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% |
The CAS registry number of Pigment Violet 19 is 1047-16-1. Its EINECS registry number is 213-879-2. The IUPAC is 5,12-dihydroquinolino[2,3-b]acridine-7,14-dione. In addition, the molecular formula is C20H12N2O2 and the molecular weight is 312.32. It is also called quino(2,3-b)acridine-7,14-dione, 5,12-dihydro-. What's more, it belongs to the classes of Electroluminescence; Functional Materials; Highly Purified Reagents; Other Categories; Refined Products by Sublimation. And it should be stored in a cool and dry place.
Physical properties about this chemical are: (1)ACD/LogP: 2.53; (2)ACD/LogD (pH 5.5): 2.53; (3)ACD/LogD (pH 7.4): 2.53; (4)ACD/BCF (pH 5.5): 49.2; (5)ACD/BCF (pH 7.4): 49.2; (6)ACD/KOC (pH 5.5): 565.85; (7)ACD/KOC (pH 7.4): 565.85; (8)#H bond acceptors: 4; (9)#H bond donors: 2; (10)Polar Surface Area: 40.62 Å2; (11)Index of Refraction: 1.702; (12)Molar Refractivity: 88.29 cm3; (13)Molar Volume: 227.7 cm3; (14)Polarizability: 35 ×10-24cm3; (15)Surface Tension: 58.6 dyne/cm; (16)Density: 1.371 g/cm3; (17)Flash Point: 221.3 °C; (18)Enthalpy of Vaporization: 85.31 kJ/mol; (19)Boiling Point: 568.5 °C at 760 mmHg; (20)Vapour Pressure: 6.14E-13 mmHg at 25°C.
Uses of Pigment Violet 19: It is used as a pigment to make high performance paints. And it can also be used in artist's paints, including oils, acrylics, and watercolors. In addition, it can react with 2-iodo-propane to get 5,12-diisopropyl-5,12-dihydro-quino[2,3-b]acridine-7,14-dione. This reaction will need reagent 50percent NaOH, catalyst triethylbenzylammonium chloride and solvents toluene and H2O. The reaction time is 32 hours at reaction temperature of 80 °C. The yield is about 50%.
You can still convert the following datas into molecular structure:
(1)SMILES: O=C4c5ccccc5Nc3cc2C(=O)c1c(cccc1)Nc2cc34
(2)InChI: InChI=1/C20H12N2O2/c23-19-11-5-1-3-7-15(11)21-17-10-14-18(9-13(17)19)22-16-8-4-2-6-12(16)20(14)24/h1-10H,(H,21,23)(H,22,24)
(3)InChIKey: NRCMAYZCPIVABH-UHFFFAOYAK
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
rabbit | LD | skin | > 2mL/kg (2mL/kg) | National Technical Information Service. Vol. OTS0533795, | |
rat | LD50 | oral | > 20mL/kg (20mL/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | National Technical Information Service. Vol. OTS0533794, |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View