Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
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inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:652-03-9
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inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:652-03-9
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inquiryOur company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company
Cas:652-03-9
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white or off-white powder Storage:Store in sealed containers
Cas:652-03-9
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inquiry1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ
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inquiryTetrafluorophthalic acid CAS:652-03-9 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 in
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Hangzhou 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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inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:652-03-9
Min.Order:10 Gram
FOB Price: $100.0
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inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:652-03-9
Min.Order:1 Kilogram
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Product Name: Tetrafluorophthalic acid Synonyms: 1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrafluoro-;RARECHEM AL BO 0016;TETRAFLUOROPHTHALIC ACID;3,4,5,6-TETRAFLUOROBENZENE-1,2-DICARBOXYLIC ACID;3,4,5,6-TETRAFLUOROPHTHALIC ACID;Tetrafluorophthal
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:652-03-9
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inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:652-03-9
Min.Order:1 Kilogram
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inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Cas:652-03-9
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:652-03-9
Min.Order:1 Metric Ton
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:652-03-9
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:652-03-9
Min.Order:0
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Type:Lab/Research institutions
inquiry3,6-Difluorophthalic acidAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
Shanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is
Cas:652-03-9
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inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:652-03-9
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inquiryN-methyl-tetrafluorophthalimide
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With sulfuric acid; benzyltriethylammonium bromide at 45 - 50℃; for 15h; Temperature; | 95.7% |
octafluoro-1,3-dihydroisobenzofuran
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With sulfuric acid for 3h; Heating; | 94% |
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With sulfuric acid; cetyltrimethylammonim bromide at 110℃; for 8h; | 88.6% |
With sulfuric acid In water | 67% |
perfluorobenzocyclobutenedione
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Stage #1: perfluorobenzocyclobutenedione With bromine at 130℃; for 17.5h; Stage #2: With hydrogenchloride for 120h; Further stages.; | 86% |
Stage #1: perfluorobenzocyclobutenedione With antimony pentafluoride at 130℃; for 4.5h; Stage #2: With hydrogenchloride Further stages.; | 70% |
perfluorobenzocyclobutene
A
perfluorobenzocyclobutenedione
B
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Stage #1: perfluorobenzocyclobutene With antimony pentafluoride; silica gel at 70℃; for 5h; Stage #2: With hydrogenchloride Further stages.; | A 86% B 7% |
perfluorobenzocyclobutene
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With antimony pentafluoride; trifluoroacetic acid at 95℃; for 28h; | 85% |
Conditions | Yield |
---|---|
In water | 82% |
With hydrogenchloride In water |
hexachloro-phthalide
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With hydrogenchloride; potassium fluoride In tetrahydrofuran; sulfolane | 81% |
carbon monoxide
perfluorobenzocyclobutenone
A
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Stage #1: carbon monoxide; perfluorobenzocyclobutenone With antimony pentafluoride at 20℃; under 760.051 Torr; for 3h; Stage #2: With hydrogenchloride; water at 0℃; | A 10 %Spectr. B 67% |
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile at 60℃; for 6h; | 65% |
With nitric acid |
Perfluoro(1-ethylindan)
A
perfluoro(3-methyl-1-oxoisochromene-4-carboxylic acid)
B
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Stage #1: perfluoro-1-ethylindane With antimony pentafluoride; silica gel at 90 - 130℃; for 13h; Stage #2: With hydrogenchloride Further stages.; | A 39% B 36% |
perfluorobenzocyclobutenone
A
6-trifluoromethyl-2,3,4,5-tetrafluorobenzoic acid
B
perfluoro-2-acetyl-2'-methylbenzophenone
C
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Stage #1: perfluorobenzocyclobutenone With antimony pentafluoride at 120℃; for 6.5h; Stage #2: With hydrogenchloride Further stages.; | A 18% B 16% C 0.35 g |
perfluorobenzocyclobutene
trifluoroacetic anhydride
A
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Stage #1: perfluorobenzocyclobutene; trifluoroacetic anhydride With antimony pentafluoride at 20℃; for 75h; Sealed tube; Stage #2: With hydrogenchloride; water at 0℃; | A 14% B n/a |
hexafluoro-1,4-naphthoquinone
A
2-hydroxy-3,5,6,7,8-pentafluoro-1,4-naphthoquinone
B
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile at 80℃; for 20h; Mechanism; | A 0.25 g B 0.33 g |
octafluoronaphthalene
A
2-hydroxy-3,5,6,7,8-pentafluoro-1,4-naphthoquinone
B
2,3,4,5-tetrafluorobenzoic acid
C
3,4,5,6-tetrafluorophthalic acid
D
2-(heptafluoronaphthalen-1-yloxy)pentafluoro-1,4-naphthoquinone
E
2,3,4,5-tetrafluoro-6-(fluoromethyl)phenylglyoxylic acid
F
1-oxoperfluoro-1,2-dihydronaphthalene
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile at 100℃; for 30h; Product distribution; Mechanism; var. conc.; | A 0.38 g B 0.30 g C 0.65 g D 0.05 g E 0.21 g F 0.30 g |
1-perfluoronaphthol
A
hexafluoro-1,4-naphthoquinone
B
2-hydroxy-3,5,6,7,8-pentafluoro-1,4-naphthoquinone
C
2,3,4,5-tetrafluorobenzoic acid
D
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile at 80℃; for 20h; Product distribution; Mechanism; var. conc., var. temp.; | A 0.94 g B 0.21 g C 0.24 g D 1.02 g |
1,3,4,5,6,7,8-heptafluoro-2-naphthol
A
2,3,4,5-tetrafluorobenzoic acid
B
3,4,5,6-tetrafluorophthalic acid
C
2,3,4,5-tetrafluoro-6-(fluoromethyl)phenylglyoxylic acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile at 100℃; for 30h; Product distribution; Mechanism; var. conc., var. temp.; | A 0.36 g B 1.32 g C 0.24 g |
Conditions | Yield |
---|---|
(hydrolysis); | |
In water | |
hydrolysis; | |
hydrolysis; | |
With sodium hydroxide; zinc |
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With potassium permanganate In acetone |
1,3-Dihydroxyhexafluornaphthalin
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With nitric acid Heating; |
3,4,5,6,7,8-Hexafluoro-4-nitro-4H-naphthalen-1-one
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With antimony pentafluoride; silica gel at 85 - 180℃; for 9h; Title compound not separated from byproducts; |
hexafluoro-1,3-indanedione
C
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With antimony pentafluoride at 130℃; for 2h; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 34 percent / SiO2; SbF5 / 4.5 h / 70 - 75 °C 2: SbF5 / 2 h / 130 °C View Scheme |
4,5,6,7-tetrachloro-1,1,3,3-tetrafluoro-1,3-dihydroisobenzofuran
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 92 percent / potassium fluoride / tetrahydrothiophene 1,1-dioxide / 1.5 h / 210 - 220 °C 2: 94 percent / sulphuric acid / 3 h / Heating View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: HNO3 / -10 °C 2: HNO3 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: aq. KMnO4 / acetone View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 160 - 170 °C 2: (hydrolysis) View Scheme |
dmap
trimethylsilyl trifluoromethanesulfonate
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
In chlorobenzene for 24h; Heating; | 99% |
Conditions | Yield |
---|---|
With ammonium hydroxide at 180℃; for 2.5h; Autoclave; Green chemistry; | 97.2% |
With ammonia at 179.99℃; for 1h; pH=1.94; Temperature; | 90% |
In tributyl-amine at 130℃; for 4h; | 81.6% |
Conditions | Yield |
---|---|
With thionyl chloride at 90℃; for 14h; | 97% |
With thionyl chloride | 94% |
With acetyl chloride |
3,4,5,6-tetrafluorophthalic acid
4-amino-3,5,6-trifluorophthalic acid
Conditions | Yield |
---|---|
With ammonia at 110℃; for 100h; Autoclave; | 95% |
Conditions | Yield |
---|---|
With water In benzene at 20 - 80℃; | 95% |
3,4,5,6-tetrafluorophthalic acid
3,4,5,6-tetrafluorophthaloyl dichloride
Conditions | Yield |
---|---|
With phosphorus pentachloride at 180℃; for 2h; | 94% |
With thionyl chloride; N,N-dimethyl-formamide for 18h; Heating; | |
With thionyl chloride; N,N-dimethyl-formamide for 24h; Inert atmosphere; Schlenk technique; Reflux; | |
With thionyl chloride for 48h; Schlenk technique; Reflux; |
dibutyl ether
3,4,5,6-tetrafluorophthalic acid
2,3,4,5-tetrafluorobenzoic acid
Conditions | Yield |
---|---|
With sulfuric acid; dimethyl sulfoxide; triethylamine In water; toluene | 94% |
Conditions | Yield |
---|---|
In neat (no solvent) at 110 - 120℃; for 2h; Inert atmosphere; | 93% |
Conditions | Yield |
---|---|
With methanesulfonic acid at 90℃; for 48h; | 91% |
3,4,5,6-tetrafluorophthalic acid
2,4,5-trifluoro-3-hydroxybenzoic acid
Conditions | Yield |
---|---|
Stage #1: 3,4,5,6-tetrafluorophthalic acid With sodium hydroxide In water at 90℃; for 9h; Stage #2: With hydrogenchloride; tri-n-propylamine In water at 140℃; under 7500.75 Torr; for 7h; pH=1; Temperature; | 90.35% |
Conditions | Yield |
---|---|
With ammonium hydroxide at 250℃; for 0.416667h; Temperature; Time; Autoclave; Green chemistry; | 90.1% |
3,4,5,6-tetrafluorophthalic acid
A
1,2,3,4-tetrafluorobenzene
B
2,3,4,5-tetrafluorobenzoic acid
Conditions | Yield |
---|---|
With ammonium hydroxide at 190℃; for 2h; Temperature; Time; Autoclave; Green chemistry; | A 10.5% B 86.1% |
With ammonium hydroxide at 240℃; for 0.666667h; Temperature; Time; Autoclave; Green chemistry; | A 82% B 8.1% |
3,4,5,6-tetrafluorophthalic acid
isopropylamine
isopropylammonium tetrafluorohydrogenphthalate
Conditions | Yield |
---|---|
In water at 20℃; for 0.166667h; | 84% |
3,4,5,6-tetrafluorophthalic acid
N1-methylbenzene-1,2-diamine hydrochloride
Conditions | Yield |
---|---|
Stage #1: N1-methylbenzene-1,2-diamine hydrochloride With polyphosphoric acid at 80 - 85℃; for 0.25h; Green chemistry; Stage #2: 3,4,5,6-tetrafluorophthalic acid With polyphosphoric acid at 80 - 150℃; Green chemistry; | 84% |
3,4,5,6-tetrafluorophthalic acid
Conditions | Yield |
---|---|
With sulfuric acid In 1,4-dioxane at 25℃; electroreduction (divided cells, lead plates, 0.20 A); | 83% |
Conditions | Yield |
---|---|
With acetic acid at 130℃; for 10h; Temperature; | 79.1% |
3,4,5,6-tetrafluorophthalic acid
manganese (II) acetate tetrahydrate
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
In water for 0.005h; | 78% |
Conditions | Yield |
---|---|
In water Boiling of stoich. amts. of the starting materials in H2O until a clear soln. is obtained.; Filtn., isolation by evapn. under vac., elem. anal.; | 76% |
Conditions | Yield |
---|---|
With sodium hydroxide In water at 120℃; Sealed tube; | 76% |
3,4,5,6-tetrafluorophthalic acid
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
In methanol for 0.25h; | 75% |
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