56431-61-9 Usage
Chemical Properties
black powder
Check Digit Verification of cas no
The CAS Registry Mumber 56431-61-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,4,3 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 56431-61:
(7*5)+(6*6)+(5*4)+(4*3)+(3*1)+(2*6)+(1*1)=119
119 % 10 = 9
So 56431-61-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H12N4O9S2/c17-15-14-8(5-11(7-12(14)21)30(24,25)26)6-13(31(27,28)29)16(15)19-18-9-1-3-10(4-2-9)20(22)23/h1-7,18H,17H2,(H,24,25,26)(H,27,28,29)/p-2