374687-88-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 374687-88-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,4,6,8 and 7 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 374687-88:
(8*3)+(7*7)+(6*4)+(5*6)+(4*8)+(3*7)+(2*8)+(1*8)=204
204 % 10 = 4
So 374687-88-4 is a valid CAS Registry Number.