140-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140-45-4 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 5 respectively.
Calculate Digit Verification of CAS Registry Number 140-45:
(5*1)+(4*4)+(3*0)+(2*4)+(1*5)=34
34 % 10 = 4
So 140-45-4 is a valid CAS Registry Number.
InChI:InChI=1/C8H10AsNO5.Na/c11-5-8(12)10-7-3-1-6(2-4-7)9(13,14)15;/h1-4,11H,5H2,(H,10,12)(H2,13,14,15);/q;+1/p-1