377-51-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 377-51-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,7 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 377-51:
(5*3)+(4*7)+(3*7)+(2*5)+(1*1)=75
75 % 10 = 5
So 377-51-5 is a valid CAS Registry Number.