Products

Refine

Country

Business Type

Certificate

Display

Xiamen Jenny Chemical Technology Co., Ltd.

GMP 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,

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem 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

2,4-Difluorobenzaldehyde Manufacturer/High quality/Best price/In stock

Cas:1550-35-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

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

Factory Supply 2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------

High purity 1550-35-2 2,4-difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

inquiry

Chemwill Asia Co., Ltd.

Our 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

2,4-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

2,4-Difluorobenzaldehyde 1550-35-2

Cas:1550-35-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our 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

2,4-Difluorobenzaldehyde CAS 1550-35-2

Cas:1550-35-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

New CAS 1550-35-2 with high-quality service

Cas:1550-35-2

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

Factory Direct Supply 98%+ 2, 4-Difluorobenzaldehyde/Dfba CAS#1550-35-2 in Stock

Cas:1550-35-2

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

CAS Number 1550-35-2 Product Name 2,4-difluorobenzaldehyde Synonyms 2,2-difluoroethyl Acetate; 2,4-difluorobenzaldehyde 98%; 2,4

2,4-Difluorobenzaldehyde CAS:1550-35-2

Cas:1550-35-2

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Hubei Langyou International Trading Co., Ltd

1. 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

2,4-Difluorobenzaldehyde CAS 1550-35-2

Cas:1550-35-2

Min.Order:100 Gram

Negotiable

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

Benzaldehyde, 2,4-difluoro- 1550-35-2

Cas:1550-35-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Kilogram

FOB Price: $89.0 / 100.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

2,4-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

2,4-Difluorobenzaldehyde CAS:1550-35-2

Cas:1550-35-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

Benzaldehyde, 2,4-difluoro-

Cas:1550-35-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou Keyingchem Co.,Ltd

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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

2,4-Difluorobenzaldehyde CAS NO.1550-35-2

Cas:1550-35-2

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product 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

Lower Price 2,4-Difluorobenzaldehyde on stock

Cas:1550-35-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Gram

FOB Price: $1.0 / 2.0

Type:Trading Company

inquiry

Zibo Dorne chemical technology co. LTD

Product 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,

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Product 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong 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

2,4-Difluorobenzaldehyde

Cas:1550-35-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

2,4-difluorobenzyl alcohol
56456-47-4

2,4-difluorobenzyl alcohol

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
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%
carbon monoxide
201230-82-2

carbon monoxide

2,4-difluoro-1-iodobenzene
2265-93-2

2,4-difluoro-1-iodobenzene

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
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
348-57-2

2,4-difluorobromobenzene

formic acid ethyl ester
109-94-4

formic acid ethyl ester

A

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

B

bis-(2,4-difluorophenyl)methanol
182192-99-0

bis-(2,4-difluorophenyl)methanol

Conditions
ConditionsYield
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
874-42-0

2,4-dichlorobenzaldeyhde

A

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

B

2-chloro-4-fluorobenzaldehyde
84194-36-5

2-chloro-4-fluorobenzaldehyde

C

4-chloro-2-fluorobenzaldehyde
61072-56-8

4-chloro-2-fluorobenzaldehyde

Conditions
ConditionsYield
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
622372-75-2

1-(azidomethyl)-2,4-difluorobenzene

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
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;
2,4-dichlorobenzaldeyhde
874-42-0

2,4-dichlorobenzaldeyhde

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
With potassium fluoride; 18-crown-6 ether; tetraphenylphosphonium bromide at 230℃; for 7h;49%
N-(2,4-difluorobenzyl) N-(2-cyanoethyl)-4-methylaniline
127598-80-5

N-(2,4-difluorobenzyl) N-(2-cyanoethyl)-4-methylaniline

A

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

B

3-(2-Dimethylaminomethyl-4-methyl-phenylamino)-propionitrile
118072-35-8

3-(2-Dimethylaminomethyl-4-methyl-phenylamino)-propionitrile

C

N-(2-cyanoethyl) N-(2,4-difluorobenzyl)-2-amino-5-methylbenzaldehyde
127598-87-2

N-(2-cyanoethyl) N-(2,4-difluorobenzyl)-2-amino-5-methylbenzaldehyde

Conditions
ConditionsYield
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
4885-02-3

Dichloromethyl methyl ether

1,3-Difluorobenzene
372-18-9

1,3-Difluorobenzene

A

bis(2,4-difluorophenyl)chloromethane
696589-33-0

bis(2,4-difluorophenyl)chloromethane

B

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

C

tris(2,4-difluorophenyl)methane

tris(2,4-difluorophenyl)methane

Conditions
ConditionsYield
With aluminum (III) chloride In dichloromethaneA n/a
B 33%
C n/a
2,4-difluorotoluene
452-76-6

2,4-difluorotoluene

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
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;
N-<2,4-difluoro-benzyl>-hexamethylenetetraminium chloride

N-<2,4-difluoro-benzyl>-hexamethylenetetraminium chloride

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
With acetic acid
N-(2,4-difluorobenzylidene)-4-methylaniline
127598-60-1

N-(2,4-difluorobenzylidene)-4-methylaniline

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
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
127598-67-8

N-(2,4-difluorobenzyl)-4-methylaniline

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 46 percent / CuCl
2: 30 percent / POCl3 / dimethylformamide / Vilsmeier reaction
View Scheme
2,4-difluorobromobenzene
348-57-2

2,4-difluorobromobenzene

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
With n-butyllithium; ammonium chloride In N-methyl-acetamide; diethyl ether; hexane; water
formic acid
64-18-6

formic acid

1,3-Difluorobenzene
372-18-9

1,3-Difluorobenzene

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

Conditions
ConditionsYield
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;
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

2',4'-dimethoxyacetophenone
829-20-9

2',4'-dimethoxyacetophenone

RL390

RL390

Conditions
ConditionsYield
With sodium hydroxide In methanol Ambient temperature;100%
With sodium hydroxide In methanol at 28℃; Claisen Schmidt condensation;75.3%
propylamine
107-10-8

propylamine

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

(E)-N-(2,4-difluorobenzylidene)propan-1-amine
1191057-85-8

(E)-N-(2,4-difluorobenzylidene)propan-1-amine

Conditions
ConditionsYield
With magnesium sulfate In dichloromethane; water at 24.84℃; for 4h;100%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

4-methoxycarbonyl aniline
619-45-4

4-methoxycarbonyl aniline

4-{[1-(2,4-difluoro-phenyl)-meth-(E)-ylidene]-amino}-benzoic acid methyl ester
1391608-80-2

4-{[1-(2,4-difluoro-phenyl)-meth-(E)-ylidene]-amino}-benzoic acid methyl ester

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene for 12h;100%
With toluene-4-sulfonic acid In toluene for 12h; Reflux;100%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

diethyl [(2,4-difluorophenyl)(hydroxy)methyl]phosphonate
1386395-18-1

diethyl [(2,4-difluorophenyl)(hydroxy)methyl]phosphonate

Conditions
ConditionsYield
With triethylamine at 0 - 20℃;100%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

2,4-difluorobenzyl alcohol
56456-47-4

2,4-difluorobenzyl alcohol

Conditions
ConditionsYield
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%
1.3-propanedithiol
109-80-8

1.3-propanedithiol

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

2-(2,4-difluorophenyl)-1,3-dithiane

2-(2,4-difluorophenyl)-1,3-dithiane

Conditions
ConditionsYield
With Lewis acid100%
With boron trifluoride diethyl etherate In dichloromethane at 0 - 25℃;78%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

[(2,4-difluorophenyl)methylidene]hydrazine

[(2,4-difluorophenyl)methylidene]hydrazine

Conditions
ConditionsYield
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
1016234-89-1

2-amino-4-bromo-5-fluorophenol

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

4-bromo-2-[[(2,4-difluorophenyl)methylene]amino]-5-fluorophenol
1016234-91-5

4-bromo-2-[[(2,4-difluorophenyl)methylene]amino]-5-fluorophenol

Conditions
ConditionsYield
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
1550-35-2

2,4-difluorobenzaldehyde

(benzothiazole-2-sulfonyl)-acetic acid ethyl ester
24045-02-1

(benzothiazole-2-sulfonyl)-acetic acid ethyl ester

ethyl 5-(2,4-difluoro-phenyl)-2H-[1,2,3]triazole-4-carboxylate

ethyl 5-(2,4-difluoro-phenyl)-2H-[1,2,3]triazole-4-carboxylate

Conditions
ConditionsYield
With sodium azide; ammonium acetate In methanol; water at 30℃; for 4h;99%
trimethyl phosphonoacetate
5927-18-4

trimethyl phosphonoacetate

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

methyl (2E)-3-(2,4-difluorophenyl)prop-2-enoate
186758-21-4

methyl (2E)-3-(2,4-difluorophenyl)prop-2-enoate

Conditions
ConditionsYield
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%
2-Hydroxy-1,4-naphthoquinone
83-72-7

2-Hydroxy-1,4-naphthoquinone

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

C27H12F2O5

C27H12F2O5

Conditions
ConditionsYield
With silica-supported tungstic acid In neat (no solvent) at 60℃; for 0.0833333h; Sonication; Green chemistry;99%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
25015-63-8

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

2-((2,4-difluorobenzyl)oxy)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-((2,4-difluorobenzyl)oxy)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Conditions
ConditionsYield
With C34H28N6Zn In neat (no solvent) at 20℃; for 2h; Glovebox; Schlenk technique;99%
6-hydroxybenzofuran-3-one
6272-26-0

6-hydroxybenzofuran-3-one

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

(Z)-2-(2,4-difluorobenzylidene)-6-hydroxybenzofuran-3(2H)-one
1613190-04-7

(Z)-2-(2,4-difluorobenzylidene)-6-hydroxybenzofuran-3(2H)-one

Conditions
ConditionsYield
With potassium hydroxide In water at 20℃; for 4h;98%
2-Hydroxy-1,4-naphthoquinone
83-72-7

2-Hydroxy-1,4-naphthoquinone

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

1,3-cylohexanedione
504-02-9

1,3-cylohexanedione

C23H14F2O4

C23H14F2O4

Conditions
ConditionsYield
With silica-supported tungstic acid In neat (no solvent) at 60℃; for 0.0666667h; Sonication; Green chemistry;98%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

tertbutylhydrazine hydrochloride
7400-27-3

tertbutylhydrazine hydrochloride

(E)-1-(tert-butyl)-2-(2,4-difluorobenzylidene)hydrazine

(E)-1-(tert-butyl)-2-(2,4-difluorobenzylidene)hydrazine

Conditions
ConditionsYield
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
1550-35-2

2,4-difluorobenzaldehyde

2,4-difluoro-5-nitrobenzaldehyde

2,4-difluoro-5-nitrobenzaldehyde

Conditions
ConditionsYield
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
1550-35-2

2,4-difluorobenzaldehyde

aniline
62-53-3

aniline

N-<(2,4-difluorophenyl)methylene>benzamine
80617-34-1

N-<(2,4-difluorophenyl)methylene>benzamine

Conditions
ConditionsYield
In toluene for 2h; Heating;97%
2-(3-fluoro-4-methoxyphenyl)-2-[(trimethylsilyl)oxy]acetonitrile
177755-45-2

2-(3-fluoro-4-methoxyphenyl)-2-[(trimethylsilyl)oxy]acetonitrile

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

2,4-difluoro-α-[(trimethylsilyl)oxy]benzeneacetonitrile
94010-80-7

2,4-difluoro-α-[(trimethylsilyl)oxy]benzeneacetonitrile

Conditions
ConditionsYield
97%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

(2,4-difluorophenyl)hydrazinium chloride
40594-29-4, 51523-79-6

(2,4-difluorophenyl)hydrazinium chloride

C13H8F4N2

C13H8F4N2

Conditions
ConditionsYield
In ethanol at 80℃; for 1h;97%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

(2,5-difluorophenyl)hydrazine hydrochloride

(2,5-difluorophenyl)hydrazine hydrochloride

C13H8F4N2

C13H8F4N2

Conditions
ConditionsYield
In ethanol for 3.25h; Heating;96%
4'-N-(N'-p-methoxyphenylurenyl)acetophenone
853735-41-8

4'-N-(N'-p-methoxyphenylurenyl)acetophenone

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

1-{4-[(E)-3-(2,4-Difluoro-phenyl)-acryloyl]-phenyl}-3-(4-methoxy-phenyl)-urea

1-{4-[(E)-3-(2,4-Difluoro-phenyl)-acryloyl]-phenyl}-3-(4-methoxy-phenyl)-urea

Conditions
ConditionsYield
With sodium hydroxide In methanol at 20℃; Claisen-Schmidt condensation;95%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

4'-N-(N'-p-chlorophenylurenyl)acetophenone
101095-67-4

4'-N-(N'-p-chlorophenylurenyl)acetophenone

1-(4-Chloro-phenyl)-3-{4-[(E)-3-(2,4-difluoro-phenyl)-acryloyl]-phenyl}-urea

1-(4-Chloro-phenyl)-3-{4-[(E)-3-(2,4-difluoro-phenyl)-acryloyl]-phenyl}-urea

Conditions
ConditionsYield
With sodium hydroxide In methanol at 20℃; Claisen-Schmidt condensation;95%
4-phenylpiperidine
771-99-3

4-phenylpiperidine

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

2-(4-phenylpiperidin-1-yl)-4-fluorobenzaldehyde
1194654-72-2

2-(4-phenylpiperidin-1-yl)-4-fluorobenzaldehyde

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 150℃; for 20h;95%
4-tert-Butylaniline
769-92-6

4-tert-Butylaniline

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

allyltributylstanane
24850-33-7

allyltributylstanane

4-tert-butylphenyl[1-(2, 4-difluorophenyl)but-3-enyl]amine
1281881-46-6

4-tert-butylphenyl[1-(2, 4-difluorophenyl)but-3-enyl]amine

Conditions
ConditionsYield
With trifluoroacetic acid In acetonitrile at 25℃; for 0.75h; Inert atmosphere;95%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

1-[2-hydroxy-4,6-dimethoxy-3-(2-methyl-2H-pyrazol-3-yl)-phenyl]ethanone
1424351-63-2

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
1424351-66-5

(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
ConditionsYield
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
7169-37-1

7-methoxy-3-benzofuranone

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

(Z)-2-(2,4-difluorobenzylidene)-7-methoxybenzofuran-3(2H)-one
1613190-01-4

(Z)-2-(2,4-difluorobenzylidene)-7-methoxybenzofuran-3(2H)-one

Conditions
ConditionsYield
With aluminum oxide In methanol for 48h; Reflux; Inert atmosphere;95%
1H-indene-1,3(2H)-dione
606-23-5

1H-indene-1,3(2H)-dione

2-amino-1-tert-butyl-4-cyanopyrrole
269726-49-0

2-amino-1-tert-butyl-4-cyanopyrrole

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

1-tert-butyl-4-(2,4-difluorophenyl)-5-oxo-1,5-dihydroindeno[1,2-b]pyrrolo[3,2-e]pyridine-3-carbonitrile

1-tert-butyl-4-(2,4-difluorophenyl)-5-oxo-1,5-dihydroindeno[1,2-b]pyrrolo[3,2-e]pyridine-3-carbonitrile

Conditions
ConditionsYield
With indium(III) chloride In ethanol for 2.5h; Reflux;95%
furan
110-00-9

furan

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

exo-6-(2,4-difluorophenyl)-2,7-dioxabicyclo[3.2.0]hept-3-ene

exo-6-(2,4-difluorophenyl)-2,7-dioxabicyclo[3.2.0]hept-3-ene

Conditions
ConditionsYield
at 25℃; Paterno-Buechi Cycloaddition; Irradiation; Flow reactor;95%
2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

3-fluorophenylhydrazine hydrochloride
2924-16-5

3-fluorophenylhydrazine hydrochloride

C13H9F3N2

C13H9F3N2

Conditions
ConditionsYield
In ethanol at 80℃; for 1h;95%
(3,5-difluorophenyl)hydrazine hydrochloride

(3,5-difluorophenyl)hydrazine hydrochloride

2,4-difluorobenzaldehyde
1550-35-2

2,4-difluorobenzaldehyde

C13H8F4N2

C13H8F4N2

Conditions
ConditionsYield
In ethanol for 2h; Heating;95%

Hot Products

Post buying leads

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