1005645-11-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005645-11-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,6,4 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1005645-11:
(9*1)+(8*0)+(7*0)+(6*5)+(5*6)+(4*4)+(3*5)+(2*1)+(1*1)=103
103 % 10 = 3
So 1005645-11-3 is a valid CAS Registry Number.