163732-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163732-38-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,7,3 and 2 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 163732-38:
(8*1)+(7*6)+(6*3)+(5*7)+(4*3)+(3*2)+(2*3)+(1*8)=135
135 % 10 = 5
So 163732-38-5 is a valid CAS Registry Number.