937021-61-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 937021-61-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,7,0,2 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 937021-61:
(8*9)+(7*3)+(6*7)+(5*0)+(4*2)+(3*1)+(2*6)+(1*1)=159
159 % 10 = 9
So 937021-61-9 is a valid CAS Registry Number.