97237-17-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97237-17-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,2,3 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97237-17:
(7*9)+(6*7)+(5*2)+(4*3)+(3*7)+(2*1)+(1*7)=157
157 % 10 = 7
So 97237-17-7 is a valid CAS Registry Number.