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CAS No.: | 84-40-2 |
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Name: | C.I.Vat Blue 35 |
Article Data: | 24 |
Molecular Structure: | |
Formula: | C16H8 Br2 N2 O2 |
Molecular Weight: | 420.06 |
Synonyms: | Indigotin,5,5'-dibromo- (6CI); [D2,2'-Biindoline]-3,3'-dione, 5,5'-dibromo- (7CI,8CI); 5,5'-Bromoindigo;5,5'-Dibromoindigo; Brilliant Indigo BRD; Brilliant Indigo KMR; C.I. 73060;C.I. Vat Blue 35; Dibromoindigo; Hostavat Navy 2R; Hostavat Navy BR; HostavatNavy R; Midland Vat Blue R; Midland Vat Blue RG; Mitsui Tsuya Indigo BR;Pharmanthrene Blue R |
Density: | 1.932±0.06 g/cm3(Predicted) |
Melting Point: | >300 °C |
Boiling Point: | 492.0±45.0 °C(Predicted) |
Flash Point: | 251.3oC |
PSA: | 58.20000 |
LogP: | 4.61580 |
5-bromo-3-indoxyl acetate
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
nitromethane
5-bromo-2-nitrobenzaldehyde
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
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Stage #1: nitromethane; 5-bromo-2-nitrobenzaldehyde With sodium methylate In methanol Stage #2: With sodium sulfate; sodium hydroxide In water | 56% |
5-bromo-2-<(carboxymethyl)amino>-benzoic acid
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
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With sodium acetate; acetic anhydride Verseifen des Reaktionsprodukts und nachfolgende Oxydation mit Luft; |
1-(2-amino-5-bromophenyl)ethanone
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
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With quinoline; sulfur |
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
---|---|
With sodium hydroxide Schuetteln der erhaltenen Loesung mit Luft; |
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
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With potassium hydroxide Behandeln des Reaktionsprodukts im Wasser mit Luft; |
5-bromo-2-nitrobenzaldehyde
acetone
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
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With sodium hydroxide | |
With sodium hydroxide | |
With sodium hydroxide In water |
1H,1H'-2,2'-Biindolylidene-3,3'-dione
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
---|---|
With bromine |
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
---|---|
durch Reduktion; |
5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione
Conditions | Yield |
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With hydrogen iodide; sulphurous acid; acetic acid |