1320-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1320-79-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,3,2 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1320-79:
(6*1)+(5*3)+(4*2)+(3*0)+(2*7)+(1*9)=52
52 % 10 = 2
So 1320-79-2 is a valid CAS Registry Number.
InChI:InChI=1/C6H3Cl3O.Na/c7-3-1-2-4(10)6(9)5(3)8;/h1-2,10H;/q;+1/p-1