Basic Information |
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Product Name: | DIRECT RED 81 |
CAS: | 2610-11-9 |
English Synonyms: | CI DIRECT RED 81 ; DISODIUM 7-BENZAMIDO-4-HYDROXY-3-[[4-[(4-SULPHONATOPHENYL)AZO]PHENYL]AZO]NAPHTHALENE-2-SULPHONATE ; CHLORANTINE FAST RED ; DURAZOL RED ; PONTAMINE FAST RED 8BLX ; DR 81 ; CALCODUR RED 8BL ; CHLORANTINE FAST RED 5B ; CHLOROANTINE FAST RED 5B ; PYRAZOL FAST RED 8BL ; SOLANTINE RED 8BL ; C.I.DIRECT RED 81 ; DIRECT RED 81 ; 2-NAPHTHALENESULFONIC ACID, 7-(BENZOYLAMINO)-4-HYDROXY-3-[[4-[(4-SULFOPHENYL)AZO]PHENYL]AZO]-, DISODIUM SALT |
MDL Number.: | MFCD00003949 |
H bond acceptor: | 13 |
H bond donor: | 2 |
Smile: | c1ccc(cc1)C(=O)Nc2ccc3c(c2)cc(c(c3O)/N=N/c4ccc(cc4)/N=N/c5ccc(cc5)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+] |
InChi: | InChI=1S/C29H21N5O8S2.2Na/c35-28-25-15-12-23(30-29(36)18-4-2-1-3-5-18)16-19(25)17-26(44(40,41)42)27(28)34-33-21-8-6-20(7-9-21)31-32-22-10-13-24(14-11-22)43(37,38)39;;/h1-17,35H,(H,30,36)(H,37,38,39)(H,40,41,42);;/q;2*+1/p-2/b32-31+,34-33+;; |
InChiKey: | InChIKey=UFUQRRYHIHJMPB-DUCFOALUSA-L |
Property |
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Melting Point: | 240 DEG C (DEC)(LIT) |
Comments: | COMPOSITION: DYE CONTENT, 50% RTECS: QK1370000 UNSPSC: 12171500 UV ABSORPTION: LAMBDAMAX 397 NM UV ABSORPTION: LAMBDAMAX 508 NM (2ND) WGK: 3 |
Safety information |
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