312692-88-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 312692-88-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,2,6,9 and 2 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 312692-88:
(8*3)+(7*1)+(6*2)+(5*6)+(4*9)+(3*2)+(2*8)+(1*8)=139
139 % 10 = 9
So 312692-88-9 is a valid CAS Registry Number.