111677-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111677-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,6,7 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 111677-67:
(8*1)+(7*1)+(6*1)+(5*6)+(4*7)+(3*7)+(2*6)+(1*7)=119
119 % 10 = 9
So 111677-67-9 is a valid CAS Registry Number.
111677-67-9Relevant articles and documents
6-AMINOPYRIMIDINE 1-OXIDES. ACYLATION AND METHYLATION
Sedova, V. F.,Mamaev, V. P.
, p. 1236 - 1241 (1986)
Acylation of 6-aminopyrimidine 1-oxides gives both O- and N-acylation products, but with methylating agents only O-alkyl derivatives are obtained.