1372152-18-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1372152-18-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,2,1,5 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1372152-18:
(9*1)+(8*3)+(7*7)+(6*2)+(5*1)+(4*5)+(3*2)+(2*1)+(1*8)=135
135 % 10 = 5
So 1372152-18-5 is a valid CAS Registry Number.