15788-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15788-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,7,8 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 15788-71:
(7*1)+(6*5)+(5*7)+(4*8)+(3*8)+(2*7)+(1*1)=143
143 % 10 = 3
So 15788-71-3 is a valid CAS Registry Number.