157802-35-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157802-35-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,8,0 and 2 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 157802-35:
(8*1)+(7*5)+(6*7)+(5*8)+(4*0)+(3*2)+(2*3)+(1*5)=142
142 % 10 = 2
So 157802-35-2 is a valid CAS Registry Number.