1043645-72-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1043645-72-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,3,6,4 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1043645-72:
(9*1)+(8*0)+(7*4)+(6*3)+(5*6)+(4*4)+(3*5)+(2*7)+(1*2)=132
132 % 10 = 2
So 1043645-72-2 is a valid CAS Registry Number.