1158631-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1158631-16-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,8,6,3 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1158631-16:
(9*1)+(8*1)+(7*5)+(6*8)+(5*6)+(4*3)+(3*1)+(2*1)+(1*6)=153
153 % 10 = 3
So 1158631-16-3 is a valid CAS Registry Number.