1337879-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1337879-77-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,7,8,7 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1337879-77:
(9*1)+(8*3)+(7*3)+(6*7)+(5*8)+(4*7)+(3*9)+(2*7)+(1*7)=212
212 % 10 = 2
So 1337879-77-2 is a valid CAS Registry Number.