1155866-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1155866-83-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,5,8,6 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1155866-83:
(9*1)+(8*1)+(7*5)+(6*5)+(5*8)+(4*6)+(3*6)+(2*8)+(1*3)=183
183 % 10 = 3
So 1155866-83-3 is a valid CAS Registry Number.