1045347-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1045347-05-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,5,3,4 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1045347-05:
(9*1)+(8*0)+(7*4)+(6*5)+(5*3)+(4*4)+(3*7)+(2*0)+(1*5)=124
124 % 10 = 4
So 1045347-05-4 is a valid CAS Registry Number.