157982-44-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157982-44-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,9,8 and 2 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 157982-44:
(8*1)+(7*5)+(6*7)+(5*9)+(4*8)+(3*2)+(2*4)+(1*4)=180
180 % 10 = 0
So 157982-44-0 is a valid CAS Registry Number.