamide dimethyl acetal to afford N,N-dimethylamino-methyleneaminopyrimidine derivatives. A new approach to pyrimido[4