Shandong Baimao Chemical Co., Ltd is a private joint-stock fine chemical enterprises, with a sound management system. Long-term commitment to chemical products research and development, production and marketing. Our products include organic chemical
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inquiryQuinacridone Basic information Product Name: Quinacridone Synonyms: 5,12-DIHYDROQUIN[2,3-B]ACRIDINE-7,14-DIONE;5,12-dihydroquino[2,3-b]acridine-7,14-dione;PIGMENT VIOLET 19;3-b)acridine-
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Quinacridone CAS:1047-16-1 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates
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Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
2,5-di(phenylamino)-terephthalic acid
Quinacridone
Conditions | Yield |
---|---|
With polyphosphoric acid PPA at 125℃; for 6h; Dieckmann Condensation; | 99.43% |
With PPA at 20 - 130℃; for 1.5h; Product distribution / selectivity; | 90% |
With boric acid |
Conditions | Yield |
---|---|
Stage #1: 5,6,12,13-tetrahydro-quino[2,3-b]acridine-7,14-dione With sodium hydroxide In methanol; water at 20 - 30℃; for 0.5h; Stage #2: With sulfuric acid In methanol; water for 1h; Heating / reflux; Stage #3: With sodium 3-nitrobenzenesulfonate In methanol; water for 4h; Product distribution / selectivity; Heating / reflux; | 99% |
Stage #1: 5,6,12,13-tetrahydro-quino[2,3-b]acridine-7,14-dione With sodium methylate In methanol at 20 - 50℃; for 0.25h; Stage #2: With sodium 3-nitrobenzenesulfonate In methanol for 4h; Product distribution / selectivity; Heating / reflux; | 98% |
Stage #1: 5,6,12,13-tetrahydro-quino[2,3-b]acridine-7,14-dione With polyvinyl pyrrolidone In methanol at 20 - 27℃; for 0.166667h; Stage #2: With sodium hydroxide In methanol; water at 50 - 53℃; for 0.833333h; Heating / reflux; Stage #3: With dihydrogen peroxide; anthraquinone-2,7-disulfonic acid In methanol; water for 0.166667h; Product distribution / selectivity; Heating / reflux; |
Conditions | Yield |
---|---|
With diphenylether; biphenyl Erhitzen des Reaktionsprodukts mit dem Natrium-Salz der 3-Nitro-benzolsulfonsaeure in wss. NaOH und Aethylenglykol; | |
With diphenylether; biphenyl Erhitzen des Reaktionsprodukts mit dem Natrium-Salz der 3-Nitro-benzolsulfonsaeure in wss.-aethanol. NaOH; |
C21H18N2O4
2,5-di(phenylamino)-terephthalic acid
2,5-di(4'-methylphenylamino)terephthalic acid
A
Quinacridone
B
C.I. Pigment Red 122
C
5,12-dihydro-2-methylquino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With PPA at 90 - 125℃; for 3h; | |
With PPA at 90 - 125℃; for 3h; | |
With PPA at 90 - 125℃; for 3h; | |
With PPA at 90 - 125℃; for 3h; |
Quinacridone
Conditions | Yield |
---|---|
Stage #1: 6,13-dihydroquinacridone-di-sodium salt With dihydrogen peroxide; anthraquinone-2,7-disulphonic acid disodium salt In methanol; water at 20 - 60℃; for 0.25h; Heating / reflux; Stage #2: In water |
2,5-dianilinoterephthalic acid dimethyl ester
Quinacridone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide / 3 h / 110 °C / Reflux 2: polyphosphoric acid PPA / 6 h / 125 °C View Scheme |
Conditions | Yield |
---|---|
With polyphosphoric acid at 120 - 130℃; for 2h; |
Conditions | Yield |
---|---|
Stage #1: p-formaldehyde; 3,4,9,10-perylene tetracarboxyxlic acid diimide With polyphosporic acid at 105℃; for 1.5h; Stage #2: Quinacridone at 125℃; for 3h; | 100% |
Stage #1: p-formaldehyde; 3,4,9,10-perylene tetracarboxyxlic acid diimide With sulfuric acid at 45℃; for 1h; Stage #2: Quinacridone at 45℃; for 3h; | 99.7% |
Stage #1: p-formaldehyde; 3,4,9,10-perylene tetracarboxyxlic acid diimide With sulfuric acid; sulfur trioxide at 45℃; for 1h; Stage #2: Quinacridone at 45℃; for 3h; | 89% |
di-tert-butyl dicarbonate
Quinacridone
Conditions | Yield |
---|---|
With dmap In tetrahydrofuran at 20℃; regioselective reaction; | 99% |
With dmap In dichloromethane at 20℃; for 24h; Inert atmosphere; Schlenk technique; | 65.5% |
With dmap In tetrahydrofuran at 20℃; for 24h; | 60% |
With dmap In tetrahydrofuran at 20℃; Inert atmosphere; Schlenk technique; Darkness; | 58% |
With dmap In dichloromethane at 20℃; for 48h; Inert atmosphere; | 56% |
Conditions | Yield |
---|---|
With aluminum (III) chloride In 1,2-dichloro-ethane at 0℃; for 24h; | 97% |
1-tert-butyl-4-iodobenzene
Quinacridone
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; potassium carbonate In N,N-dimethyl-formamide at 146℃; for 36h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; potassium carbonate In N,N-dimethyl-formamide at 146℃; for 36h; Inert atmosphere; | 96% |
Quinacridone
Methyl benzenesulfonate
5,12-dihydro-5,12-dimethylquino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With sodium hydroxide; benzyltrimethylammonium chloride In chlorobenzene at 80℃; for 7h; Product distribution; other base, other solvent, with or without phase transfer; | 94% |
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In chlorobenzene at 80℃; for 7h; | 94% |
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; potassium carbonate In N,N-dimethyl-formamide at 146℃; for 36h; Inert atmosphere; | 94% |
Conditions | Yield |
---|---|
With sodium hydroxide; cetyltrimethylammonium chloride In water; chlorobenzene at 80℃; for 10h; | 92% |
With sodium hydroxide; cetyltrimethylammonium chloride In water; chlorobenzene at 80℃; for 5h; Product distribution; different reactant-reagent ratios, different reaction time; | 87% |
Quinacridone
dimethyl sulfate
5,12-dihydro-5,12-dimethylquino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With sodium hydroxide; quaternary ammonium salt In chlorobenzene at 80℃; for 5h; Product distribution; other base, other solvent, with or without phase transfer; | 92% |
With sodium hydroxide; alkyl(C10-C16)-trimethylammonium chloride In chlorobenzene at 80℃; for 5h; | 92% |
Quinacridone
methyl iodide
5,12-dihydro-5,12-dimethylquino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With potassium hydroxide In various solvent(s) at 80℃; for 6h; Product distribution; other base, other solvent, with or without phase transfer; | 92% |
With potassium hydroxide In various solvent(s) at 80℃; for 6h; | 92% |
With tetra-(n-butyl)ammonium iodide; sodium hydroxide In toluene for 10h; Reflux; | 25% |
Quinacridone
ethyl ester of p-toluenesulfonic acid
N,N'-Diethylquinacridone
Conditions | Yield |
---|---|
With sodium hydroxide; cetyltrimethylammonium chloride In water; chlorobenzene at 80℃; for 12h; | 91% |
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; sodium hydride In tetrahydrofuran Inert atmosphere; | 91% |
With tetrabutylammomium bromide; caesium carbonate In dimethyl sulfoxide at 25℃; for 4h; Solvent; Reagent/catalyst; | 85% |
Stage #1: Quinacridone With tetrabutylammomium bromide; caesium carbonate In dimethyl sulfoxide at 20℃; for 4h; Stage #2: 1-bromo-octane In dimethyl sulfoxide for 24h; | 82% |
With N,N,N,N,N,N-hexamethylphosphoric triamide; sodium hydride In mineral oil; benzene at 20℃; for 174h; | 64% |
With tetrabutylammomium bromide; sodium hydroxide In toluene for 24h; Reflux; | 24.9% |
Conditions | Yield |
---|---|
With sodium hydroxide; cetyltrimethylammonium chloride In water; chlorobenzene at 80℃; for 7h; | 90% |
Conditions | Yield |
---|---|
With sodium hydroxide; cetyltrimethylammonium chloride In water; chlorobenzene at 80℃; for 13h; | 89% |
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In water; toluene at 80℃; for 12h; | 87% |
Stage #1: Quinacridone With tetrabutylammomium bromide; potassium hydroxide In water; toluene at 95℃; Stage #2: 1-bromo-butane In water; toluene at 95℃; for 24h; | 80% |
3,5-di-tert-butylbenzyl bromide
Quinacridone
Conditions | Yield |
---|---|
With potassium hydroxide; tetrabutylammomium bromide In water; toluene for 4h; Heating; | 87% |
With sodium hydroxide; tetra-(n-butyl)ammonium iodide In toluene at 80℃; for 32h; | 76% |
Quinacridone
benzyl chloride
5,12-Dibenzyl-5,12-dihydro-quino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In water; toluene at 80℃; for 11h; | 85% |
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide at 20℃; for 24h; | 85% |
Conditions | Yield |
---|---|
Stage #1: Quinacridone With tetrabutylammomium bromide; caesium carbonate In dimethyl sulfoxide at 20℃; for 4h; Stage #2: 1-dodecylbromide In dimethyl sulfoxide at 20 - 90℃; for 26h; Concentration; Reagent/catalyst; | 84% |
Stage #1: Quinacridone With tetrabutylammomium bromide; caesium carbonate In dimethyl sulfoxide at 30℃; for 4h; Stage #2: 1-dodecylbromide In dimethyl sulfoxide at 20 - 90℃; for 26h; | 80% |
Quinacridone
1-chloro-2-(chloromethyl)benzene
5,12-Bis-(2-chloro-benzyl)-5,12-dihydro-quino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In water; toluene at 80℃; for 12h; | 82% |
Quinacridone
1-Chloro-4-(chloromethyl)benzene
5,12-Bis-(4-chloro-benzyl)-5,12-dihydro-quino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In water; toluene at 80℃; for 9h; | 81% |
Quinacridone
4-Methylbenzyl chloride
5,12-Bis-(4-methyl-benzyl)-5,12-dihydro-quino[2,3-b]acridine-7,14-dione
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In water; toluene at 80℃; for 10h; | 80% |
Conditions | Yield |
---|---|
Stage #1: Quinacridone With sodium hydride In dimethyl sulfoxide; N,N-dimethyl-formamide at 60℃; for 0.666667h; Stage #2: 6-bromo-hexanoic acid ethyl ester In dimethyl sulfoxide; N,N-dimethyl-formamide for 8h; Stage #3: methyl iodide In dimethyl sulfoxide; N,N-dimethyl-formamide | 78% |
Quinacridone
1,3-bis{[3,5-bis(tert-butyl)benzyl]oxy}-5-(bromomethyl)benzene
Conditions | Yield |
---|---|
With sodium hydroxide; tetra-(n-butyl)ammonium iodide In toluene at 80℃; for 32h; | 76% |
With potassium hydroxide; tetrabutylammomium bromide In water; toluene for 4h; Heating; | 74% |
Conditions | Yield |
---|---|
Stage #1: 1,3-propanesultone; Quinacridone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 80℃; Stage #2: Ph4PCl In water | 75% |
Conditions | Yield |
---|---|
Stage #1: Quinacridone With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide at 20℃; for 2h; Stage #2: 1-iodo-butane In dimethyl sulfoxide at 80℃; for 6h; Inert atmosphere; | 75% |
Conditions | Yield |
---|---|
In water at 20℃; for 0.666667h; Sonication; | 70% |
Conditions | Yield |
---|---|
Stage #1: Quinacridone With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide at 20℃; for 2h; Stage #2: 1-Iodooctane In dimethyl sulfoxide at 80℃; for 6h; Inert atmosphere; | 70% |
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