1172338-63-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1172338-63-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,2,3,3 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1172338-63:
(9*1)+(8*1)+(7*7)+(6*2)+(5*3)+(4*3)+(3*8)+(2*6)+(1*3)=144
144 % 10 = 4
So 1172338-63-4 is a valid CAS Registry Number.