1227404-33-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227404-33-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,4,0 and 4 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1227404-33:
(9*1)+(8*2)+(7*2)+(6*7)+(5*4)+(4*0)+(3*4)+(2*3)+(1*3)=122
122 % 10 = 2
So 1227404-33-2 is a valid CAS Registry Number.