6420-41-3, CAS No 6420-41-3

6420-41-3 trisodium 4-hydroxy-7-[[[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(6-sulphonato-2-naphthyl)azo]naphthalene-2-sulphonate
Product Name	trisodium 4-hydroxy-7-[[[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(6-sulphonato-2-naphthyl)azo]naphthalene-2-sulphonate
Synonyms	C.I. 29165;C.I. Direct Red 4 (VAN);C.I. Direct Red 4, trisodium salt (8CI);6-{(2E)-2-[1-oxo-6-({[(6E)-5-oxo-6-(2-phenylhydrazinylidene)-7-sulfo-5,6-dihydronaphthalen-2-yl]carbamoyl}amino)-3-sulfonaphthalen-2(1H)-ylidene]hydrazinyl}naphthalene-2-sulfonic acid
Molecular Formula	C₃₇H₂₆N₆O₁₂S₃
Molecular Weight	842.8303
InChl	InChI=1/C37H26N6O12S3/c44-35-29-12-9-25(15-22(29)18-31(57(50,51)52)33(35)42-40-24-4-2-1-3-5-24)38-37(46)39-26-10-13-30-23(16-26)19-32(58(53,54)55)34(36(30)45)43-41-27-8-6-21-17-28(56(47,48)49)11-7-20(21)14-27/h1-19,40-41H,(H2,38,39,46)(H,47,48,49)(H,50,51,52)(H,53,54,55)/b42-33-,43-34-
CAS Registry Number	6420-41-3
EINECS	229-162-2
Molecular Structure
Density	1.688g/cm³
Refractive Index	1.772

6420-41-3 trisodium 4-hydroxy-7-[[[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(6-sulphonato-2-naphthyl)azo]naphthalene-2-sulphonate