1218615-41-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1218615-41-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,8,6,1 and 5 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1218615-41:
(9*1)+(8*2)+(7*1)+(6*8)+(5*6)+(4*1)+(3*5)+(2*4)+(1*1)=138
138 % 10 = 8
So 1218615-41-8 is a valid CAS Registry Number.