1001197-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1001197-18-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,1,1,9 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1001197-18:
(9*1)+(8*0)+(7*0)+(6*1)+(5*1)+(4*9)+(3*7)+(2*1)+(1*8)=87
87 % 10 = 7
So 1001197-18-7 is a valid CAS Registry Number.