6406-75-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6406-75-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,0 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 6406-75:
(6*6)+(5*4)+(4*0)+(3*6)+(2*7)+(1*5)=93
93 % 10 = 3
So 6406-75-3 is a valid CAS Registry Number.
InChI:InChI=1/C22H17N3O9S2.2Na/c1-10(26)24-11-5-7-12(8-6-11)25-14-9-16(36(32,33)34)20(23)19-18(14)21(27)13-3-2-4-15(35(29,30)31)17(13)22(19)28;;/h2-9,25H,23H2,1H3,(H,24,26)(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2