1202571-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1202571-18-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,2,5,7 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1202571-18:
(9*1)+(8*2)+(7*0)+(6*2)+(5*5)+(4*7)+(3*1)+(2*1)+(1*8)=103
103 % 10 = 3
So 1202571-18-3 is a valid CAS Registry Number.