23772-83-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23772-83-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,7 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 23772-83:
(7*2)+(6*3)+(5*7)+(4*7)+(3*2)+(2*8)+(1*3)=120
120 % 10 = 0
So 23772-83-0 is a valid CAS Registry Number.