1374963-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1374963-89-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,9,6 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1374963-89:
(9*1)+(8*3)+(7*7)+(6*4)+(5*9)+(4*6)+(3*3)+(2*8)+(1*9)=209
209 % 10 = 9
So 1374963-89-9 is a valid CAS Registry Number.