140-46-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140-46-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,4 and 0 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 140-46:
(5*1)+(4*4)+(3*0)+(2*4)+(1*6)=35
35 % 10 = 5
So 140-46-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H11N3O5.Na/c14-9(15)5-6-11-10(16)12-7-1-3-8(4-2-7)13(17)18;/h1-4H,5-6H2,(H,14,15)(H2,11,12,16);/q;+1/p-1