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Shandong Xinhua Pharmaceutical Co.,Ltd

Best price ,Best quality Appearance:flake crystal Package:200kgs Application:pharmaceutical intermediates Transportation:sea,air Port:qingdao,shanghai,beijing

Veratraldehyde

Cas:120-14-9

Min.Order:1 Metric Ton

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Chemlyte Solutions

Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff

Featured products Veratraldehyde(120-14-9)

Cas:120-14-9

Min.Order:100 Gram

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Type:Other

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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

Veratraldehyde

Cas:120-14-9

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 3,4-Dimethoxy Benzaldehyde supplier in China

Cas:120-14-9

Min.Order:1 Metric Ton

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Henan Allgreen Chemical Co.,Ltd

The company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Sealed, dry, m

Veratraldehyde

Cas:120-14-9

Min.Order:1 Kilogram

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EAST CHEMSOURCES LIMITED

3,4-Dimethoxybenzaldehyde Product Name: 3,4-Dimethoxybenzaldehyde Molecular Weight: 166.17 CAS NO: 120-14-9 EC NO: 204-373-2 Molecular Formula:

3,4-Dimethoxybenzaldehyde

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

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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 Veratraldehyde

Cas:120-14-9

Min.Order:1

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Type:Other

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Wuhan Kemi-Works Chemical Co., Ltd

Superiority : 1.ISO certificate 2..Powerful R & D team 3.The ability of quantized production,from grams to tons; 4.Various kinds of advanced equipment in the laboratory and plant; 5.Strict QC standard to meet the demand of customers,a

ISO certificate Veratraldehyde/ 3,4-Dimethoxybenzaldehyde

Cas:120-14-9

Min.Order:1 Kilogram

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Type:Other

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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 Content Natural Extract Veratraldehyde HACCP manufacturer

Cas:120-14-9

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

Veratraldehyde

Cas:120-14-9

Min.Order:10 Metric Ton

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

Name Veratraldehyde Synonyms Methylvanillin; Protocatechualdehyde dimethyl ether; Protocatechuic aldehyde dimethyl ether; Vanillin methyl ether; Veratric aldehyde; Veratrum aldehyde; Ver

Veratraldehyde

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech bio chemical products enterprises. The company's sales and marketing division is located in Shanghai, serving int

lower price high purity 3,4-Dimethoxybenzaldehyde CAS 120-14-9

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $100.0

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Veratraldehyde

Cas:120-14-9

Min.Order:1 Metric Ton

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Type:Manufacturers

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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

Veratraldehyde

Cas:120-14-9

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Hebei yanxi chemical co.,LTD.

CHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis

china supplier veratraldehyde pharmaceutical intermediates CAS No.: 120-14-9

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Trading Company

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LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of pharmaceu

Veratraldehyde manufacturer

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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Henan Tianfu Chemical Co., Ltd.

Our advantage: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 Scient

TIANFU-CHEM Veratraldehyde

Cas:120-14-9

Min.Order:1 Kilogram

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name Veratraldehyde CAS No. 120-14-9

Veratraldehyde

Cas:120-14-9

Min.Order:1 Gram

FOB Price: $12.0

Type:Lab/Research institutions

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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

Veratraldehyde CAS 120-14-9

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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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

Fair price CAS 120-14-9 with high quality products

Cas:120-14-9

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product Name: Veratraldehyde Synonym: 3,4-Dimethoxybenzaldehyde; Vanilline methyl ether Cas No.: 120-14-9 Formula: C9H10O3 MW: 166.17 EINECS No.: 204-373-2 Density: 1.1±0.1 g/cm3 Boiling point: 281.0±0.0 °C at 760 mmHg Melting po

Veratraldehyde CAS:120-14-9

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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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:White crystalline powder Storage:Store in sealed containers

Pharmaceutical 99.5% Raw Materials Veratraldehyde CAS 120-14-9

Cas:120-14-9

Min.Order:100 Gram

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Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White to yellow powder Storage:2-8°C Package:25kg/drum Application:chemicals Transportation:Express/Sea/Air Port:any port in china

Veratraldehyde factory price

Cas:120-14-9

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

Veratraldehyde 120-14-9

Cas:120-14-9

Min.Order:1 Kilogram

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Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Shanghai Minstar Chemical Co., Ltd

Product Name: Veratraldehyde CAS: 120-14-9 MF: C9H10O3 MW: 166.17 EINECS: 204-373-2 Mol File: 120-14-9.mol Veratraldehyde Structure Veratraldehyde Chemical Properties Melting point 40-43 °C (lit.) Boiling point 281 &de

Veratraldehyde

Cas:120-14-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

Veratraldehyde

Cas:120-14-9

Min.Order:1 Kilogram

FOB Price: $35.0 / 40.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Veratraldehyde CAS:120-14-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediate

Veratraldehyde CAS:120-14-9

Cas:120-14-9

Min.Order:1 Gram

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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

Veratraldehyde

Cas:120-14-9

Min.Order:1 Kilogram

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

High Quality VeratraldehydeFast Delivery/ High Quality 120-14-9 CAS NO.120-14-9

Cas:120-14-9

Min.Order:10 Gram

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Synthetic route

(3,4-dimethoxyphenyl)methanol
93-03-8

(3,4-dimethoxyphenyl)methanol

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With polymer supported perruthenate reagent In dichloromethane100%
With benzyltriphenylphosphonium peroxymonosulfate for 0.0833333h; Oxidation;100%
With butyltriphenylphosphonium chlorochromate In acetonitrile for 0.5h; Heating;100%
3,4-Dimethoxy-benzaldehyde oxime
2169-98-4, 39627-82-2

3,4-Dimethoxy-benzaldehyde oxime

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With 1-benzyl-4-aza-1-azoniabiyclo<2.2.2>octane peroxodisulfate In acetonitrile for 0.25h; Oxidation; Heating;100%
With benzyltriphenylphosphonium dichromate; silica gel for 0.0833333h;100%
With 1-benzyl-4-aza-1-azoniabiyclo<2.2.2>octane peroxodisulfate In acetonitrile for 0.25h; Heating;99%
2-(3,4-dimethoxyphenyl)-1,3-dithiane
50766-67-1

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

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With silver(I) nitrite; iodine In tetrahydrofuran for 1.5h; Ambient temperature;100%
With bismuth(III) nitrate; water In benzene at 20℃; for 5h;93%
With eosin y In water; acetonitrile at 20℃; for 2h; Catalytic behavior; Reagent/catalyst; Solvent; Irradiation;92%
With dipotassium peroxodisulfate; 1-n-butyl-3-methylimidazolim bromide at 60 - 70℃; for 0.166667h;80%
1,2-dimethoxy-4-methylbenzene
494-99-5

1,2-dimethoxy-4-methylbenzene

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With laccase at 20℃; Reagent/catalyst; Green chemistry; Enzymatic reaction;100%
With laccase from Trametes versicolor; oxygen; benzotriazol-1-ol In water at 45℃; for 22h; pH=4.5;99%
With laccase of Pleurotus ostreatus MTCC-1801; 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) diammonium salt In 1,4-dioxane at 20℃; pH=4.5; Enzymatic reaction;98%
1,1-diacetoxy-1-(3,4-dimethoxyphenyl)methane
271771-50-7

1,1-diacetoxy-1-(3,4-dimethoxyphenyl)methane

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With water; titanium(IV) fluoride at 60℃; for 1.3h; screw-capped vial;100%
With 2,6-dicarboxypyridinium chlorochromate In acetonitrile at 20℃; for 0.0833333h;96%
With rice husk supported FeCl3 nanoparticles In ethanol at 70℃; for 0.05h;92%
vanillin
121-33-5

vanillin

methyl iodide
74-88-4

methyl iodide

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium carbonate In acetone at 20℃; for 1.5h;100%
With potassium carbonate In acetone at 60 - 70℃; for 17h; Reflux;99.3%
With 18-crown-6 ether; potassium carbonate96%
((3,4-dimethoxybenzyl)oxy)trimethylsilane
61040-75-3

((3,4-dimethoxybenzyl)oxy)trimethylsilane

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With nitrogen dioxide at 20℃; for 0.166667h;100%
vanillin
121-33-5

vanillin

dimethyl sulfate
77-78-1

dimethyl sulfate

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium carbonate In acetone at 20℃; for 1.5h; Reflux;99%
With potassium carbonate In acetone95%
With potassium hydroxide In water at 20 - 23℃; for 6h;90%
2-(3,4-Dimethoxy-phenyl)-[1,3]dioxolane
4362-62-3

2-(3,4-Dimethoxy-phenyl)-[1,3]dioxolane

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium dichromate; aluminium trichloride for 0.0333333h;98%
With lithium chloride In water; dimethyl sulfoxide at 90℃; for 6h;95%
With CuCl2*2H2O In acetonitrile for 0.5h; Ambient temperature;93%
With sodium tetrahydroborate; nickel(II) chloride hexahydrate In methanol for 12h; Reflux; chemoselective reaction;88%
With K5 In acetone for 0.166667h; Heating;97 % Chromat.
3,4-dimethoxybenzylamine
5763-61-1

3,4-dimethoxybenzylamine

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; laccasefrom Trametes versicolor; oxygen In water at 30℃; for 24h; pH=4.5; Enzymatic reaction;98%
With immobilised amine transaminase from the moderate halophilic bacterium Halomonas elongata; sodium pyruvate In aq. phosphate buffer; toluene at 45℃; under 760.051 Torr; for 5h; pH=8;96%
With sodium periodate; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; acetic acid; trifluoroacetic acid In water; acetonitrile for 20h;75%
Multi-step reaction with 3 steps
1: N-chloro-succinimide / 0.17 h / 20 °C / Milling
2: triethylamine / 0.17 h / 20 °C / Milling
3: water; hydrogenchloride / tetrahydrofuran / 2 h / 20 °C
View Scheme
3,4-dimethoxybenzylamine
5763-61-1

3,4-dimethoxybenzylamine

A

veratronitrile
2024-83-1

veratronitrile

B

N-(3,4-dimethoxybenzyl)-1-(3,4-dimethoxyphenyl)methanimine
57535-59-8

N-(3,4-dimethoxybenzyl)-1-(3,4-dimethoxyphenyl)methanimine

C

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With sodium hypochlorite In ethanol for 0.25h; Ambient temperature;A 97%
B n/a
C n/a
β-hydroxy-3,4-dimethoxy phenethyl alcohol
13443-56-6

β-hydroxy-3,4-dimethoxy phenethyl alcohol

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With dimanganese decacarbonyl In toluene at 120℃; Sealed tube;97%
((3,4-dimethoxyphenyl)methylene)bis(phenylsulfane)
60354-22-5

((3,4-dimethoxyphenyl)methylene)bis(phenylsulfane)

A

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

B

diphenyldisulfane
882-33-7

diphenyldisulfane

Conditions
ConditionsYield
With tetrafluoroboric acid; tris(2,2'-bipyridine)iron(III) perchlorate In water; acetonitrile for 0.0833333h; Ambient temperature;A 96%
B n/a
2-(3,4-dimethoxybenzyloxy)tetrahydro-2H-pyran
148625-44-9

2-(3,4-dimethoxybenzyloxy)tetrahydro-2H-pyran

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium dichromate; aluminium trichloride for 0.05h;96%
With aluminum oxide; potassium permanganate for 0.166667h; Product distribution; Further Variations:; Reagents; reaction times;90%
With bismuth(III) chloride; benzyltriphenylphosphonium peroxymonosulfate In dichloromethane for 0.05h; microwave irradiation;80%
1-iodo-3,4-dimethoxybenzene
5460-32-2

1-iodo-3,4-dimethoxybenzene

9-methyl-9H-fluorene-9-carbonyl chloride
82102-37-2

9-methyl-9H-fluorene-9-carbonyl chloride

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With dichloro(1,5-cyclooctadiene)palladium(II); N-Methyldicyclohexylamine; potassium formate; tetra-(n-butyl)ammonium iodide; tricyclohexylphosphine tetrafluoroborate; bis(dibenzylideneacetone)-palladium(0); tri tert-butylphosphoniumtetrafluoroborate In acetonitrile at 80℃; for 18h; Sealed tube; Glovebox; Inert atmosphere;96%
1,2-dimethoxybenzene
91-16-7

1,2-dimethoxybenzene

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With benzene-1,2-dicarboxylic acid; trichlorophosphate In N,N-dimethyl-formamide at 40 - 85℃; for 4h; Cooling with ice; Green chemistry;95.2%
With trichlorophosphate
With sodium hydroxide; pyrophosphoryl chloride 1) 95 deg C, 24 h; Yield given. Multistep reaction;
3,4-Dimethoxybenzaldehyde semicarbazone
5346-37-2

3,4-Dimethoxybenzaldehyde semicarbazone

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium dichromate; aluminium trichloride for 0.0833333h;95%
With CuCl2*2H2O for 0.00527778h; microwave irradiation;85%
With ammonium cerium(IV) nitrate; silica gel for 0.025h; microwave irradiation;84%
Sodium; (3,4-dimethoxy-phenyl)-hydroxy-methanesulfonate
68413-92-3

Sodium; (3,4-dimethoxy-phenyl)-hydroxy-methanesulfonate

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With Montmorillonite KSF clay for 0.00277778h; Elimination; microwave irradiation;95%
With ammonium acetate for 0.00416667h; microwave irradiation;89%
4-(Bis-ethylsulfanyl-methyl)-1,2-dimethoxy-benzene

4-(Bis-ethylsulfanyl-methyl)-1,2-dimethoxy-benzene

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With aluminium trichloride; 1-benzyl-1-aza-4-azoniabicyclo<2.2.2>octane periodate at 20℃; for 0.2h;95%
With bismuth(lll) trifluoromethanesulfonate In dichloromethane; water at 20℃; for 0.166667h;90%
1,2-dimethoxy-4-(nitromethyl)benzene
114131-33-8

1,2-dimethoxy-4-(nitromethyl)benzene

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
Stage #1: 1,2-dimethoxy-4-(nitromethyl)benzene With potassium hydroxide In methanol Nef reaction; Continuous flow conditions;
Stage #2: With potassium permanganate; water In methanol at 25℃; Nef reaction; Sonication; Continuous flow conditions; chemoselective reaction;
95%
(3,4-Dimethoxyphenyl)acetic acid
93-40-3

(3,4-Dimethoxyphenyl)acetic acid

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium carbonate In chloroform at 20℃; for 24h; Irradiation; Inert atmosphere;95%
With 1H-imidazole; C17H16ClMnN2O2; tetrabutylammonium periodite In chloroform at 20℃; for 0.416667h;94%
With tris(bipyridine)ruthenium(II) dichloride hexahydrate; 1-λ3-benzo[d][1,2]iodaoxol-3(1H)-one In 2,2,2-trifluoroethanol at 40℃; for 3h; UV-irradiation;94%
vanillin
121-33-5

vanillin

carbonic acid dimethyl ester
616-38-6

carbonic acid dimethyl ester

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate at 88℃; for 40h; Catalytic behavior; Reagent/catalyst;94.68%
With N,N'-dimethylimidazolium-2-carboxylate In acetonitrile at 160℃; for 2.66667h; Microwave irradiation; Green chemistry;77%
at 160℃; for 2h; Kinetics; Catalytic behavior; Reagent/catalyst; Temperature; Time; Concentration; Autoclave;
isovanillin
621-59-0

isovanillin

dimethyl sulfate
77-78-1

dimethyl sulfate

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium carbonate In acetone for 0.0833333h; Etherification; methylation; microwave irradiation;94%
With potassium hydroxide at 20℃; Darst.;
2-(3,4-dimethoxyphenyl)-1,3-oxathiane

2-(3,4-dimethoxyphenyl)-1,3-oxathiane

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With silver(I) nitrite; iodine In tetrahydrofuran for 5h; Ambient temperature;94%
3,4-dihydroxybenzaldehyde
139-85-5

3,4-dihydroxybenzaldehyde

methyl iodide
74-88-4

methyl iodide

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 1h;94%
With potassium carbonate93%
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h;68%
1,2-dimethoxybenzene
91-16-7

1,2-dimethoxybenzene

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

N-methyl-N-phenylformamide

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
Stage #1: 1,2-dimethoxybenzene; N-methyl-N-phenylformamide With sulfuryl dichloride at 35℃;
Stage #2: In water; toluene at 65℃; for 6h; Temperature;
93.4%
With trichlorophosphate
With sodium hydroxide; pyrophosphoryl chloride 1) 1.1) 115 deg C, 1 h, 1.2) 100 deg C, 18 h; Yield given. Multistep reaction;
1,2-dimethoxy-4-(E)-propenylbenzene
6379-72-2

1,2-dimethoxy-4-(E)-propenylbenzene

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With oxygen In dimethyl sulfoxide at 120℃; for 8h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Sealed tube;93%
With ozone; thiourea 1) -10-(-15) deg C, 65 min, CH3OH; 2) 0 deg C, 55 min; Yield given. Multistep reaction;
3,4-dimethoxybenzohydrazide
41764-74-3

3,4-dimethoxybenzohydrazide

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With ammonia; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In chloroform at 20℃; for 0.166667h;93%
sulfamic acid methyl ester
55665-95-7

sulfamic acid methyl ester

vanillin
121-33-5

vanillin

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

Conditions
ConditionsYield
With potassium bisulfite; sodium chloride; tin(ll) chloride In nitromethane at 9℃; for 13h; Concentration; Temperature; Reflux;93%
BARBITURIC ACID
67-52-7

BARBITURIC ACID

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

5-(3,4-dimethoxybenzylidene)-2,4,6(1H,3H,5H)-pyrimidinetrione
66386-22-9

5-(3,4-dimethoxybenzylidene)-2,4,6(1H,3H,5H)-pyrimidinetrione

Conditions
ConditionsYield
In water for 1h; Heating;100%
In ethanol; water at 80℃; Knoevenagel condensation;96%
In ethanol; water at 80℃; for 9h;96.6%
p-toluidine
106-49-0

p-toluidine

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

1,2-dimethoxy-4-<<(4-methylphenyl)imino>methyl>benzene
67101-90-0

1,2-dimethoxy-4-<<(4-methylphenyl)imino>methyl>benzene

Conditions
ConditionsYield
In toluene Heating;100%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

aniline
62-53-3

aniline

N-(3,4-dimethoxybenzylidene)aniline
27895-67-6

N-(3,4-dimethoxybenzylidene)aniline

Conditions
ConditionsYield
In toluene Heating;100%
sodium hydrogen sulfate; silica gel at 56 - 58℃; for 0.0222222h; microwave irradiation;95%
magnesium(II) perchlorate In 1,2-dichloro-ethane at 20℃; for 4h;94%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

ethyl α-cyano-β-(3,4-dimethoxyphenyl)acrylate
2286-55-7

ethyl α-cyano-β-(3,4-dimethoxyphenyl)acrylate

Conditions
ConditionsYield
With piperidine; acetic acid In benzene at 120 - 130℃; for 12h; Heating / reflux;100%
With polymer supported poly(propylene imine)dendrimer In ethanol at 20℃; for 0.166667h; Knoevenagel Condensation; Green chemistry;99%
With ammonium sulphamate for 0.00416667h; Knoevenagel condensation; Microwave irradiation; neat (no solvent);97%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

4-Ethoxyaniline
156-43-4

4-Ethoxyaniline

(3,4-dimethoxybenzylidene)(4-ethoxyphenyl)amine
82363-25-5

(3,4-dimethoxybenzylidene)(4-ethoxyphenyl)amine

Conditions
ConditionsYield
In toluene Heating;100%
In ethanol Heating;94%
at 110℃;
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

methylamine
74-89-5

methylamine

N-(3,4-dimethoxybenzylidene)methanamine
17972-14-4

N-(3,4-dimethoxybenzylidene)methanamine

Conditions
ConditionsYield
With 4 A molecular sieve In toluene at 0℃;100%
With benzene
In methanol at 40℃; for 5h;
In ethanol at 50℃;
In benzene for 2h; Reflux;
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

malononitrile
109-77-3

malononitrile

3,4-dimethoxybenzylidenemalononitrile
2972-80-7

3,4-dimethoxybenzylidenemalononitrile

Conditions
ConditionsYield
With polymer supported poly(propylene imine)dendrimer In ethanol at 20℃; for 0.0833333h; Knoevenagel Condensation; Green chemistry;100%
With third generation polystyrene supported poly(amidoamine) dendrimer In ethanol at 30℃; for 0.333333h; Knoevenagel condensation;99%
With antimony(III) chloride for 0.0416667h; Knoevenagel condensation; microwave irradiation;97%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

2-bromo-4,5-dimethoxybenzaldehyde
5392-10-9

2-bromo-4,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With bromine; acetic acid at 20℃; for 0.25h;100%
Stage #1: 3,4-dimethoxy-benzaldehyde With bromine In methanol at 20℃; for 4h;
Stage #2: With sodium hydroxide In methanol; water pH=9 - 10;
98%
With bromine at 20℃; for 1.5h;98%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

2-nitroveratraldehyde
20357-25-9

2-nitroveratraldehyde

Conditions
ConditionsYield
With nitric acid at 20℃; for 0.166667h;100%
With nitric acid at 0 - 20℃; for 2h;95%
With nitric acid at 0 - 20℃; for 3h; Inert atmosphere; Green chemistry;91%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

(3,4-dimethoxyphenyl)methanol
93-03-8

(3,4-dimethoxyphenyl)methanol

Conditions
ConditionsYield
With tri-n-butyl-tin hydride; phenylboronic acid In dichloromethane at 20℃; for 21h;100%
With sodium tetrahydroborate In methanol at 20℃; for 1h;100%
With sodium tetrahydroborate In methanol at 0℃; Inert atmosphere;100%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

ethyl (E)-2-cyano-3-(3,4-dimethoxyphenyl)-2-propenoate
24393-47-3

ethyl (E)-2-cyano-3-(3,4-dimethoxyphenyl)-2-propenoate

Conditions
ConditionsYield
With third generation polystyrene supported poly(amidoamine) dendrimer In ethanol at 50℃; for 0.333333h; Knoevenagel condensation;100%
With ASCPEI In ethanol at 43℃; for 2h; Knoevenagel condensation;98%
With ammonium acetate for 0.25h; Knoevenagel condensation; microwave irradiation;94%
1-(4-fluorophenyl)ethanone
403-42-9

1-(4-fluorophenyl)ethanone

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

(E)-1-(4-fluorophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-1-one
28081-14-3

(E)-1-(4-fluorophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
With potassium hydroxide In ethanol at 20℃;100%
With sodium hydroxide In methanol at 20℃; for 18h;79%
With potassium hydroxide
With sodium hydroxide In ethanol at 20℃; for 2h;
2-methoxy-phenylamine
90-04-0

2-methoxy-phenylamine

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

N-m,p-dimethoxybenzylidene-o-anisidine
82363-28-8

N-m,p-dimethoxybenzylidene-o-anisidine

Conditions
ConditionsYield
In toluene Heating;100%
In neat (no solvent) Time; Irradiation; Green chemistry;72.6%
With 5A molecular sieve In toluene for 4h;
5-chloro-1H-indole-2-carbohydrazide
20948-67-8

5-chloro-1H-indole-2-carbohydrazide

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

5-Chlor-N'-<(3,4-dimethoxyphenyl)-methylen>-2-indolcarbohydrazid
97132-96-2

5-Chlor-N'-<(3,4-dimethoxyphenyl)-methylen>-2-indolcarbohydrazid

Conditions
ConditionsYield
In ethanol for 3h; Heating;100%
4-chloro-aniline
106-47-8

4-chloro-aniline

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

4-chloro-N-(3,4-dimethoxyphenyl)methylenebenzenamine
38608-18-3

4-chloro-N-(3,4-dimethoxyphenyl)methylenebenzenamine

Conditions
ConditionsYield
In toluene Heating;100%
magnesium(II) perchlorate In 1,2-dichloro-ethane at 20℃; for 8h;90%
In ethanol for 0.75h; Heating;
With Montmorillonite K10 clay Condensation; microwave irradiation;
In neat (no solvent) Heating;
4-methoxy-aniline
104-94-9

4-methoxy-aniline

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

(3,4-dimethoxybenzylidene)-(4-methoxyphenyl)amine
82363-24-4

(3,4-dimethoxybenzylidene)-(4-methoxyphenyl)amine

Conditions
ConditionsYield
In toluene Heating;100%
With aqueous extract of pericarp of Sapindus trifoliatus fruits at 20℃; for 0.166667h;95%
With sulfuric acid In neat (no solvent) Microwave irradiation; Sealed tube; Green chemistry;80%
Hippuric Acid
495-69-2

Hippuric Acid

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

4-[(E)-(3,4-dimethoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5(4H)-one
25349-38-6

4-[(E)-(3,4-dimethoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5(4H)-one

Conditions
ConditionsYield
With sodium acetate for 0.0833333h; microwave irradiation;100%
Stage #1: Hippuric Acid With 4-methyl-morpholine; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine In tetrahydrofuran at 20℃; for 0.5h;
Stage #2: 3,4-dimethoxy-benzaldehyde In tetrahydrofuran at 75℃; for 0.233333h;
90%
clinoptilolite for 0.2h; Product distribution; Further Variations:; Catalysts; Temperatures; reaction times, with or without microwave irradiation; microwave irradiation;81%
4-acetyltropolone
1738-16-5

4-acetyltropolone

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

4-(3,4-dimethoxycinnamoyl)tropolone

4-(3,4-dimethoxycinnamoyl)tropolone

Conditions
ConditionsYield
With potassium hydroxide In methanol at 0℃;100%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

ethane-1,2-dithiol
540-63-6

ethane-1,2-dithiol

2-(3,4-dimethoxyphenyl)-1,3-dithiolane
69922-36-7

2-(3,4-dimethoxyphenyl)-1,3-dithiolane

Conditions
ConditionsYield
amberlyst-15 In chloroform for 48h; Ambient temperature;100%
With N-Bromosuccinimide for 0.05h;98%
With silica-supported sulfuric acid at 20℃; for 0.133333h; Neat (no solvent); chemoselective reaction;98%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

cyclopentanone
120-92-3

cyclopentanone

2,5-Bis<(3,4-dimethoxyphenyl)methylen>cyclopentanon
106115-49-5

2,5-Bis<(3,4-dimethoxyphenyl)methylen>cyclopentanon

Conditions
ConditionsYield
With lithium perchlorate; triethylamine at 20℃; for 96h;100%
With hydrogenchloride; acetic acid at 25 - 30℃; for 2h;85%
With hydrogenchloride In acetic acid at 25 - 30℃; for 2h;85%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

3-chloro-aniline
108-42-9

3-chloro-aniline

(3-Chloro-phenyl)-[1-(3,4-dimethoxy-phenyl)-meth-(E)-ylidene]-amine
82363-26-6

(3-Chloro-phenyl)-[1-(3,4-dimethoxy-phenyl)-meth-(E)-ylidene]-amine

Conditions
ConditionsYield
In toluene Heating;100%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

2-amino-phenol
95-55-6

2-amino-phenol

2-(3,4-dimethoxyphenylmethyleneimino)phenol
80241-83-4

2-(3,4-dimethoxyphenylmethyleneimino)phenol

Conditions
ConditionsYield
In toluene Heating;100%
In ethanol for 3h; Reflux;75%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

1-amino-3-methylbenzene
108-44-1

1-amino-3-methylbenzene

3,4-dimethoxybenzal-3-toluidine

3,4-dimethoxybenzal-3-toluidine

Conditions
ConditionsYield
In toluene Heating;100%
In methanol93%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

m-Hydroxyaniline
591-27-5

m-Hydroxyaniline

3,4-Methoxybenzyliden-m-hydroxyanilin
23837-30-1

3,4-Methoxybenzyliden-m-hydroxyanilin

Conditions
ConditionsYield
In toluene Heating;100%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

3-nitro-aniline
99-09-2

3-nitro-aniline

[1-(3,4-Dimethoxy-phenyl)-meth-(E)-ylidene]-(3-nitro-phenyl)-amine
82363-29-9

[1-(3,4-Dimethoxy-phenyl)-meth-(E)-ylidene]-(3-nitro-phenyl)-amine

Conditions
ConditionsYield
In toluene Heating;100%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

2,2-dimethoxyethylamine
22483-09-6

2,2-dimethoxyethylamine

N-(2,2-dimethoxyethyl)-1-(3,4-dimethoxyphenyl)methanimine
39964-87-9

N-(2,2-dimethoxyethyl)-1-(3,4-dimethoxyphenyl)methanimine

Conditions
ConditionsYield
In benzene for 4h; Heating;100%
With magnesium sulfate In chloroform at 20℃; for 24h;100%
In benzene for 4h; Reflux;99.1%
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

4-bromo-aniline
106-40-1

4-bromo-aniline

3,4-dimethoxybenzal-4-bromoaniline
82363-27-7

3,4-dimethoxybenzal-4-bromoaniline

Conditions
ConditionsYield
In toluene Heating;100%
In methanol at 20℃;76%
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