87753-13-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87753-13-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,5 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 87753-13:
(7*8)+(6*7)+(5*7)+(4*5)+(3*3)+(2*1)+(1*3)=167
167 % 10 = 7
So 87753-13-7 is a valid CAS Registry Number.