1181580-35-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1181580-35-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,1,5,8 and 0 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1181580-35:
(9*1)+(8*1)+(7*8)+(6*1)+(5*5)+(4*8)+(3*0)+(2*3)+(1*5)=147
147 % 10 = 7
So 1181580-35-7 is a valid CAS Registry Number.