87774-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87774-34-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,7 and 4 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 87774-34:
(7*8)+(6*7)+(5*7)+(4*7)+(3*4)+(2*3)+(1*4)=183
183 % 10 = 3
So 87774-34-3 is a valid CAS Registry Number.