40492-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40492-13-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,9 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40492-13:
(7*4)+(6*0)+(5*4)+(4*9)+(3*2)+(2*1)+(1*3)=95
95 % 10 = 5
So 40492-13-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H9NO7S2.Na/c11-6-2-4-7(19(13,14)15)5-1-3-8(20(16,17)18)10(12)9(5)6;/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18);/q;+1/p-2