163137-35-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163137-35-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,1,3 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 163137-35:
(8*1)+(7*6)+(6*3)+(5*1)+(4*3)+(3*7)+(2*3)+(1*5)=117
117 % 10 = 7
So 163137-35-7 is a valid CAS Registry Number.