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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

2,3,4-Trimethoxybenzaldehyde Manufacturer/High quality/Best price/In stock

Cas:2103-57-3

Min.Order:1 Kilogram

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Hangzhou Dingyan Chem Co., Ltd

Item Quality Standard Test Result Appearance colorless clear liquid colorless clear liquid Assay %

high purity 2103-57-3 2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

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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 2,3,4-Trimethoxy Benzaldehyde supplier in China

Cas:2103-57-3

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Jinan Finer Chemical Co., Ltd

Product description: Product name 2,3,4-Trimethoxybenzaldehyde CAS number 2103-57-3 Assay ≥99% Appearance White powder Capacity 200mt/year Application Pharmaceutical intermed

2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

Min.Order:10 Gram

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Wuhan Fortuna Chemical Co.,Ltd

2,3,4-Trimethoxybenzaldehyde CAS 2103-57-3 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals

2,3,4-Trimethoxybenzaldehyde CAS 2103-57-3

Cas:2103-57-3

Min.Order:25 Kilogram

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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 2,3,4-trimethoxybenzaldehyde

Cas:2103-57-3

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Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell Package:According to the demand of customer Application:Pharmaceutical intermediates Transportation:by air or by sea Port:shanghai

2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

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Xi'an Xszo Chem Co., Ltd.

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

High Quality 99% 2,3,4-Trimethoxybenzaldehyde 2103-57-3 ISO Producer

Cas:2103-57-3

Min.Order:1 Gram

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Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

2,3,4-Trimethoxy Benzaldehyde CAS NO.2103-57-3

Cas:2103-57-3

Min.Order:1 Metric Ton

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Chemwill Asia Co., Ltd.

2,3,4-Trimethoxybenzaldehyde CAS 2103-57-3 2,3,4-trimethoxy-benzaldehyd CAS no 2103-57-3 Benzaldehyde, 2,3,4-trimethoxy- 2,3,4-Trimethoxybenzaldehyde Manufacturer High quality Best price In stock factory CAS 2103-57-3 2,3,4-Trimethoxybenzaldehy

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

TIANFU CHEM---2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

Min.Order:1 Kilogram

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufactu

2, 3, 4-Trimethoxybenzaldehyde CAS: 2103-57-3

Cas:2103-57-3

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

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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

HPLC 98% CAS 2103-57-3 with best quality

Cas:2103-57-3

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

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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

2,3,4-Trimethoxybenzaidehyde

Cas:2103-57-3

Min.Order:10 Kilogram

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Henan Sinotech Import&Export Corporation

Name: 2,3,4-Trimethoxybenzaldehyde Product Category:Intermediates Molecular Formula:C10H12O4 Molecular Weight:196.2 CAS No.:2103-57-3 Appearance:Similar White To Slight Yellowcrystal Powder Appearance:Similar White To Slight Yellowcrystal Powder

2,3,4-Trimethoxybenzaldehyde CAS:2103-57-3

Cas:2103-57-3

Min.Order:1 Kilogram

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:white to light yellow crystals powder Storage:Room temperature Package:25kg/drum Application:Trametazine impurity C Transportation:Express/Sea/Air Port:Any port in china

High Quality 2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

Min.Order:25 Kilogram

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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

2,3,4-Trimethoxybenzaldehyde 2103-57-3

Cas:2103-57-3

Min.Order:1 Kilogram

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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 present

Fast delivery HIGH QUALITY 2,3,4-Trimethoxybenzaldehyde 2103-57-3

Cas:2103-57-3

Min.Order:1 Kilogram

FOB Price: $65.0 / 80.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

2,3,4-Trimethoxybenzaldehyde CAS:2103-57-3 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 organ

2,3,4-Trimethoxybenzaldehyde CAS:2103-57-3

Cas:2103-57-3

Min.Order:1 Gram

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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

2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

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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

CAS NO.:2103-57-3

Cas:2103-57-3

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Hebei Mojin Biotechnology Co.,Ltd

Hebei Mojin Biological Technology Co., Ltd. is specialize in the production of chemical raw materials and reagents,located in Shijiazhuang, Hebei Province. In recent decades, under the efforts of all staff, in Shandong, Henan, Guangdong and many o

2, 3, 4-Trimethoxybenzaldehyde CAS 2103-57-3

Cas:2103-57-3

Min.Order:1 Kilogram

FOB Price: $20.0 / 40.0

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Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures

2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

Min.Order:1 Kilogram

FOB Price: $10.0 / 30.0

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Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need C

2,3,4-Trimethoxybenzaldehyde manufacturer with low price

Cas:2103-57-3

Min.Order:1 Gram

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Hangzhou Yunuo Chemical Co., Ltd is located in Hangzhou city China. As a global supplier in the chemical industry, Yunuochem is to create added value for customers around the world. Sticking to such business idea of "Good faith wins the bu

2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

Min.Order:1 Kilogram

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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

2,3,4-Trimethoxy Benzaldehyde

Cas:2103-57-3

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Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: 2,3,4-Trimethoxybenzaldehyde Synonyms: 2,3,4-Trimethoxybenzaidehyde;2,3,4 TRIMETHOXYBENZYLALDEHYDE;2,3,4-TRIMETHOXYBENZALDEHYDE;AKOS BBS-00003174;2,3,4-TMB;2,3,4-Trimethoxybenzaldehyde, 99+%;2,3,4-trimethoxy-benzaldehyd;Benzaldehyd

2,3,4-Trimethoxybenzaldehyde Manufactuered in China best quality

Cas:2103-57-3

Min.Order:100 Gram

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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

2,3,4-Trimethoxybenzaidehyde

Cas:2103-57-3

Min.Order:0 Metric Ton

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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

2,3,4-Trimethoxybenzaldehyde

Cas:2103-57-3

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Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

2,3,4-TRIMETHOXYBENZALDEHYDE

Cas:2103-57-3

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Synthetic route

2,3,4-trihydroxybenzylaldehyde
2144-08-3

2,3,4-trihydroxybenzylaldehyde

methyl iodide
74-88-4

methyl iodide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With potassium carbonate In acetone at 60℃; for 24h;97.2%
With potassium carbonate In acetone at 80℃; for 12h; Inert atmosphere; Schlenk technique;89%
With potassium carbonate In acetone
2,3,4-trimethoxybenzylalcohol
71989-96-3

2,3,4-trimethoxybenzylalcohol

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; [CuNi(-OAc)(μ-OH)(μ-OH2)(bpy)2](ClO4)2; dihydrogen peroxide In water at 70℃; for 2h;97%
With oxygen; Nafion polymer anchored ruthenium oxide pyrochlore composite In acetone at 20℃; under 760.051 Torr; for 7.5h;95%
With dihydrogen peroxide at 20 - 70℃; for 3.5h; Catalytic behavior;94%
formaldehyd
50-00-0

formaldehyd

1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With potassium carbonate; magnesium chloride for 5h; Concentration; Reflux;82.9%
acetic acid acetoxy-(2,3,4-trimethoxy-phenyl)-methyl ester

acetic acid acetoxy-(2,3,4-trimethoxy-phenyl)-methyl ester

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
β‐cyclodextrin In methanol; water at 60℃; for 8h; Product distribution;80%
1,2,3-Trimethoxy-4-phenethyloxymethyl-benzene
121336-22-9

1,2,3-Trimethoxy-4-phenethyloxymethyl-benzene

A

2-phenylethanol
60-12-8

2-phenylethanol

B

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water at 20℃; for 0.5h;A 60%
B 75%
1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 70 - 80℃; for 10h;74%
1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

difluoromethyl phenyl sulfide
1535-67-7

difluoromethyl phenyl sulfide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
Stage #1: 1,2,3-trimethoxybenzene; difluoromethyl phenyl sulfide With tin(IV) chloride In dichloromethane at 20℃; for 2h; Inert atmosphere;
Stage #2: With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In water; dimethyl sulfoxide at 20℃; for 2h;
72%
2,3,4-trimethoxy-benzaldehyde oxime

2,3,4-trimethoxy-benzaldehyde oxime

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With zeolyte H-Y supported KMnO4 In 1,2-dichloro-ethane for 0.5h; Ambient temperature;68%
2,3,4-trimethoxy-N,N-dimethylbenzylamine
90704-71-5

2,3,4-trimethoxy-N,N-dimethylbenzylamine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
Stage #1: N,N-dimethyl-2,3,4-trimethoxybenzylamine With iodine; sodium carbonate In 1,4-dioxane at 20℃; for 12h;
Stage #2: With water In 1,4-dioxane for 3h;
64%
1,2,3-trimethoxy-4-methylbenzene
33257-15-7

1,2,3-trimethoxy-4-methylbenzene

Mangantriacetat

Mangantriacetat

A

2,3,4-trimethoxybenzyl aceteate

2,3,4-trimethoxybenzyl aceteate

B

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With *5H2O; lithium chloride In acetic acid at 100℃; for 3.4h;A 34%
B 26%
1,2,3-trimethoxy-4-methylbenzene
33257-15-7

1,2,3-trimethoxy-4-methylbenzene

A

2,3,4-trimethoxybenzyl aceteate

2,3,4-trimethoxybenzyl aceteate

B

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With *5H2O; lithium chloride In acetic acid at 100℃; for 3.4h;A 34%
B 26%
1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With acetic acid In tetrahydrofuran; N-methyl-acetamide; hexane24%
malonic acid
141-82-2

malonic acid

1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

A

2,3,4-Trimethoxy-benzoic acid
573-11-5

2,3,4-Trimethoxy-benzoic acid

B

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With manganese triacetate In acetic acid for 0.0166667h; Heating; Yields of byproduct given;A 9%
B n/a
hydrogen cyanide
74-90-8

hydrogen cyanide

1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With hydrogenchloride; aluminium trichloride; benzene anschliessend Erhitzen mit Wasser;
With hydrogenchloride; aluminium trichloride; benzene at 0 - 40℃; und nachfolgenden Zersetzen mit Eis;
3,4-dimethoxysalicylaldehyde
19283-70-6

3,4-dimethoxysalicylaldehyde

dimethyl sulfate
77-78-1

dimethyl sulfate

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With alkaline solution
1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

N-methyl-N-phenylformamide
93-61-8

N-methyl-N-phenylformamide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With trichlorophosphate
2,3-dihydroxy-4-methoxybenzaldehyde
4055-69-0

2,3-dihydroxy-4-methoxybenzaldehyde

methyl iodide
74-88-4

methyl iodide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With potassium carbonate; acetone
dimethyl sulfate
77-78-1

dimethyl sulfate

2.3.4-trioxy-benzaldehyde

2.3.4-trioxy-benzaldehyde

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With sodium hydroxide anschliessend in einer Wasserstoff-Atmosphaere;
2,3-dimethoxyphenol
5150-42-5

2,3-dimethoxyphenol

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: HCl; ZnCl2; diethyl ether / Erhitzen des Reaktionsprodukts mit Wasser
2: aqueous alkaline solution
View Scheme
Dichloromethyl methyl ether
4885-02-3

Dichloromethyl methyl ether

1,2,3-trimethoxybenzene
634-36-6

1,2,3-trimethoxybenzene

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With titanium tetrachloride In dichloromethane at 0 - 20℃; Inert atmosphere;
With titanium tetrachloride In dichloromethane at 0 - 20℃; for 3h; Inert atmosphere;52.7 g
2,3,4-trihydroxybenzylaldehyde
2144-08-3

2,3,4-trihydroxybenzylaldehyde

dimethyl sulfate
77-78-1

dimethyl sulfate

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
Stage #1: 2,3,4-trihydroxybenzylaldehyde With potassium carbonate In acetone at 20℃; for 0.25h;
Stage #2: dimethyl sulfate In acetone for 8h; Reflux;
C11H15NO6
1111086-84-0

C11H15NO6

A

C11H15NO6

C11H15NO6

B

C11H15NO6

C11H15NO6

C

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Conditions
ConditionsYield
With hydroxynitrile lyase from Arabidopsis thaliana In aq. phosphate buffer; (2)H8-toluene at 30℃; for 3h; Resolution of racemate; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

3,4-dimethoxysalicylaldehyde
19283-70-6

3,4-dimethoxysalicylaldehyde

Conditions
ConditionsYield
With aluminium trichloride In benzene for 3h; Heating;100%
With aluminum (III) chloride In dichloromethane at -5 - 25℃;92%
With aluminium trichloride In benzene 1.) RT, 5 min, 2.) 70-80 deg C, 6 h;90.5%
2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2,3,4-trimethoxy-6-nitrobenzaldehyde
52978-83-3

2,3,4-trimethoxy-6-nitrobenzaldehyde

Conditions
ConditionsYield
With nitric acid; acetic acid at 0℃; for 0.5h;100%
With nitric acid; acetic acid at 20℃; for 0.166667h;100%
With nitric acid; acetic acid at 0℃; for 1.5h; Inert atmosphere;80%
phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

[Hydroxy-(2,3,4-trimethoxy-phenyl)-methyl]-phosphonic acid diethyl ester
181178-75-6

[Hydroxy-(2,3,4-trimethoxy-phenyl)-methyl]-phosphonic acid diethyl ester

Conditions
ConditionsYield
With aluminum oxide for 48h; Ambient temperature;100%
2,2-dimethoxyethylamine
22483-09-6

2,2-dimethoxyethylamine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

(2,3,4-trimethoxybenzylidene)-(2,2-dimethoxyethyl)amine
54879-68-4

(2,3,4-trimethoxybenzylidene)-(2,2-dimethoxyethyl)amine

Conditions
ConditionsYield
In benzene for 4h; Heating;100%
carbon tetrabromide
558-13-4

carbon tetrabromide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

1-(2,2-dibromovinyl)-2,3,4-trimethoxybenzene
849186-15-8

1-(2,2-dibromovinyl)-2,3,4-trimethoxybenzene

Conditions
ConditionsYield
With triphenylphosphine In dichloromethane100%
3-bromopropylamine hydrochloride
5003-71-4

3-bromopropylamine hydrochloride

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2,3,4-trimethoxybenzylidene-(3-bromo-1-propylamine)

2,3,4-trimethoxybenzylidene-(3-bromo-1-propylamine)

Conditions
ConditionsYield
Stage #1: 3-bromopropylamine hydrochloride With triethylamine In chloroform at 20℃; for 0.0833333h;
Stage #2: 2,3,4-trimethoxybenzaldehyde With magnesium sulfate In chloroform at 20℃; for 16h;
100%
aniline
62-53-3

aniline

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

N-(2,3,4-trimethoxybenzylidene)aniline
31434-97-6

N-(2,3,4-trimethoxybenzylidene)aniline

Conditions
ConditionsYield
at 80℃; under 15.0015 Torr; for 3h;100%
2'-(propargyloxy)acetophenone
41580-73-8

2'-(propargyloxy)acetophenone

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

1-(2-prop-2-ynyloxy-phenyl)-3-(2,3,4-trimethoxy-phenyl)-propenone
1227420-53-2

1-(2-prop-2-ynyloxy-phenyl)-3-(2,3,4-trimethoxy-phenyl)-propenone

Conditions
ConditionsYield
Stage #1: 2'-(propargyloxy)acetophenone With sodium hydroxide In methanol at 25℃; for 0.5h; Claisen-Schmidt condensation;
Stage #2: 2,3,4-trimethoxybenzaldehyde In methanol at 25℃; Claisen-Schmidt condensation;
100%
malonic acid
141-82-2

malonic acid

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

trans-2,3,4-trimethoxycinnamic acid
116406-19-0

trans-2,3,4-trimethoxycinnamic acid

Conditions
ConditionsYield
With piperidine; pyridine for 6h; Reflux;99%
With piperidine
With piperidine; pyridine
With pyridine at 90℃; Knoevenagel Condensation;
2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2,3-dihydroxy-4-methoxybenzaldehyde
4055-69-0

2,3-dihydroxy-4-methoxybenzaldehyde

Conditions
ConditionsYield
With boron trichloride In dichloromethane at 0℃; Inert atmosphere;99%
With boron trichloride In dichloromethane at 0℃; for 48h; Inert atmosphere;99%
With boron trichloride In dichloromethane at 0℃; Inert atmosphere;96%
t-butoxycarbonylhydrazine
870-46-2

t-butoxycarbonylhydrazine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

N'-[1-(2,3,4-Trimethoxy-phenyl)-meth-(E)-ylidene]-hydrazinecarboxylic acid tert-butyl ester

N'-[1-(2,3,4-Trimethoxy-phenyl)-meth-(E)-ylidene]-hydrazinecarboxylic acid tert-butyl ester

Conditions
ConditionsYield
In ethanol for 3h; Heating;99%
1-(4-methoxyphenyl)ethanone
100-06-1

1-(4-methoxyphenyl)ethanone

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

(E)-1-(4-methoxyphenyl)-3-(2,3,4-trimethoxyphenyl)prop-2-en-1-one

(E)-1-(4-methoxyphenyl)-3-(2,3,4-trimethoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
Stage #1: 1-(4-methoxyphenyl)ethanone With sodium hydroxide In ethanol; water at 20℃; for 0.0833333h; Claisen-Schmidt Condensation;
Stage #2: 2,3,4-trimethoxybenzaldehyde at 20℃; Claisen-Schmidt Condensation;
99%
1-crotonoylpiperidine
50838-22-7

1-crotonoylpiperidine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

(2E,4E)-1-(piperidin-1-yl)-5-(2,3,4-trimethoxyphenyl)penta-2,4-dien-1-one

(2E,4E)-1-(piperidin-1-yl)-5-(2,3,4-trimethoxyphenyl)penta-2,4-dien-1-one

Conditions
ConditionsYield
With potassium hydroxide In water; dimethyl sulfoxide at 20℃; for 8h;99%
dimethyl zinc(II)
544-97-8

dimethyl zinc(II)

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

(S)-1-(2,3,4-trimethoxyphenyl)ethan-1-ol

(S)-1-(2,3,4-trimethoxyphenyl)ethan-1-ol

Conditions
ConditionsYield
Stage #1: dimethyl zinc(II) With C41H42N2O3 In hexane; toluene at 0 - 40℃; for 0.5h; Inert atmosphere; Schlenk technique;
Stage #2: 2,3,4-trimethoxybenzaldehyde In hexane; toluene at 0 - 30℃; Inert atmosphere; Schlenk technique; enantioselective reaction;
99%
N-crotonoylpiperidine
3626-69-5

N-crotonoylpiperidine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

(2E,4E)-1-(piperidin-1-yl)-5-(2,3,4-trimethoxyphenyl)penta-2,4-dien-1-one

(2E,4E)-1-(piperidin-1-yl)-5-(2,3,4-trimethoxyphenyl)penta-2,4-dien-1-one

Conditions
ConditionsYield
With potassium hydroxide In water; dimethyl sulfoxide at 20℃; for 8h;99%
2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2,3,4-trimethoxyphenol
19676-64-3

2,3,4-trimethoxyphenol

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid In dichloromethane98%
With dihydrogen peroxide; sulfuric acid In methanol for 1h; Ambient temperature;97%
With sulfuric acid; dihydrogen peroxide In methanol Inert atmosphere;97%
2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2,3,4-trimethoxybenzylalcohol
71989-96-3

2,3,4-trimethoxybenzylalcohol

Conditions
ConditionsYield
With water; nickel dichloride; zinc In N,N-dimethyl-formamide for 2h; Ambient temperature;98%
With cobalt(II) chloride; zinc In water; N,N-dimethyl-formamide for 1.5h; Ambient temperature;98%
With sodium tetrahydroborate In methanol; hexane; ethyl acetate at 0℃; for 0.5h;98%
ethanethiol
75-08-1

ethanethiol

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

1-(bis(ethylthio)methyl)-2,3,4-trimethoxybenzene
1073536-41-0

1-(bis(ethylthio)methyl)-2,3,4-trimethoxybenzene

Conditions
ConditionsYield
With hafnium(IV) trifluoromethanesulfonate In dichloromethane at 20℃; for 0.166667h;98%
With silica gel-supported phosphorus pentoxide at 20℃; Neat (no solvent);92%
dimedone
126-81-8

dimedone

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

3,3,6,6-tetramethyl-9-(2,3,4-trimethoxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione

3,3,6,6-tetramethyl-9-(2,3,4-trimethoxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione

Conditions
ConditionsYield
With 1-butyl-3-methylimidazolium Tetrafluoroborate at 20℃; for 1h; Reagent/catalyst; Green chemistry;98%
With tungsten(VI) oxide In neat (no solvent) at 70℃; for 2h; Green chemistry;80%
dimethoxyacetaldehyde
51673-84-8

dimethoxyacetaldehyde

4-methoxy-aniline
104-94-9

4-methoxy-aniline

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

N-(2,2-dimethoxyethyl)-4-methoxy-N-(3,4,5-trimethoxybenzyl)aniline

N-(2,2-dimethoxyethyl)-4-methoxy-N-(3,4,5-trimethoxybenzyl)aniline

Conditions
ConditionsYield
Stage #1: 4-methoxy-aniline; 2,3,4-trimethoxybenzaldehyde With sodium diacetoxy(acetyl)boranuide In chloroform at 20℃; for 1h;
Stage #2: dimethoxyacetaldehyde In chloroform at 20℃; for 8h;
98%
3-amino-4-hydroxytoluene
95-84-1

3-amino-4-hydroxytoluene

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

5-Methyl-2-{[1-(2,3,4-trimethoxy-phenyl)-meth-(E)-ylidene]-amino}-phenol

5-Methyl-2-{[1-(2,3,4-trimethoxy-phenyl)-meth-(E)-ylidene]-amino}-phenol

Conditions
ConditionsYield
97%
(2-bromobenzyl)triphenylphosphonium bromide
36901-75-4

(2-bromobenzyl)triphenylphosphonium bromide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

1,2,3-trimethoxy-4-[2-(2-bromophenyl)vinyl]benzene

1,2,3-trimethoxy-4-[2-(2-bromophenyl)vinyl]benzene

Conditions
ConditionsYield
Stage #1: (2-bromobenzyl)triphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 0℃; for 0.5h;
Stage #2: 2,3,4-trimethoxybenzaldehyde In tetrahydrofuran at 20℃; for 16h; Further stages.;
97%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

1,2,3-trimethoxy-4-vinylbenzene
39240-15-8

1,2,3-trimethoxy-4-vinylbenzene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In diethyl ether at 0℃; for 0.25h; Inert atmosphere;
Stage #2: 2,3,4-trimethoxybenzaldehyde In diethyl ether at 0℃; Inert atmosphere;
97%
Stage #1: Methyltriphenylphosphonium bromide With sodium amide In diethyl ether at 20℃; for 10h; Inert atmosphere;
Stage #2: 2,3,4-trimethoxybenzaldehyde In diethyl ether at -10 - 20℃; Wittig reaction; Inert atmosphere;
58%
benzil
134-81-6

benzil

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

4,5-diphenyl-2-(2,3,4-trimethoxyphenyl)-1H-imidazole
169155-38-8

4,5-diphenyl-2-(2,3,4-trimethoxyphenyl)-1H-imidazole

Conditions
ConditionsYield
With ammonium acetate In neat (no solvent) at 100℃; for 0.5h; Irradiation; Green chemistry;96%
With ammonium acetate; acetic acid for 5h; Condensation; Heating;65%
ethylamine
75-04-7

ethylamine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

Ethyl-[1-(2,3,4-trimethoxy-phenyl)-meth-(E)-ylidene]-amine

Ethyl-[1-(2,3,4-trimethoxy-phenyl)-meth-(E)-ylidene]-amine

Conditions
ConditionsYield
In chloroform at 80℃; sealed tube;96%
4,6-dihydroxy-2-mercaptopyrimidine
504-17-6

4,6-dihydroxy-2-mercaptopyrimidine

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2-thioxo-5-(2,3,4-trimethoxybenzylidene)hexahydropyrimidine-4,6-dione
301351-66-6

2-thioxo-5-(2,3,4-trimethoxybenzylidene)hexahydropyrimidine-4,6-dione

Conditions
ConditionsYield
With benzyltrimethylammonium chloride In water at 90℃; for 4 - 5h; Knoevenagel condensation;96%
1,3-dimethylbarbituric acid
769-42-6

1,3-dimethylbarbituric acid

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

1,3-dimethyl-5-(2,3,4-trimethoxybenzylidene)-hexahydropyrimidine-2,4,6-trione

1,3-dimethyl-5-(2,3,4-trimethoxybenzylidene)-hexahydropyrimidine-2,4,6-trione

Conditions
ConditionsYield
With benzyltrimethylammonium chloride In water at 90℃; for 4 - 5h; Knoevenagel condensation;96%
In water at 20℃; Knoevenagel Condensation;
4-trifluoromethylphenylamine
455-14-1

4-trifluoromethylphenylamine

trimethylsilyl cyanide
7677-24-9

trimethylsilyl cyanide

2,3,4-trimethoxybenzaldehyde
2103-57-3

2,3,4-trimethoxybenzaldehyde

2-{[4-(trifluoromethyl)phenyl]amino}-2-(2,3,4-trimethoxyphenyl)acetonitrile
1529776-74-6

2-{[4-(trifluoromethyl)phenyl]amino}-2-(2,3,4-trimethoxyphenyl)acetonitrile

Conditions
ConditionsYield
In neat (no solvent) at 90℃; Microwave irradiation;96%
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