273737-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 273737-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,3,7,3 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 273737-78:
(8*2)+(7*7)+(6*3)+(5*7)+(4*3)+(3*7)+(2*7)+(1*8)=173
173 % 10 = 3
So 273737-78-3 is a valid CAS Registry Number.