957497-93-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 957497-93-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,4,9 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 957497-93:
(8*9)+(7*5)+(6*7)+(5*4)+(4*9)+(3*7)+(2*9)+(1*3)=247
247 % 10 = 7
So 957497-93-7 is a valid CAS Registry Number.