1337879-82-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1337879-82-9 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, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1337879-82:
(9*1)+(8*3)+(7*3)+(6*7)+(5*8)+(4*7)+(3*9)+(2*8)+(1*2)=209
209 % 10 = 9
So 1337879-82-9 is a valid CAS Registry Number.