1227511-65-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227511-65-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,5,1 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1227511-65:
(9*1)+(8*2)+(7*2)+(6*7)+(5*5)+(4*1)+(3*1)+(2*6)+(1*5)=130
130 % 10 = 0
So 1227511-65-0 is a valid CAS Registry Number.