1267631-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1267631-83-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,7,6,3 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1267631-83:
(9*1)+(8*2)+(7*6)+(6*7)+(5*6)+(4*3)+(3*1)+(2*8)+(1*3)=173
173 % 10 = 3
So 1267631-83-3 is a valid CAS Registry Number.