1373445-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1373445-38-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,3,4,4 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1373445-38:
(9*1)+(8*3)+(7*7)+(6*3)+(5*4)+(4*4)+(3*5)+(2*3)+(1*8)=165
165 % 10 = 5
So 1373445-38-5 is a valid CAS Registry Number.