1396963-81-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1396963-81-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,6,9,6 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1396963-81:
(9*1)+(8*3)+(7*9)+(6*6)+(5*9)+(4*6)+(3*3)+(2*8)+(1*1)=227
227 % 10 = 7
So 1396963-81-7 is a valid CAS Registry Number.