916730-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 916730-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,6,7,3 and 0 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 916730-63:
(8*9)+(7*1)+(6*6)+(5*7)+(4*3)+(3*0)+(2*6)+(1*3)=177
177 % 10 = 7
So 916730-63-7 is a valid CAS Registry Number.