1227270-54-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227270-54-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,2,7 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1227270-54:
(9*1)+(8*2)+(7*2)+(6*7)+(5*2)+(4*7)+(3*0)+(2*5)+(1*4)=133
133 % 10 = 3
So 1227270-54-3 is a valid CAS Registry Number.