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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

Ethyl 2-formylbenzoate Manufacturer/High quality/Best price/In stock

Cas:34046-43-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome 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

High quality Ethyl 2-Formylbenzoate supplier in China

Cas:34046-43-0

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediate ( such as diabtes series, Anti

34046-43-0

Cas:34046-43-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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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

Ethyl 2-formylbenzoate 34046-43-0

Cas:34046-43-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

2-Formylbenzoic acid ethyl ester CAS:34046-43-0 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

2-Formylbenzoic acid ethyl ester CAS:34046-43-0

Cas:34046-43-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Ethyl 2-formylbenzoate

Cas:34046-43-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Ethyl 2-formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Ethyl 2-Formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Manufacturers

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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

Ethyl 2-formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

High quality Ethyl 2-Formylbenzoate

Cas:34046-43-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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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-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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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-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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KAISA GROUP INC

1.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

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

Ethyl 2-formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Manufacturers

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Bluecrystal chem-union

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

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

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GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Benzoic acid,2-formyl-, ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

Ethyl 2-Formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Manufacturers

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Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Trading Company

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Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Ethyl 2-formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

2-Formylbenzoic acid ethyl ester Application:2-Formylbenzoic acid ethyl ester

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Other

inquiry

DB BIOTECH CO., LTD

best seller Application:API

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Ethyl 2-formylbenzoate cas 34046-43-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Ethyl 2-formylbenzoate cas 34046-43-0

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Other

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Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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SAGECHEM LIMITED

34046-43-0 Application:intermediate

ethyl 2-formylbenzoate

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

2-Formylbenzoic acid ethyl esterAppearance:as detail Storage:room temperature Package:as required Application:34046-43-0 Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport) or by sea LCL/FCL f

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

34046-43-0

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

2-Formylbenzoic acid ethyl ester

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

Ethyl 2-formylbenzoate 34046-43-0

Cas:34046-43-0

Min.Order:0

Negotiable

Type:Trading Company

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Synthetic route

ethyl iodide
75-03-6

ethyl iodide

o-carboxybenzaldehyde
119-67-5

o-carboxybenzaldehyde

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃;98%
With caesium carbonate In N,N-dimethyl-formamide at 70℃; for 4h;79%
With potassium carbonate In N,N-dimethyl-formamide at 20℃;68%
ethanol
64-17-5

ethanol

o-carboxybenzaldehyde
119-67-5

o-carboxybenzaldehyde

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With thionyl chloride at 0 - 20℃; for 12h;85%
ethanol
64-17-5

ethanol

o-phthalic dicarboxaldehyde
643-79-8

o-phthalic dicarboxaldehyde

A

3-ethoxy-3H-isobenzofuran-1-one
16824-02-5

3-ethoxy-3H-isobenzofuran-1-one

B

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; copper diacetate at 60℃;A 78%
B 8%
ethyl 2-(2-hydroxybenzylidine)-hydrazine carboxylate
88674-90-2

ethyl 2-(2-hydroxybenzylidine)-hydrazine carboxylate

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With [bis(acetoxy)iodo]benzene In dichloromethane for 2h; Ambient temperature;72%
With lead(IV) acetate In tetrahydrofuran for 2h; Ambient temperature;60%
ethyl cyclohepta-2,4,6-trienecarboxylate
27332-37-2

ethyl cyclohepta-2,4,6-trienecarboxylate

A

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

B

(1R,2S,3R,4R,5S)-6,7-Dioxa-tricyclo[3.2.2.02,4]non-8-ene-3-carboxylic acid ethyl ester

(1R,2S,3R,4R,5S)-6,7-Dioxa-tricyclo[3.2.2.02,4]non-8-ene-3-carboxylic acid ethyl ester

C

C10H12O4

C10H12O4

Conditions
ConditionsYield
With hematoporphyrin In acetone Irradiation;A 6%
B 70%
C 8%
ethyl 2-methylbenzoate
87-24-1

ethyl 2-methylbenzoate

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With dipotassium peroxodisulfate; cobalt(II) diacetate tetrahydrate; trifluoroacetic acid; trifluoroacetic anhydride at 80℃; chemoselective reaction;69%
ethanol
64-17-5

ethanol

ortho-bromobenzaldehyde
6630-33-7

ortho-bromobenzaldehyde

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With dmap; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In toluene at 90℃; for 0.5h; Microwave irradiation;65%
triethyloxonium fluoroborate
368-39-8

triethyloxonium fluoroborate

o-carboxybenzaldehyde
119-67-5

o-carboxybenzaldehyde

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With triethylamine In dichloromethane for 2h; Ambient temperature;60%
ethyl cyclohepta-2,4,6-trienecarboxylate
27332-37-2

ethyl cyclohepta-2,4,6-trienecarboxylate

A

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

B

benzoic acid ethyl ester
93-89-0

benzoic acid ethyl ester

C

p-ethoxycarbonylbenzaldehyde
6287-86-1

p-ethoxycarbonylbenzaldehyde

D

Ethyl 2-phenylethanoate
101-97-3

Ethyl 2-phenylethanoate

E

Diethyl maleate
141-05-9

Diethyl maleate

Conditions
ConditionsYield
With sodium acetate; palladium diacetate In acetic acid at 80℃; for 4h; Product distribution; Mechanism; also 7-cyano-1,3,5-cycloheptatriene, var. solvents and reaction conditions;A 11 % Spectr.
B 8%
C 9 % Spectr.
D 3%
E 4%
o-carboxybenzaldehyde
119-67-5

o-carboxybenzaldehyde

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With thionyl chloride Behandeln des Reaktionsprodukts mit Alkohol;
(2-Ethoxycarbonyl-phenylmethylidyne)-isopropyl-ammonium

(2-Ethoxycarbonyl-phenylmethylidyne)-isopropyl-ammonium

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With triethylsilane; water 1) CH2Cl2, reflux, 2) heating; Yield given. Multistep reaction;
4-Ethoxy-1,4-dihydro-2,3-benzodioxin-1-ol
70760-53-1

4-Ethoxy-1,4-dihydro-2,3-benzodioxin-1-ol

A

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

B

o-carboxybenzaldehyde
119-67-5

o-carboxybenzaldehyde

Conditions
ConditionsYield
With water In acetonitrile at 29.6℃; Rate constant; Mechanism; variation of water-content, other solvents without water; addition of dimethylpyrroline N-oxide (formation of OH* adduct), also with D2O;
diethyl sulfate
64-67-5

diethyl sulfate

o-carboxybenzaldehyde
119-67-5

o-carboxybenzaldehyde

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
With potassium hydroxide; Aliquat 336 1.) 60 deg C, 0.1 Torr, 6 h, 2.) room temp., 18 h; Yield given. Multistep reaction;
With potassium hydroxide; Aliquat 336
With triethylamine In dichloromethane
2-cyano-benzoic acid ethyl ester
6525-45-7

2-cyano-benzoic acid ethyl ester

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: FeCl3 / CH2Cl2 / Heating
2: 1) Et3SiH, 2) H2O / 1) CH2Cl2, reflux, 2) heating
View Scheme
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

[(p-methylphenyl)sulfonylmethyl]isonitrile
38622-91-2, 36635-61-7

[(p-methylphenyl)sulfonylmethyl]isonitrile

ethyl 2-(oxazol-5-yl)benzoate
1186127-15-0

ethyl 2-(oxazol-5-yl)benzoate

Conditions
ConditionsYield
With triethylamine; β‐cyclodextrin In water at 50℃; for 2h; Green chemistry;94%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

allyl bromide
106-95-6

allyl bromide

3-allyl-3H-isobenzofuran-1-one
24282-29-9, 148761-98-2

3-allyl-3H-isobenzofuran-1-one

Conditions
ConditionsYield
With tin In tetrahydrofuran at 80℃; for 8h;94%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

(S)-2-methylpropane-2-sulfinamide
343338-28-3

(S)-2-methylpropane-2-sulfinamide

(S)-ethyl 2-(((tert-butylsulfinyl)imino)methyl) benzoate

(S)-ethyl 2-(((tert-butylsulfinyl)imino)methyl) benzoate

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 20℃; for 8h;90%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

allyl bromide
106-95-6

allyl bromide

(S)-3-allylisobenzofuran-1(3H)-one
24282-29-9

(S)-3-allylisobenzofuran-1(3H)-one

Conditions
ConditionsYield
Stage #1: ethyl 2-formylbenzoate; allyl bromide With chromium chloride; manganese; chloro-trimethyl-silane; (10,10-dimethyl-5-(pyridin-2-yl)-6-azatricyclo[7.1.1.02,7]undeca-2(7),3,5-trien-8-yl)diphenylmethanol; triethylamine In tetrahydrofuran at 0℃; for 48h; Nozaki-Hiyama-Kishi Reaction; Molecular sieve; Inert atmosphere;
Stage #2: With tetrabutyl ammonium fluoride In tetrahydrofuran Molecular sieve; Inert atmosphere;
Stage #3: With toluene-4-sulfonic acid In tetrahydrofuran Molecular sieve; Inert atmosphere; enantioselective reaction;
86%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

triphenyl((2,6,6-trimethylcyclohex-1-enyl)methyl)phosphonium bromide
56013-01-5

triphenyl((2,6,6-trimethylcyclohex-1-enyl)methyl)phosphonium bromide

2-[(E)-2-(2,6,6-Trimethyl-cyclohex-1-enyl)-vinyl]-benzoic acid ethyl ester
223742-36-7

2-[(E)-2-(2,6,6-Trimethyl-cyclohex-1-enyl)-vinyl]-benzoic acid ethyl ester

Conditions
ConditionsYield
With n-butyllithium at 0℃;85%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

malonic acid
141-82-2

malonic acid

3-(2-ethoxycarbonylphenyl)acrylic acid
188545-22-4

3-(2-ethoxycarbonylphenyl)acrylic acid

Conditions
ConditionsYield
With piperidine; pyridine for 2h; Reflux;82%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

(trifluoromethyl)trimethylsilane
81290-20-2

(trifluoromethyl)trimethylsilane

3-(trifluoromethyl)-1(3H)-isobenzofuranone

3-(trifluoromethyl)-1(3H)-isobenzofuranone

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 8h; Concentration; Solvent;82%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

o-phthalic dicarboxaldehyde
643-79-8

o-phthalic dicarboxaldehyde

Conditions
ConditionsYield
With n-butyllithium; diisobutylaluminium hydride; tert-butyl alcohol In tetrahydrofuran; hexane at 0℃;81%
2-(2-methyl-1,3-dioxolane-2-yl)ethan-1-amine
62240-37-3

2-(2-methyl-1,3-dioxolane-2-yl)ethan-1-amine

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

1',3',4',10b'-tetrahydro-6'H-spiro[1,3-dioxolane-2,2'-pyrido[2,1-a]isoindol]-6'-one
817554-52-2

1',3',4',10b'-tetrahydro-6'H-spiro[1,3-dioxolane-2,2'-pyrido[2,1-a]isoindol]-6'-one

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene for 12h; Dean-Stark apparatus; Reflux;77%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

2,4-difluorophenylamine
367-25-9

2,4-difluorophenylamine

2-(2,4-difluorophenyl)-3-hydroxy-2,3-dihydro-1H-isoindol-1-one
1375015-42-1

2-(2,4-difluorophenyl)-3-hydroxy-2,3-dihydro-1H-isoindol-1-one

Conditions
ConditionsYield
Stage #1: 2,4-difluorophenylamine With TurboGrignard In tetrahydrofuran at 20℃; for 0.1h; Microreactor;
Stage #2: ethyl 2-formylbenzoate In tetrahydrofuran at 20℃; for 0.233333h; Bodroux reaction; Microreactor;
70%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

(2-nitrobenzyl)triphenylphosphonium bromide
23308-83-0

(2-nitrobenzyl)triphenylphosphonium bromide

ethyl 2-(2-nitrostyryl)benzoate
90011-52-2

ethyl 2-(2-nitrostyryl)benzoate

Conditions
ConditionsYield
With sodium ethanolate In dichloromethane at 20℃; Wittig reaction;60%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

allyltrimethoxysilane
2551-83-9

allyltrimethoxysilane

A

(R)-3-allylisobenzofuran-1(3H)-one

(R)-3-allylisobenzofuran-1(3H)-one

B

(S)-3-allylisobenzofuran-1(3H)-one
24282-29-9

(S)-3-allylisobenzofuran-1(3H)-one

Conditions
ConditionsYield
With silver fluoride; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl In methanol at -20℃; for 5h; Sakurai-Hosomi Allylation; enantioselective reaction;A 58%
B n/a
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

2-(2-(2-bromo-5-chlorophenyl)-1-iminoethyl)-5-chlorophenol

2-(2-(2-bromo-5-chlorophenyl)-1-iminoethyl)-5-chlorophenol

ethyl 2-(4-(2-bromo-5-chlorobenzyl)-7-chloro-2H-benzo-[e][1,3]oxazin-2-yl)benzoate

ethyl 2-(4-(2-bromo-5-chlorobenzyl)-7-chloro-2H-benzo-[e][1,3]oxazin-2-yl)benzoate

Conditions
ConditionsYield
With trifluorormethanesulfonic acid; C17H17NO3 In 2-methyltetrahydrofuran at 0 - 20℃; for 18h; Molecular sieve;57%
Stage #1: ethyl 2-formylbenzoate; 2-(2-(2-bromo-5-chlorophenyl)-1-iminoethyl)-5-chlorophenol With C17H17NO3 In 2-methyltetrahydrofuran at 0 - 5℃; for 0.0333333h; Inert atmosphere; Molecular sieve;
Stage #2: With trifluorormethanesulfonic acid In 2-methyltetrahydrofuran at 20℃; Inert atmosphere;
56.9%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

4-(2-chlorophenyl)-2-hydrazinothiazole

4-(2-chlorophenyl)-2-hydrazinothiazole

(E)-4-(2-chlorophenyl)-2-(2-ethoxyformylbenzylidenehydrazino)thiazole

(E)-4-(2-chlorophenyl)-2-(2-ethoxyformylbenzylidenehydrazino)thiazole

Conditions
ConditionsYield
In ethanol for 4h; Inert atmosphere;57%
ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

1-bromo-2-(2-chloro-ethyl)benzene
75534-18-8

1-bromo-2-(2-chloro-ethyl)benzene

3-[2-(2-chloroethyl)phenyl]-3H-isobenzofuran-1-one

3-[2-(2-chloroethyl)phenyl]-3H-isobenzofuran-1-one

Conditions
ConditionsYield
Stage #1: 1-bromo-2-(2-chloro-ethyl)benzene With n-butyllithium In tetrahydrofuran at -100℃; for 0.166667h;
Stage #2: With ytterbium(III) triflate In tetrahydrofuran at -78℃; for 0.5h;
Stage #3: ethyl 2-formylbenzoate In tetrahydrofuran at -78 - 20℃; Further stages.;
56%
4-hydroxy[1]benzopyran-2-one
1076-38-6

4-hydroxy[1]benzopyran-2-one

ethyl 2-formylbenzoate
34046-43-0

ethyl 2-formylbenzoate

N-phenacylpyridinium bromide
16883-69-5

N-phenacylpyridinium bromide

ethyl trans-2-(2-benzoyl-4-oxo-2,3-dihydro-4H-furo[3,2-c]chromen-3-yl)benzoate

ethyl trans-2-(2-benzoyl-4-oxo-2,3-dihydro-4H-furo[3,2-c]chromen-3-yl)benzoate

Conditions
ConditionsYield
With triethylamine In ethanol; water for 3h; Reflux; diastereoselective reaction;50%

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