19795-24-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19795-24-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,9 and 5 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 19795-24:
(7*1)+(6*9)+(5*7)+(4*9)+(3*5)+(2*2)+(1*4)=155
155 % 10 = 5
So 19795-24-5 is a valid CAS Registry Number.
InChI:InChI=1/3C20H12N2O8S2.2Al/c3*23-19-11-5-9(31(25,26)27)1-3-15(11)21-17-7-14-18(8-13(17)19)22-16-4-2-10(32(28,29)30)6-12(16)20(14)24;;/h3*1-8H,(H,21,23)(H,22,24)(H,25,26,27)(H,28,29,30);;/q;;;2*+3/p-6