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Cas:1550-35-2
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inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
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inquiryhigh quality Appearance:White or off white powder 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
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
Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:1550-35-2
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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:1550-35-2
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inquiry2,4-Difluorobenzaldehyde Basic information Product Name: 2,4-Difluorobenzaldehyde Synonyms: 2,4-DIFLUOROBENZALDEHYDE;Benzaldehyde, 2,4-difluoro-;2-fluro-5- nitro-Benzoic acid;2,4-Difluor
Cas:1550-35-2
Min.Order:1 Kilogram
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inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:1550-35-2
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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
Cas:1550-35-2
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inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:1550-35-2
Min.Order:10 Kilogram
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inquiryCAS Number 1550-35-2 Product Name 2,4-difluorobenzaldehyde Synonyms 2,2-difluoroethyl Acetate; 2,4-difluorobenzaldehyde 98%; 2,4
Cas:1550-35-2
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
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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:Liquid Storage:Store in sealed containers at cool & dry plac
Cas:1550-35-2
Min.Order:100 Gram
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Cas:1550-35-2
Min.Order:1 Kilogram
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Cas:1550-35-2
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inquiry2,4-Difluorobenzaldehyde CAS:1550-35-2 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 i
Cas:1550-35-2
Min.Order:1 Gram
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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
Cas:1550-35-2
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inquiryBest 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
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
Cas:1550-35-2
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inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap
Cas:1550-35-2
Min.Order:1 Kilogram
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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
Cas:1550-35-2
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inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and als
Cas:1550-35-2
Min.Order:1 Gram
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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:1550-35-2
Min.Order:10 Gram
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inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:1550-35-2
Min.Order:100 Gram
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inquiryProduct name: 2,4-Difluorobenzaldehyde CAS No.: 1550-35-2 Molecule Formula:C4H6F2O2 Molecule Weight:124.09 Purity: 99.0% Package: 200kg/drum Description:Colorless to pale yellow liquid Manufacture Standards:Enterprise Standard TE
Cas:1550-35-2
Min.Order:1 Kilogram
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inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMP
Cas:1550-35-2
Min.Order:1 Gram
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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:1550-35-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 2,4-Difluorobenzaldehyde CAS: 1550-35-2 MF: C7H4F2O MW: 142.1 EINECS: 216-287-2 Mol File: 1550-35-2.mol 2,4-Difluorobenzaldehyde Structure 2,4-Difluorobenzaldehyde Chemical Properties Melting point 2-3 °C (li
Cas:1550-35-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:1550-35-2
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Type:Trading Company
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:1550-35-2
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:1550-35-2
Min.Order:1 Gram
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inquiry2,4-difluorobenzyl alcohol
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; copper diacetate In water; acetonitrile at 20℃; for 6h; Green chemistry; | 89% |
With nitric acid; ytterbium(III) triflate In 1,2-dichloro-ethane for 2h; Oxidation; Heating; | 80% |
Conditions | Yield |
---|---|
With rhodium(III) chloride trihydrate; hydrogen; triethylamine; triphenylphosphine In N,N-dimethyl acetamide at 90℃; under 7500.75 Torr; for 12h; Autoclave; | 76% |
2,4-difluorobromobenzene
formic acid ethyl ester
A
2,4-difluorobenzaldehyde
B
bis-(2,4-difluorophenyl)methanol
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether; hexane 1.) -78 deg C, 30 min, 2.) -78 to 20 deg C, overnight; | A 12.8% B 74% |
2,4-dichlorobenzaldeyhde
A
2,4-difluorobenzaldehyde
B
2-chloro-4-fluorobenzaldehyde
C
4-chloro-2-fluorobenzaldehyde
Conditions | Yield |
---|---|
With potassium fluoride In sulfolane at 220℃; for 12h; Product distribution; also with other 1) molar ratios, 2) solvents, 3) temperatures, 4) times; | A 66% B 7% C 5% |
With potassium fluoride In sulfolane at 220℃; for 12h; | A 66% B 7% C 5% |
With potassium fluoride In sulfolane at 220℃; for 12h; Yield given. Title compound not separated from byproducts; | A 13% B n/a C n/a |
1-(azidomethyl)-2,4-difluorobenzene
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With sodium dithionite; spermwhale myoglobin (H64V,V68A) In methanol; aq. phosphate buffer at 20℃; for 24h; pH=7; Catalytic behavior; | 60% |
With sodium dithionite In methanol; aq. phosphate buffer at 20℃; for 24h; pH=7; Catalytic behavior; Enzymatic reaction; |
Conditions | Yield |
---|---|
With potassium fluoride; 18-crown-6 ether; tetraphenylphosphonium bromide at 230℃; for 7h; | 49% |
N-(2,4-difluorobenzyl) N-(2-cyanoethyl)-4-methylaniline
A
2,4-difluorobenzaldehyde
B
3-(2-Dimethylaminomethyl-4-methyl-phenylamino)-propionitrile
C
N-(2-cyanoethyl) N-(2,4-difluorobenzyl)-2-amino-5-methylbenzaldehyde
Conditions | Yield |
---|---|
With water; trichlorophosphate In N,N-dimethyl-formamide Vilsmeier reaction; | A 30% B 39% C 42.5% |
With trichlorophosphate In N,N-dimethyl-formamide Vilsmeier reaction; | A 30% B 39% C 42.5% |
Dichloromethyl methyl ether
1,3-Difluorobenzene
A
bis(2,4-difluorophenyl)chloromethane
B
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With aluminum (III) chloride In dichloromethane | A n/a B 33% C n/a |
Conditions | Yield |
---|---|
With sodium molybdate; dihydrogen peroxide; sodium bromide In acetic acid at 105℃; for 0.111111h; Temperature; | 31.1% |
With chlorine anschliessenden Erwaermen mit H2SO4; | |
With bromine anschliessenden Erwaermen mit H2SO4; |
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With acetic acid |
N-(2,4-difluorobenzylidene)-4-methylaniline
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 91 percent / sodium borohydride / Heating 2: 46 percent / CuCl 3: 30 percent / POCl3 / dimethylformamide / Vilsmeier reaction View Scheme |
N-(2,4-difluorobenzyl)-4-methylaniline
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 46 percent / CuCl 2: 30 percent / POCl3 / dimethylformamide / Vilsmeier reaction View Scheme |
Conditions | Yield |
---|---|
With n-butyllithium; ammonium chloride In N-methyl-acetamide; diethyl ether; hexane; water |
Conditions | Yield |
---|---|
Stage #1: 1,3-Difluorobenzene With potassium tert-butylate In tetrahydrofuran; chloroform at 30 - 40℃; for 2.5h; Stage #2: formic acid at 65℃; for 3h; Reagent/catalyst; Solvent; Temperature; |
Conditions | Yield |
---|---|
With sodium hydroxide In methanol Ambient temperature; | 100% |
With sodium hydroxide In methanol at 28℃; Claisen Schmidt condensation; | 75.3% |
propylamine
2,4-difluorobenzaldehyde
(E)-N-(2,4-difluorobenzylidene)propan-1-amine
Conditions | Yield |
---|---|
With magnesium sulfate In dichloromethane; water at 24.84℃; for 4h; | 100% |
2,4-difluorobenzaldehyde
4-methoxycarbonyl aniline
4-{[1-(2,4-difluoro-phenyl)-meth-(E)-ylidene]-amino}-benzoic acid methyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 12h; | 100% |
With toluene-4-sulfonic acid In toluene for 12h; Reflux; | 100% |
2,4-difluorobenzaldehyde
phosphonic acid diethyl ester
diethyl [(2,4-difluorophenyl)(hydroxy)methyl]phosphonate
Conditions | Yield |
---|---|
With triethylamine at 0 - 20℃; | 100% |
2,4-difluorobenzaldehyde
2,4-difluorobenzyl alcohol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 0℃; Inert atmosphere; | 100% |
Stage #1: 2,4-difluorobenzaldehyde With C36H44F4N2Ni2P2; diphenylsilane In tetrahydrofuran at 45℃; for 3h; Schlenk technique; Inert atmosphere; Stage #2: With sodium hydroxide In tetrahydrofuran; methanol at 60℃; for 24h; Schlenk technique; Inert atmosphere; | 92% |
With methanol; sodium tetrahydroborate at 0℃; for 1h; | 88% |
Conditions | Yield |
---|---|
With Lewis acid | 100% |
With boron trifluoride diethyl etherate In dichloromethane at 0 - 25℃; | 78% |
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol at 20℃; for 1h; Inert atmosphere; | 100% |
With hydrazine hydrate In ethanol at 20℃; Inert atmosphere; |
2-amino-4-bromo-5-fluorophenol
2,4-difluorobenzaldehyde
4-bromo-2-[[(2,4-difluorophenyl)methylene]amino]-5-fluorophenol
Conditions | Yield |
---|---|
Stage #1: 2-amino-4-bromo-5-fluorophenol; 2,4-difluorobenzaldehyde With toluene-4-sulfonic acid In toluene for 0.5h; Heating / reflux; Stage #2: With triethylamine In toluene at 20℃; | 99% |
toluene-4-sulfonic acid In toluene for 0.5h; Heating / reflux; Dean-Stark apparatus; | 99% |
2,4-difluorobenzaldehyde
(benzothiazole-2-sulfonyl)-acetic acid ethyl ester
Conditions | Yield |
---|---|
With sodium azide; ammonium acetate In methanol; water at 30℃; for 4h; | 99% |
trimethyl phosphonoacetate
2,4-difluorobenzaldehyde
methyl (2E)-3-(2,4-difluorophenyl)prop-2-enoate
Conditions | Yield |
---|---|
Stage #1: trimethyl phosphonoacetate With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.166667h; Stage #2: 2,4-difluorobenzaldehyde In tetrahydrofuran at 20℃; for 3.16667h; | 99% |
Stage #1: trimethyl phosphonoacetate With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.166667h; Stage #2: 2,4-difluorobenzaldehyde In tetrahydrofuran at 20℃; for 3.16667h; | 99% |
With potassium tert-butylate In tetrahydrofuran at 20℃; for 5.5h; | 86% |
Conditions | Yield |
---|---|
With silica-supported tungstic acid In neat (no solvent) at 60℃; for 0.0833333h; Sonication; Green chemistry; | 99% |
2,4-difluorobenzaldehyde
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
Conditions | Yield |
---|---|
With C34H28N6Zn In neat (no solvent) at 20℃; for 2h; Glovebox; Schlenk technique; | 99% |
6-hydroxybenzofuran-3-one
2,4-difluorobenzaldehyde
(Z)-2-(2,4-difluorobenzylidene)-6-hydroxybenzofuran-3(2H)-one
Conditions | Yield |
---|---|
With potassium hydroxide In water at 20℃; for 4h; | 98% |
2-Hydroxy-1,4-naphthoquinone
2,4-difluorobenzaldehyde
1,3-cylohexanedione
Conditions | Yield |
---|---|
With silica-supported tungstic acid In neat (no solvent) at 60℃; for 0.0666667h; Sonication; Green chemistry; | 98% |
Conditions | Yield |
---|---|
Stage #1: tertbutylhydrazine hydrochloride With sodium hydroxide In ethanol; water at 0℃; for 0.25h; Stage #2: 2,4-difluorobenzaldehyde With acetic acid In ethanol; water at 0 - 20℃; for 24h; diastereoselective reaction; | 98% |
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With sulfuric acid; potassium nitrate at 0 - 20℃; for 0.166667h; | 97.5% |
With sulfuric acid; potassium nitrate at 20℃; for 3h; | 95% |
2,4-difluorobenzaldehyde
aniline
N-<(2,4-difluorophenyl)methylene>benzamine
Conditions | Yield |
---|---|
In toluene for 2h; Heating; | 97% |
2-(3-fluoro-4-methoxyphenyl)-2-[(trimethylsilyl)oxy]acetonitrile
2,4-difluorobenzaldehyde
2,4-difluoro-α-[(trimethylsilyl)oxy]benzeneacetonitrile
Conditions | Yield |
---|---|
97% |
2,4-difluorobenzaldehyde
(2,4-difluorophenyl)hydrazinium chloride
Conditions | Yield |
---|---|
In ethanol at 80℃; for 1h; | 97% |
Conditions | Yield |
---|---|
In ethanol for 3.25h; Heating; | 96% |
4'-N-(N'-p-methoxyphenylurenyl)acetophenone
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 20℃; Claisen-Schmidt condensation; | 95% |
2,4-difluorobenzaldehyde
4'-N-(N'-p-chlorophenylurenyl)acetophenone
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 20℃; Claisen-Schmidt condensation; | 95% |
4-phenylpiperidine
2,4-difluorobenzaldehyde
2-(4-phenylpiperidin-1-yl)-4-fluorobenzaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 150℃; for 20h; | 95% |
4-tert-Butylaniline
2,4-difluorobenzaldehyde
allyltributylstanane
4-tert-butylphenyl[1-(2, 4-difluorophenyl)but-3-enyl]amine
Conditions | Yield |
---|---|
With trifluoroacetic acid In acetonitrile at 25℃; for 0.75h; Inert atmosphere; | 95% |
2,4-difluorobenzaldehyde
1-[2-hydroxy-4,6-dimethoxy-3-(2-methyl-2H-pyrazol-3-yl)-phenyl]ethanone
(E)-3-(2,4-difluorophenyl)-1-(2-hydroxy-4,6-dimethoxy-3-(1-methyl-1H-pyrazol-5-yl)phenyl)prop-2-en-1-one
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 20℃; for 24h; Claisen-Schmidt Condensation; | 95% |
Stage #1: 1-[2-hydroxy-4,6-dimethoxy-3-(2-methyl-2H-pyrazol-3-yl)-phenyl]ethanone With sodium hydroxide In ethanol; water for 0.0833333h; Claisen-Schmidt Condensation; Stage #2: 2,4-difluorobenzaldehyde In ethanol; water at 20℃; for 24h; Claisen-Schmidt Condensation; |
7-methoxy-3-benzofuranone
2,4-difluorobenzaldehyde
(Z)-2-(2,4-difluorobenzylidene)-7-methoxybenzofuran-3(2H)-one
Conditions | Yield |
---|---|
With aluminum oxide In methanol for 48h; Reflux; Inert atmosphere; | 95% |
1H-indene-1,3(2H)-dione
2-amino-1-tert-butyl-4-cyanopyrrole
2,4-difluorobenzaldehyde
Conditions | Yield |
---|---|
With indium(III) chloride In ethanol for 2.5h; Reflux; | 95% |
Conditions | Yield |
---|---|
at 25℃; Paterno-Buechi Cycloaddition; Irradiation; Flow reactor; | 95% |
Conditions | Yield |
---|---|
In ethanol at 80℃; for 1h; | 95% |
Conditions | Yield |
---|---|
In ethanol for 2h; Heating; | 95% |
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