158954-46-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158954-46-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,9,5 and 4 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 158954-46:
(8*1)+(7*5)+(6*8)+(5*9)+(4*5)+(3*4)+(2*4)+(1*6)=182
182 % 10 = 2
So 158954-46-2 is a valid CAS Registry Number.