86-31-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86-31-7 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 8 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 86-31:
(4*8)+(3*6)+(2*3)+(1*1)=57
57 % 10 = 7
So 86-31-7 is a valid CAS Registry Number.
InChI:InChI=1/C16H12N4O6S/c17-9-1-3-11-12(7-9)13(5-6-16(11)27(24,25)26)18-19-14-4-2-10(20(22)23)8-15(14)21/h1-8,18H,17H2,(H,24,25,26)/b19-14-