83037-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83037-74-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,3 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 83037-74:
(7*8)+(6*3)+(5*0)+(4*3)+(3*7)+(2*7)+(1*4)=125
125 % 10 = 5
So 83037-74-5 is a valid CAS Registry Number.