917237-75-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 917237-75-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,7,2,3 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 917237-75:
(8*9)+(7*1)+(6*7)+(5*2)+(4*3)+(3*7)+(2*7)+(1*5)=183
183 % 10 = 3
So 917237-75-3 is a valid CAS Registry Number.