116776-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116776-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,7,7 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 116776-49:
(8*1)+(7*1)+(6*6)+(5*7)+(4*7)+(3*6)+(2*4)+(1*9)=149
149 % 10 = 9
So 116776-49-9 is a valid CAS Registry Number.
116776-49-9Relevant articles and documents
Condensed Heterocycles Containing the Pyrimidine Nucleus
Santagati, Andrea,Santagati, Maria,Russo, Fillippo,Ronsivalle, Giuseppe
, p. 949 - 953 (2007/10/02)
Continuing earlier studies designed to obtain derivatives of 1,3,4-thiadiazolopyrimidin-5-one and of the isomeric 7-one of pharmacological interest, some novel compounds 2 and derivatives of 6,7,8,9-tetrahydro-5H-1,3,4-thiadiazoloquinazolin-