115859-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115859-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,8,5 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 115859-77:
(8*1)+(7*1)+(6*5)+(5*8)+(4*5)+(3*9)+(2*7)+(1*7)=153
153 % 10 = 3
So 115859-77-3 is a valid CAS Registry Number.
115859-77-3Relevant articles and documents
SYNTHESIS OF BENZOYL SUBSTITUTED HETEROCYCLIC KETENE AMINALS BY CONDENSATION OF BENZOYL KETENE MERCAPTALS WITH DIAMINES
Huang, Zhi-tang,Liu, Zhi-rong
, p. 943 - 958 (2007/10/02)
2-(Benzoylmethylene)imidazolidines 2 and 5, -hexahydropyrimidines 3 and 6, or -hexahydro-1H-1,3-diazepines 4 were synthesized by the reaction of benzoyl substituted ketene mercaptals 1 with diamines.