67191-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67191-20-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,1,9 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67191-20:
(7*6)+(6*7)+(5*1)+(4*9)+(3*1)+(2*2)+(1*0)=132
132 % 10 = 2
So 67191-20-2 is a valid CAS Registry Number.
67191-20-2Relevant articles and documents
PYRIMIDINE DERIVATIVES 934
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Page/Page column 19, (2009/02/11)
A compound of formula (I) where one of A1, A2 or A3 is N, and the others are independently selected from CH or N; ring B is a fused 5 or 6-membered carbocyclic or heterocyclic which is optionally substituted as defined in
