1286791-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1286791-32-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,6,7,9 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1286791-32:
(9*1)+(8*2)+(7*8)+(6*6)+(5*7)+(4*9)+(3*1)+(2*3)+(1*2)=199
199 % 10 = 9
So 1286791-32-9 is a valid CAS Registry Number.