194-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194-64-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,9 and 4 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 194-64:
(5*1)+(4*9)+(3*4)+(2*6)+(1*4)=69
69 % 10 = 9
So 194-64-9 is a valid CAS Registry Number.
InChI:InChI=1/C7H6Cl2O/c1-4-2-5(8)7(10)6(9)3-4/h2-3,10H,1H3