15772-82-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15772-82-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,7,7 and 2 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 15772-82:
(7*1)+(6*5)+(5*7)+(4*7)+(3*2)+(2*8)+(1*2)=124
124 % 10 = 4
So 15772-82-4 is a valid CAS Registry Number.