As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
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inquiryWelcome 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
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inquiryThe 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
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inquiryOur 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
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
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inquiry1.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
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inquiryWith 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 manufacturin
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inquiryOur 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
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inquiryHomovanillic acid CAS:306-08-1 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 intermedi
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inquiryHello, 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
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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
Chengdu Biopurify Phytochemicals Ltd. is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medic
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inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
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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
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inquirySuperior quality, moderate price & quick delivery. Appearance:white to beige crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Applicatio
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inquiryHomovanillic acid Basic information Product Name: Homovanillic acid Synonyms: 4-Hydroxy-3-methoxybenzeneacetic acid;4-hydroxy-3-methoxy-benzeneaceticaci;4-hydroxy-3-methoxy-Benzeneaceticacid;Acetic acid, (4-hydroxy-3-methoxyphenyl)-;Homovanili
Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)
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inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
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inquiryStock products, own laboratoryAppearance:White to off-white solid Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryThe quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me
Homovanillic acidAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 80℃; for 48h; Inert atmosphere; | 89% |
With potassium hydroxide In ethanol Heating; | 74% |
With sodium hydroxide In 2-methoxy-ethanol |
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride In water at 80℃; for 4h; | 88% |
75% | |
With 5%-palladium/activated carbon; hydrogen; acetic acid In water |
3-methoxy-4-hydroxy mandelic acid
Homovanillic acid
Conditions | Yield |
---|---|
With formic acid; phosphoric acid; sodium hydrogensulfite In water at 100℃; under 3750.3 Torr; for 9h; | 71% |
4-Acetoxy-3-methoxyphenylacetaldehyde
A
Homovanillic acid
B
2-(4-acetoxy-3-methoxyphenyl)acetic acid
Conditions | Yield |
---|---|
With potassium permanganate; magnesium sulfate; acetone |
4-(4-acetoxy-3-methoxy-benzylidene)-2-methyl-4H-oxazol-5-one
Homovanillic acid
Conditions | Yield |
---|---|
With sodium hydroxide anschliessend Behandeln mit wss. H2O2; |
Conditions | Yield |
---|---|
With sodium hydroxide |
m-methoxy-p-acetoxy-α-benzoylaminocinnamic acid azlactone
Homovanillic acid
Conditions | Yield |
---|---|
folgend Behandeln mit Wasserstoffperoxyd in Eisessig; |
Conditions | Yield |
---|---|
With potassium hydroxide |
1-benzoyloxy-4-chloromethyl-2-methoxy-benzene
Homovanillic acid
Conditions | Yield |
---|---|
With potassium cyanide anschliessend Erhitzen mit wss. Natronlauge; |
[6]-shogaol
A
Homovanillic acid
Conditions | Yield |
---|---|
for 168h; biotransformation by aspergillus niger; | A 60 mg B 36 mg |
4-benzyloxy-3-methoxyphenylacetic acid
Homovanillic acid
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In ethanol |
trans-coniferyl aldehyde
A
methoxyhydroquinone
B
3-methoxy-4-hydroxybenzoic acid
C
Homovanillic acid
D
vanillin
Conditions | Yield |
---|---|
With peracetic acid In ethanol for 1h; pH=7; Product distribution; Further Variations:; Reagents; Oxidation; | A 10.1 % Chromat. B 13.6 % Chromat. C 10.9 % Chromat. D 7.1 % Chromat. |
4-Acetoxy-3-methoxyphenylacetaldehyde
magnesium sulfate
acetone
A
Homovanillic acid
B
2-(4-acetoxy-3-methoxyphenyl)acetic acid
Homovanillic acid
Conditions | Yield |
---|---|
With sodium hydroxide man gibt zu der Loesung erst Eisessig und dann H2O2; |
(3-methoxy-4-oxo-cyclohexa-2,5-dienyliden)-acetonitrile
hydrogen iodide
A
Homovanillic acid
Conditions | Yield |
---|---|
5-min. Erhitzen; |
4-amino-butyric acid 2-(4-hydroxy-3-methoxy-phenyl)-2-oxo-ethyl ester
A
Homovanillic acid
B
2,4'-dihydroxy-3'-methoxyacetophenone
C
1-(3-methoxy-4-hydroxyphenyl)ethanone
D
4-amino-n-butyric acid
Conditions | Yield |
---|---|
With water Hydrolysis; reduction; rearrangement; UV-irradiation; |
A
L-glutamic acid
B
Homovanillic acid
C
2,4'-dihydroxy-3'-methoxyacetophenone
D
1-(3-methoxy-4-hydroxyphenyl)ethanone
Conditions | Yield |
---|---|
With water Hydrolysis; rearrangement; reduction; UV-irradiation; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 60 percent / dimethylformamide / 20 h / 130 °C 2: 74 percent / KOH / ethanol / Heating View Scheme | |
Multi-step reaction with 2 steps 1: N,N-dimethyl-formamide / 24 h / 120 °C / Inert atmosphere 2: sodium hydroxide / ethanol; water / 48 h / 80 °C / Inert atmosphere View Scheme |
α-bromo-3-methoxy-4-hydroxyacetophenone
Homovanillic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: DBU / dioxane / 12 h / 0 - 20 °C 2: TFA / 4 h / 0 °C 3: H2O / UV-irradiation View Scheme | |
Multi-step reaction with 3 steps 1: 57 percent / DBU / benzene / 12 h / 20 °C 2: 95.3 percent / TFA / 4 h / 0 °C 3: H2O / UV-irradiation View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 47 percent / cupric bromide / CHCl3; ethyl acetate / 4 h / 20 °C 2: DBU / dioxane / 12 h / 0 - 20 °C 3: TFA / 4 h / 0 °C 4: H2O / UV-irradiation View Scheme | |
Multi-step reaction with 4 steps 1: 47 percent / cupric bromide / CHCl3; ethyl acetate / 4 h / 20 °C 2: 57 percent / DBU / benzene / 12 h / 20 °C 3: 95.3 percent / TFA / 4 h / 0 °C 4: H2O / UV-irradiation View Scheme |
2-(4-hydroxy-3-methoxyphenyl)-2-oxoethyl-4-[(tert-butoxycarbonyl)amino]butanoate
Homovanillic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: TFA / 4 h / 0 °C 2: H2O / UV-irradiation View Scheme |
γ-O-(4-hydroxy-3-methoxyphenacetyl) t-butyl N-t-boc L-glutamate
Homovanillic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 95.3 percent / TFA / 4 h / 0 °C 2: H2O / UV-irradiation View Scheme |
methyl 4-benzyloxy-3-methoxyphenylethanoate
Homovanillic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 10percent KOH / methanol; H2O 2: H2 / 10percent Pd-C / aq. ethanol View Scheme |
4-(hydroxymethyl)-2-methoxyphenyl benzoate
Homovanillic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: calcium chloride; thionyl chloride 2: aqueous potassium cyanide / anschliessend Erhitzen mit wss. Natronlauge View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethyl acetate; ozone / und anschliesende Hydrierung an Palladium/Kohle 2: potassium permanganate; magnesium sulfate; aqueous acetone View Scheme | |
Multi-step reaction with 2 steps 1: KMnO4; water 2: NaOH-solution View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: KMnO4; water 3: NaOH-solution View Scheme |
2-methoxy-4-((methylamino)methyl)phenol
Homovanillic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dimethylformamide 2: aq. NaOH / 2-methoxy-ethanol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: (i) EtOH, (ii) H2, PtO2 2: dimethylformamide 3: aq. NaOH / 2-methoxy-ethanol View Scheme | |
Multi-step reaction with 3 steps 1: sodium tetrahydroborate / methanol / 24.5 h / 0 - 20 °C / Inert atmosphere 2: N,N-dimethyl-formamide / 24 h / 120 °C / Inert atmosphere 3: sodium hydroxide / ethanol; water / 48 h / 80 °C / Inert atmosphere View Scheme |
8-O-4′-diferulic acid
A
3-(4-hydroxy-3-methoxyphenyl)acrylic acid
B
3-(3-hydroxyphenyl)-propanoic acid
C
3-(4-hydroxy-3-methoxyphenyl)propionic acid
D
caffeic acid
E
3,4-dihydroxyphenylacetate
F
Homovanillic acid
G
dihydrocaffeic acid
H
danshensu
I
3-(4-hydroxy-3-methoxyphenyl)lactic acid
J
3-(4-hydroxy-3-methoxyphenyl)-2-oxopropanoic acid
Conditions | Yield |
---|---|
With D-glucose In dimethyl sulfoxide at 37℃; aq. buffer; anaerobic atmosphere; Enzymatic reaction; |
methanol
Homovanillic acid
2-(4-hydroxy-3-methoxyphenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With sulfuric acid for 3h; Reflux; | 100% |
With toluene-4-sulfonic acid | |
With sulfuric acid at 20℃; for 4h; Reflux; |
Homovanillic acid
isopropyl bromide
isopropyl 2-(4-isopropoxy-3-methoxyphenyl)acetate
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide for 24h; Reflux; Inert atmosphere; | 100% |
Homovanillic acid
recorcinol
1-(2,4-dihydroxyphenyl)-2-(4'-hydroxy-3'-methoxyphenyl)ethanone
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate at 60 - 70℃; for 1h; | 99% |
With bis(trifluoromethanesulfonyl)amide In various solvent(s) at 90℃; for 0.0666667h; Friedel-Crafts reaction; microwave irradiation; | 70% |
With boron trifluoride diethyl etherate In N,N-dimethyl-formamide at 120℃; for 0.166667h; Friedel-Crafts reaction; | 57% |
Conditions | Yield |
---|---|
With sulfuric acid for 2h; Reflux; | 99% |
With sulfuric acid | 99% |
With sulfuric acid for 2h; Reflux; | 80% |
With sulfuric acid Reflux; | |
With sulfuric acid at 90℃; for 7h; |
Homovanillic acid
tert-butyldimethylsilyl chloride
tert-butyldimethyl 2-(4-(tert-butyldimethylsilyloxy)-3-methoxyphenyl)acetate
Conditions | Yield |
---|---|
With 1H-imidazole In tetrahydrofuran at 20℃; for 14h; Inert atmosphere; | 98% |
With 1H-imidazole In tetrahydrofuran at 20℃; for 14h; Inert atmosphere; | 64% |
With 1H-imidazole In N,N-dimethyl-formamide at 0 - 20℃; for 3h; |
Conditions | Yield |
---|---|
With Agaricus bisporus; oxygen In aq. phosphate buffer; dichloromethane at 25℃; for 24h; pH=7; | 98% |
Homovanillic acid
acetic anhydride
2-(4-acetoxy-3-methoxyphenyl)acetic acid
Conditions | Yield |
---|---|
With sulfuric acid | 97% |
With sulfuric acid Ambient temperature; | 79% |
2-(methylamino)-1-phenylethanol
Homovanillic acid
2-(4-hydroxy-3-methoxy-phenyl)-N-(2-hydroxy-2-phenyl-ethyl)-N-methyl-acetamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In dichloromethane | 97% |
Conditions | Yield |
---|---|
Stage #1: 4-Methylbenzyl alcohol; Homovanillic acid With dmap; dicyclohexyl-carbodiimide In 1,2-dichloro-ethane at 55℃; for 4h; Stage #2: With sodium tetrahydroborate In tetrahydrofuran for 2h; Temperature; Inert atmosphere; Cooling with ice; | 96.8% |
Homovanillic acid
benzyl bromide
benzyl 2-(4-(benzyloxy)-3-methoxyphenyl)acetate
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 4h; Reflux; | 95% |
With potassium carbonate In acetonitrile at 80℃; for 8h; | 88% |
With sodium In methanol |
trifluoromethylsulfonic anhydride
Homovanillic acid
2-(3-methoxy-4-(trifluoromethylsulfonyloxy)phenyl)acetic acid
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0℃; | 95% |
Homovanillic acid
4-Methoxyphenethylamine
2-(4-hydroxy-3-methoxyphenyl)-N-[2-(4-methoxyphenyl)ethyl]acetamide
Conditions | Yield |
---|---|
In 5,5-dimethyl-1,3-cyclohexadiene for 16h; Reflux; Inert atmosphere; | 95% |
Homovanillic acid
N-(benzyloxy)octan-1-amine
N-benzyloxy-N-octyl-2-(4-hydroxy-3-methoxyphenyl)acetamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 4.5h; Inert atmosphere; | 94% |
Homovanillic acid
O-benzyl-N-heptylhydroxylamine
N-benzyloxy-N-heptyl-2-(4-hydroxy-3-methoxyphenyl)acetamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane | 93% |
Homovanillic acid
Phenyl-acetic acid (1aR,1bS,4aS,7aS,7bS,8R,9R,9aS)-9a-acetoxy-4a,7b-dihydroxy-3-hydroxymethyl-1,1,6,8-tetramethyl-5-oxo-1a,1b,4,4a,5,7a,7b,8,9,9a-decahydro-1H-cyclopropa[3,4]benzo[1,2-e]azulen-9-yl ester
13-acetyl-20-homovanillyl-12-phenylacetyl-4α-phorbol
Conditions | Yield |
---|---|
With di-tert-butyl-diazodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 1h; | 91% |
Conditions | Yield |
---|---|
In dichloromethane | 90% |
Conditions | Yield |
---|---|
molecular sieve In dichloromethane | 90% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 15h; |
Homovanillic acid
benzylamine
N-benzyl-4-hydroxy-3-methoxyphenylacetamide
Conditions | Yield |
---|---|
With 4 A molecular sieve at 140 - 150℃; for 3h; | 89% |
Homovanillic acid
3-iodobenzylamine hydrochloride
2-(4-hydroxy-3-methoxyphenyl)-N-(3-iodobenzyl)acetamide
Conditions | Yield |
---|---|
With 1-hydroxy-7-aza-benzotriazole; triethylamine; dicyclohexyl-carbodiimide In tetrahydrofuran at 20℃; | 88% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 70℃; for 4h; | 88% |
methanol
Homovanillic acid
trimethyl orthoformate
2-(4-hydroxy-3-methoxyphenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With sulfuric acid for 18h; Heating / reflux; | 85% |
3,3-dimethyl-5-[4-(trifluoromethyl)phenyl]-2,3-dihydro-1H-indole
Homovanillic acid
4-(2-{3,3-dimethyl-5-[4-(trifluoromethyl)phenyl]-2,3-dihydro-1H-indol-1-yl}-2-oxoethyl)-2-methoxyphenol
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In 1,2-dichloro-ethane at 0 - 20℃; | 82% |
Conditions | Yield |
---|---|
With magnesium sulfate; novozyme 435 In toluene at 50℃; for 16h; Enzymatic reaction; | 81.5% |
Homovanillic acid
2-(3,4-dimethoxyphenyl)-ethylamine
N-[2-(3,4-dimethoxyphenyl)ethyl]-2-(3-hydroxy-4-methoxyphenyl)acetamide
Conditions | Yield |
---|---|
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 79% |
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 79% |
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; |
propan-1-ol
Homovanillic acid
Propyl-2-(4-hydroxy-3-methoxy-phenyl)acetate
Conditions | Yield |
---|---|
With acetyl chloride at 60℃; for 3h; | 78.2% |
With sulfuric acid at 90℃; for 7h; |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; thiamine diphosphate In tetrahydrofuran at 20℃; Mitsunobu esterification; | 78% |
Conditions | Yield |
---|---|
With sulfuric acid In toluene for 2h; Dean-Stark; Reflux; | 77.3% |
piperidine
Homovanillic acid
2-(4-Hydroxy-3-methoxy-phenyl)-1-piperidin-1-yl-ethanone
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 3h; | 75% |
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