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inquiryProduct Description Product website: http://www.finerchem.com Product Name 2,3,5,6-Tetrafluoroterephthalonitrile CAS No.
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inquiryProduct Name: Tetrafluoroterephthalonitrile Synonyms: 1,4-Dicyano-2,3,5,6-tetrafluorobenzene;1,4-Dicyanotetrafluorobenzene;2,3,5,6-tetrafluoro-4-benzenedicarbonitrile;Diamond 2031;diamond2031;Terephthalonitrile, tetrafluoro-;tetrafluor
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inquiryTetrafluoroterephthalonitrile CAS:1835-49-0 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 org
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inquiryLorcaserin(856681-05-5)is an orally administered agent and a selective 5-HT2C receptor agonist for the treatment of obesity. It had been approved for marketing in US by FDA on 27 June in 2012. In clinical studies, lorcaserin h
Name: 2, 3, 5, 6-Tetrafluoroterephthalonitrile CAS NO.: 1835-49-0 Structural formula: Appearance: white or almost white crystal solid Content:
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inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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inquiry2,3,5,6-TetrafluoroterephthalonitrileAppearance:Colorless transparent liquid Storage:Keep away of light, cool place Package:according to customers' requirements Application:pharmaceutical intermediates Transportation:By air(EMS or EUB or FedEx or TNT
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inquiryProduct name: Tetrafluoroterephthalonitrile CAS No.: 1835-49-0 Molecule Formula:C8F4N2 Molecule Weight:200.09 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTING
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inquiryTetrafluoroterephthalonitrile Chemical Properties Melting point 197-199 °C (lit.) Boiling point 243.3±40.0 °C(Predicted) density 1.6184 (estimate) storage temp. Sealed in dry,2-8°C solubility Soluble in hot meth
Cas:1835-49-0
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inquiryConditions | Yield |
---|---|
With potassium fluoride; 18-crown-6 ether In N,N-dimethyl-formamide at 140℃; for 6h; | 92% |
With potassium fluoride In N,N-dimethyl-formamide at 110℃; for 10h; Product distribution / selectivity; | 90% |
With potassium fluoride; tetra-n-propylammonium bromide In N,N-dimethyl-formamide at 130℃; for 7h; Product distribution / selectivity; | 90% |
Conditions | Yield |
---|---|
heating to 300°C, 5 h; | 74.4% |
heating to 300°C, 5 h; | 74.4% |
heating to 250°C, 5 h; | 68.7% |
Pentafluorobenzonitrile
2,3,4,5,6-Pentafluoro-benzonitrile
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide |
Conditions | Yield |
---|---|
With phosphorus pentoxide at 200 - 250℃; for 1.25h; |
1,4-dibromotetrafluorobenzene
copper(I) cyanide
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
at 160 - 170℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 91 percent / NH3 / diethyl ether / 8 h / 0 - 20 °C 2: 89 percent / POCl3 / 6 h / 135 °C 3: 92 percent / KF; 18-crown-6 / dimethylformamide / 6 h / 140 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 89 percent / POCl3 / 6 h / 135 °C 2: 92 percent / KF; 18-crown-6 / dimethylformamide / 6 h / 140 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 65 percent / Fe; Cl2 / 24 h / 180 °C 2: 91 percent / NH3 / diethyl ether / 8 h / 0 - 20 °C 3: 89 percent / POCl3 / 6 h / 135 °C 4: 92 percent / KF; 18-crown-6 / dimethylformamide / 6 h / 140 °C View Scheme |
Conditions | Yield |
---|---|
With iron(III) chloride In N,N-dimethyl-formamide heating to 160-170°C, 2.5 h; pouring in soln. of FeCl3 in HCl, at 70-80°C, 0.5 h; | |
With FeCl3 In N,N-dimethyl-formamide heating to 160-170°C, 2.5 h; pouring in soln. of FeCl3 in HCl, at 70-80°C, 0.5 h; |
Conditions | Yield |
---|---|
heating in high vac.; | |
heating in high vac.; |
Conditions | Yield |
---|---|
heating in high vac.; | |
heating in high vac.; |
Conditions | Yield |
---|---|
heating in high vac.; | |
heating in high vac.; |
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; | 100% |
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 65℃; for 3h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 20℃; for 18h; | 100% |
In N,N-dimethyl-formamide |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 24h; Inert atmosphere; | 100% |
tetrafluoroterephthalonitrile
poly[1,4-dicyanotetrafluorobenzene-co-1,6-bis(3-hydroxyphenoxy)hexane], inherent viscosity = 0.36 dL/g; monomer(s): 1,4-dicyanotetrafluorobenzene; 1,6-bis(3-hydroxyphenoxy)hexane
Conditions | Yield |
---|---|
potassium carbonate In N,N-dimethyl-formamide at 70℃; for 72h; | 97% |
tetrafluoroterephthalonitrile
9H-carbazole
(4s,6s)-2,4,5,6-tetra(9H-carbazol-9-yl)isophthalonitrile
Conditions | Yield |
---|---|
Stage #1: 9H-carbazole With sodium hydride In tetrahydrofuran; mineral oil at 25℃; for 0.5h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In tetrahydrofuran; mineral oil at 25℃; Inert atmosphere; | 97% |
Stage #1: 9H-carbazole With sodium hydride In tetrahydrofuran; mineral oil at 26.84℃; for 0.5h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In tetrahydrofuran; mineral oil at 26.84℃; for 10h; Inert atmosphere; | 95% |
Stage #1: 9H-carbazole With sodium hydride In tetrahydrofuran; hexane; mineral oil at 20℃; for 0.5h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In tetrahydrofuran; hexane; mineral oil Inert atmosphere; | 90% |
Conditions | Yield |
---|---|
Stage #1: 4-tert-Butylcatechol; tetrafluoroterephthalonitrile In N,N-dimethyl-formamide Inert atmosphere; Glovebox; Stage #2: With potassium carbonate In N,N-dimethyl-formamide at 70℃; for 25h; Inert atmosphere; Glovebox; | 96% |
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 65℃; for 3h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 1h; Reflux; | 96% |
tetrafluoroterephthalonitrile
1,3-bis(3-hydroxyphenoxy)propane
poly[1,4-dicyanotetrafluorobenzene-co-1,3-bis(3-hydroxyphenoxy)propane], inherent viscosity = 0.18 dL/g; monomer(s): 1,4-dicyanotetrafluorobenzene; 1,3-bis(hydroxyphenoxy)propane
Conditions | Yield |
---|---|
potassium carbonate In N,N-dimethyl-formamide at 70℃; for 72h; | 95% |
C17H20O4
tetrafluoroterephthalonitrile
poly[dicyanotetrafluorobenze-co-1,5-bis(3-hydroxyphenoxy)pentane], inherent viscosity = 0.29 dL/g; monomer(s); 1,4-dicyanotetrafluorobenzene; 1,5-bis(3-hydroxyphenoxy)pentane
Conditions | Yield |
---|---|
potassium carbonate In N,N-dimethyl-formamide at 70℃; for 72h; | 95% |
3,6-Dimethyl-9H-carbazole
tetrafluoroterephthalonitrile
1,4-dicyano-2,3,5,6-tetrakis(3,6-dimethylcarbazol-9-yl)benzene
Conditions | Yield |
---|---|
Stage #1: 3,6-Dimethyl-9H-carbazole With sodium hydride In tetrahydrofuran; mineral oil at 26.84℃; for 0.5h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In tetrahydrofuran; mineral oil at 26.84℃; for 10h; Inert atmosphere; | 95% |
Stage #1: 3,6-Dimethyl-9H-carbazole With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 0.5h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In N,N-dimethyl-formamide; mineral oil at 60℃; for 10h; Inert atmosphere; | 93.2% |
Stage #1: 3,6-Dimethyl-9H-carbazole With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.5h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In N,N-dimethyl-formamide at 150℃; for 16h; Inert atmosphere; | 54.4% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 45℃; for 6h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
In acetonitrile at 80℃; for 5h; | 95% |
tetrafluoroterephthalonitrile
1,4-bis(3-hydroxy phenoxy)butane
poly[1,4-dicyanotetrafluorobenzene-co-1,4-bis(3-hydroxyphenoxy)butane], inherent viscosity = 0.14 dL/g; monomer(s): 1,4-dicyanotetrafluorobenzene; 1,4-bis(3-hydroxyphenoxy)butane
Conditions | Yield |
---|---|
potassium carbonate In N,N-dimethyl-formamide at 70℃; for 48h; | 94% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 1h; Reflux; | 94% |
Conditions | Yield |
---|---|
In acetonitrile at 80℃; for 5h; | 94% |
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
With caesium carbonate In acetone at 20℃; for 12h; | 92% |
Conditions | Yield |
---|---|
In acetonitrile at 80℃; for 5h; | 92% |
tetrafluoroterephthalonitrile
benzene-1,2-diol
3,13-dicyanobenzo-1,2,4′,5′-bis(benzodioxane)
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 65℃; for 24h; Inert atmosphere; | 91.6% |
With potassium carbonate In N,N-dimethyl acetamide at 65℃; for 24h; Inert atmosphere; | 82.2% |
With potassium carbonate In N,N-dimethyl-formamide Heating; |
Conditions | Yield |
---|---|
Stage #1: 2,7-bis(trifluoromethyl)carbazole With sodium hydride In tetrahydrofuran at 20℃; for 1h; Stage #2: tetrafluoroterephthalonitrile In tetrahydrofuran at 20℃; for 22h; | 91% |
C22H30O4
tetrafluoroterephthalonitrile
poly[dicyanotetrafluorobenzene-co-1,10-bis-(3-hydroxyphenoxy)decane], inherent viscosity = 0.41 dL/g; monomer(s): 1,4-dicyanotetrafluorobenzene; 1,10-bis-(3-hydroxyphenoxy)decane
Conditions | Yield |
---|---|
potassium carbonate In N,N-dimethyl-formamide at 70℃; for 72h; | 90% |
tetrafluoroterephthalonitrile
N,N'-dibenzyl-2-nitroethylene-1,1-diamine
Conditions | Yield |
---|---|
With potassium tert-butylate; caesium carbonate; triethylamine In tetrahydrofuran; ethyl acetate; N,N-dimethyl-formamide at 100℃; for 0.5h; | 90% |
Conditions | Yield |
---|---|
Stage #1: potassium tert-butylate In tetrahydrofuran at 0℃; for 0.333333h; Inert atmosphere; Stage #2: tetrafluoroterephthalonitrile In tetrahydrofuran at 0 - 20℃; for 1h; Inert atmosphere; | 90% |
3-mercaptophenol
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 45℃; for 6h; Inert atmosphere; | 90% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 1h; Reflux; | 90% |
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
With caesium carbonate In acetone at 20℃; for 3h; | 88% |
tetrafluoroterephthalonitrile
Conditions | Yield |
---|---|
With caesium carbonate In acetone at 20℃; for 3h; | 88% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 2h; | 88% |
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