93983-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93983-05-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,9,8 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 93983-05:
(7*9)+(6*3)+(5*9)+(4*8)+(3*3)+(2*0)+(1*5)=172
172 % 10 = 2
So 93983-05-2 is a valid CAS Registry Number.
InChI:InChI=1/C14H12N2O3S2.Na/c1-9-2-7-12-13(8-9)20-14(16-12)21(17,18)19-11-5-3-10(15)4-6-11;/h2-8H,15H2,1H3;/q;+1