7681-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7681-83-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,8 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 7681-83:
(6*7)+(5*6)+(4*8)+(3*1)+(2*8)+(1*3)=126
126 % 10 = 6
So 7681-83-6 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