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Vertexyn (Nanjing) Bioworks Co., Ltd.

Product Advantages: 1. Caffeic acid is our advantage products, and free samples can be applied. 2. It is available in stock for quick shipment. 3. We produce caffeic acid through bio-fermentation, natural, healthy, can be safely used in cosmetics,

Dayang Chem (Hangzhou) Co.,Ltd.

We produce Caffeic acid through Bio-fermentation instead of traditional chemical synthesis route, which makes the product more pure and is free of many inpurities like heavy metals etc. which is very important for pharm, food or cosmetic use.

High purity Caffeic acid 98% by Bio-fermentation

Cas:331-39-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

ProName: Caffeic acid CasNo: 331-39-5 Molecular Formula: C9H8O4 Appearance: Solid powder Application: Applied in dietary supplements,pharmac... DeliveryTime: prompt PackAge: Foil bag or drum Port: Beijing or Guangzhou Port Productio

Caffeic acid with High Quallty and Best Price

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $40.0 / 50.0

Type:Other

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Hangzhou Viablife Biotech CO.,LTD

The purity of most caffeic acid available on the market ,is between 70%-90%. Their color is dark yellow which is considered to be caused by impurities inside . It will be challenging to apply this kind of low-quality caffeic acid in cosmetic produc

Caffeic acid cas:331-39-5 3,4-Dihydroxycinnamic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Trading Company

inquiry

Nanjing Spring & Autumn Biological Engineering Co., Ltd.

Nanjing Spring & Autumn Biological Engineering Co., Ltd. Which was founded at 2008, has an R & D team composed very experienced natural products chemists. The company is a high-tech enterprise engaged in functional health care products raw ma

Manufacturer Supply High Purity Powder CAS 331-39-5 99% Caffeic Acid

Cas:331-39-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Jinan Finer Chemical Co., Ltd

Product description: Product name Caffeic acid CAS number 331-39-5 Assay ≥99% Appearance Yellowish crystalline powder Capacity 200mt/year Application Whitening, antioxidant,

Caffeic acid

Cas:331-39-5

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

inquiry

Binbo Biological Co., Ltd

1.high purity 2.consistent quality 3.competitive price 4.fast shipping Binbo Biological Products Co. Ltd., is a professional high-tech enterprise which engaged in Biological products. Binbo is engaged in R&D with perfect equipments and advan

Caffeic Acid / natural plant derived caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $0.1 / 0.2

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

331-39-5 Application:intermediate

Caffeic acid

Cas:331-39-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

Analysis tests Standard Results Appearance Yellowish Crystallization Conforms Solubility: So

High quality 3,4-Dihydroxycinnamic acid with best price cas:331-39-5

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $250.0 / 350.0

Type:Manufacturers

inquiry

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.

Caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $0.8 / 1.0

Type:Lab/Research institutions

inquiry

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

Caffeic Acid CAS NO.331-39-5

Cas:331-39-5

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Caffeic acid CAS 331-39-5 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 in distributing t

Caffeic acid CAS 331-39-5

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Trading Company

inquiry

Hefei TNJ chemical industry co.,ltd

Inspection items The degree of the products Best Grade Products Best Grade Products First

Caffeic acid

Cas:331-39-5

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Caffeic Acid

Cas:331-39-5

Min.Order:1

Negotiable

Type:Other

inquiry

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

Factory Price API 99% Caffeic acid 331-39-5 GMP Manufacturer

Cas:331-39-5

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

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 chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality Caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

Caffeic acid

Cas:331-39-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

GIHI CHEMICALS CO.,LIMITED

GIHI CHEMICALS exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, GIHI CHEMICALS is your best choice. pls contact with us freely for getting detailed prod

3,4-Dihydroxycinnamic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $4.0

Type:Lab/Research institutions

inquiry

Hubei DiBo chemical co., LTD

Name:3,4-Dihydroxycinnamic acid CAS NO: 331-39-5 Grade:Medical scientific research and export Molecular formula:C9H7O4 Molecular weight:179.15 Product Quality 12 years of chemical raw materials Mature operation of the industry System stabi

3,4-Dihydroxycinnamic acid/cas:331-39-5/Raw material spot

Cas:331-39-5

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 6 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

331-39-5 Caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Lab/Research institutions

inquiry

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 manufacturin

Caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 331-39-5 with best quality

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam

Caffeic acid CAS331-39-5

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $7.0 / 9.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Manufacturer Supply High Purity Powder CAS 331-39-5 99% Caffeic Acid

Cas:331-39-5

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name Caffeic acid Synonym 3,4-Dihydroxycinnamic acid CAS 331

Caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:Light yellow to brown powder Storage:2-8°C Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Any port in China

Factory supply Caffeic acid

Cas:331-39-5

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

Caffeic acid English name: Caffeic acid Chemical name: 2-Propenoic acid,3-(3,4-dihydroxy-phenyl) Orginal plant: Shell Specification: 98%, 99% CAS NO.: 331-39-5 Appearance: Yellow crystalline powder Molecular weight:1

hotsale Caffeic acid 98% with lower price

Cas:331-39-5

Min.Order:25 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

HANWAYS CHEMPHARM CO.,LIMITED

We have two GMP facilities in Hubei Province and cooperative factories in Zhejiang Province We are concentrating on the R&D and technical service of APIs and pharmaceutical intermediates FDA Approved Appearance:Clear colorless Storage:2-8

USP Standard High Quality Caffeic Acid 3, 4-Dihydroxycinnamic Acid with Bulk Price

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $138.0

Type:Trading Company

inquiry

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

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

Caffeic acid

Cas:331-39-5

Min.Order:1 Kilogram

FOB Price: $200.0 / 225.0

Type:Trading Company

inquiry

Synthetic route

malonic acid
141-82-2

malonic acid

3,4-dihydroxybenzaldehyde
139-85-5

3,4-dihydroxybenzaldehyde

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With silica gel at 110 - 120℃; for 0.0833333h; Condensation; Solid-phase reaction; Decarboxylation; microwave irradiation;76%
With pyridine; aniline In toluene at 95℃;55.7%
With pyridine; aniline In toluene for 2h; Reflux;44.2%
p-Coumaric Acid
7400-08-0

p-Coumaric Acid

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With sodium dihydrogenphosphate at 25℃; for 0.25h; pH=7; Reagent/catalyst; Glovebox;50%
With dipotassium hydrogenphosphate; iron(II) sulfate; citric acid at 30℃; for 1h; Product distribution; pH 5.0, investigated effects of various metal ions and various compounds and enzymes;
With leaves Silene dioica at 30℃; for 0.166667h; Mechanism; incubation with glucose-6-posphate and NADP;
methyl (2E)-3-(1,3-benzodioxol-5-yl)acrylate
40918-96-5

methyl (2E)-3-(1,3-benzodioxol-5-yl)acrylate

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
Stage #1: methyl (2E)-3-(1,3-benzodioxol-5-yl)acrylate With boron tribromide In chloroform at 25℃; for 16h;
Stage #2: With sodium hydrogencarbonate In chloroform; water at 25℃; pH=7;
38.3%
(E)-3-(4-hydroxy-3-methoxyphenyl)acrylic acid
1135-24-6

(E)-3-(4-hydroxy-3-methoxyphenyl)acrylic acid

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With oxygen; copper(II) perchlorate; ascorbic acid In water24%
In various solvent(s) at 37℃; for 1h; Product distribution; Mechanism; air, phenobarbital-induced rat liver microsomes NADPH, pH = 7.4; other enzymatic system;
(E)-3-phenylacrylic acid
140-10-3

(E)-3-phenylacrylic acid

A

1-[3-(4-hydroxyphenyl)-2-propenoate]-β-D-glucopyranoside
13080-39-2

1-[3-(4-hydroxyphenyl)-2-propenoate]-β-D-glucopyranoside

B

caffeic acid
331-39-5

caffeic acid

C

p-Coumaric Acid
7400-08-0

p-Coumaric Acid

Conditions
ConditionsYield
In ethanol; water at 25℃; for 72h; cell culture of Nicotiana tabacum;
Conditions
ConditionsYield
at 30℃; for 0.5h; pH 6.4; enzyme from Ipomoea batatas;
3-(3',4'-dioxo-1',5'-cyclohexadienyl)propenoic acid
92279-06-6

3-(3',4'-dioxo-1',5'-cyclohexadienyl)propenoic acid

sodium benzenesulfonate
873-55-2

sodium benzenesulfonate

A

caffeic acid
331-39-5

caffeic acid

B

6'-phenysulfonylcaffeic acid
58058-71-2

6'-phenysulfonylcaffeic acid

C

5'-phenysulfonylcaffeic acid
58058-69-8

5'-phenysulfonylcaffeic acid

Conditions
ConditionsYield
With O at 30℃; for 48h; alkaline solution, pH 10.0;
3-caffeoylquinic acid
202650-88-2

3-caffeoylquinic acid

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With hydrogenchloride; ethanol for 4h; Heating;
calceolarioside B
106972-94-5, 105471-98-5

calceolarioside B

A

D-Glucose
2280-44-6

D-Glucose

B

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With hydrogenchloride In methanol; water at 90℃; for 2h; Product distribution; study of the acid hydrolysis;
3,4-dihydroxy-β-phenethyl-O-β-D-glucopyranosyl-(1->3)-4-O-caffeoyl-β-D-glucopyranoside
104777-68-6

3,4-dihydroxy-β-phenethyl-O-β-D-glucopyranosyl-(1->3)-4-O-caffeoyl-β-D-glucopyranoside

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With sodium hydroxide at 50℃; for 1h; Product distribution;
cis-verbascoside
97747-56-3

cis-verbascoside

A

D-Glucose
2280-44-6

D-Glucose

B

L-rhamnose
73-34-7

L-rhamnose

C

caffeic acid
331-39-5

caffeic acid

D

hydroxytyrosol
10597-60-1

hydroxytyrosol

Conditions
ConditionsYield
With hydrogenchloride; potassium hydroxide 1.) MeOH, H2O, reflux, 3 h; 2.) MeOH, H2O, reflux;
methyl 2,5-di-O-caffeyl-α-L-arabinofuranoside
110065-28-6

methyl 2,5-di-O-caffeyl-α-L-arabinofuranoside

A

caffeic acid
331-39-5

caffeic acid

B

methyl β-L-arabinofuranoside
3795-69-5

methyl β-L-arabinofuranoside

Conditions
ConditionsYield
With sodium hydroxide In methanol Product distribution;

A

caffeic acid
331-39-5

caffeic acid

B

deacaffeoylacetoside

deacaffeoylacetoside

Conditions
ConditionsYield
With sodium hydroxide In methanol for 4h; Ambient temperature;A 51 mg
B 195 mg

A

caffeic acid
331-39-5

caffeic acid

B

D-(-)-quinic acid
77-95-2

D-(-)-quinic acid

Conditions
ConditionsYield
With water; unspecific esterase hydrolysis;
With water hydrolysis with unspecific esterase;
ladroside
76994-10-0

ladroside

A

caffeic acid
331-39-5

caffeic acid

B

mussaenoside
64421-27-8

mussaenoside

Conditions
ConditionsYield
With sodium hydroxide In methanol Ambient temperature;
6-O-(trans-caffeoyl)-D-glucopyranose

6-O-(trans-caffeoyl)-D-glucopyranose

A

D-Glucose
2280-44-6

D-Glucose

B

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With hydrogenchloride In methanol Heating;
5-trans-caffeoylshikimic acid
73263-62-4

5-trans-caffeoylshikimic acid

A

caffeic acid
331-39-5

caffeic acid

B

shikimic acid
138-59-0

shikimic acid

Conditions
ConditionsYield
In hydrogenchloride reflux 30 min, room temp. overnight;
1,6-di-O-caffeoyl-D-glucopyranoside
23284-22-2, 29048-92-8, 56614-74-5

1,6-di-O-caffeoyl-D-glucopyranoside

A

D-Glucose
2280-44-6

D-Glucose

B

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With hydrogenchloride In methanol Heating;
ainsliaside A
93236-48-7

ainsliaside A

A

caffeic acid
331-39-5

caffeic acid

B

glucozaluzanin C
57576-33-7

glucozaluzanin C

Conditions
ConditionsYield
With sodium hydroxide In water for 1h; Ambient temperature;
forsythiaside
79916-77-1

forsythiaside

A

D-Glucose
2280-44-6

D-Glucose

B

L-rhamnose
73-34-7

L-rhamnose

C

caffeic acid
331-39-5

caffeic acid

D

hydroxytyrosol
10597-60-1

hydroxytyrosol

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide Ambient temperature; hydrolysis;
(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl (E)-3-(3,4-dihydroxyphenyl)acrylate
122412-14-0

(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl (E)-3-(3,4-dihydroxyphenyl)acrylate

A

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
In water for 2h; Ambient temperature; tannase;
rossicaside A
112664-03-6

rossicaside A

A

caffeic acid
331-39-5

caffeic acid

B

hydroxytyrosol
10597-60-1

hydroxytyrosol

Conditions
ConditionsYield
With hesperidinase In water at 32℃; for 48h; Product distribution;
1″-O-7-(4-hydroxyphenyl)-7-ethyl-6″-[(8E)-7-(3,4-dihydroxyphenyl)-8-propenoate]-β-D-glucopyranoside

1″-O-7-(4-hydroxyphenyl)-7-ethyl-6″-[(8E)-7-(3,4-dihydroxyphenyl)-8-propenoate]-β-D-glucopyranoside

A

D-Glucose
2280-44-6

D-Glucose

B

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With hydrogenchloride In methanol; water at 90℃; for 2h; Product distribution; study of the acid hydrolysis;
(E)-caffeoyl-(E)-feruloylspermidine

(E)-caffeoyl-(E)-feruloylspermidine

A

(E)-3-(4-hydroxy-3-methoxyphenyl)acrylic acid
1135-24-6

(E)-3-(4-hydroxy-3-methoxyphenyl)acrylic acid

B

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With sodium hydroxide at 100℃; for 4h; Title compound not separated from byproducts;
3,4-dihydroxy-β-phenethyl-O-β-D-glucopyranosyl-(1->3)-O-α-rhamnopyranosyl-(1->6)-4-caffeoyl-β-D-glucopyranoside

3,4-dihydroxy-β-phenethyl-O-β-D-glucopyranosyl-(1->3)-O-α-rhamnopyranosyl-(1->6)-4-caffeoyl-β-D-glucopyranoside

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With sodium hydroxide at 50℃; for 1h; Product distribution;
querspicatin A

querspicatin A

A

caffeic acid
331-39-5

caffeic acid

B

querspicatin B

querspicatin B

Conditions
ConditionsYield
With potassium hydroxide for 8.5h; Heating;A n/a
B 20 mg
N1,N5-di-p-coumaroyl-N10-caffeoylspermidine

N1,N5-di-p-coumaroyl-N10-caffeoylspermidine

A

caffeic acid
331-39-5

caffeic acid

B

p-Coumaric Acid
7400-08-0

p-Coumaric Acid

Conditions
ConditionsYield
With sodium hydroxide; sodium tetrahydroborate In water at 100℃; for 4h; Product distribution;
N1-p-coumaroyl-N5,N10-dicaffeoylspermidine

N1-p-coumaroyl-N5,N10-dicaffeoylspermidine

A

caffeic acid
331-39-5

caffeic acid

B

p-Coumaric Acid
7400-08-0

p-Coumaric Acid

Conditions
ConditionsYield
With sodium hydroxide; sodium tetrahydroborate In water at 100℃; for 4h; Product distribution;
N1,N5,N10-(E)-tricaffeoylspermidine

N1,N5,N10-(E)-tricaffeoylspermidine

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With sodium hydroxide; sodium tetrahydroborate In water at 100℃; for 4h; Product distribution;
quercetin 3-<6-caffeyl-β-D-glucopyranosyl(1->2)-β-D-glucopyranosyl(1->2)-β-D-glucopyranoside>

quercetin 3-<6-caffeyl-β-D-glucopyranosyl(1->2)-β-D-glucopyranosyl(1->2)-β-D-glucopyranoside>

A

caffeic acid
331-39-5

caffeic acid

B

5,7-dihydroxy-3-[β-D-glucopyranosyl-(1->2)-β-D-glucopyranosyl-(1->2)-β-D-glucopyranosyl]-2-(3,4-dihydroxyphenyl)-4H-1-benzopyran-4-one
38681-85-5

5,7-dihydroxy-3-[β-D-glucopyranosyl-(1->2)-β-D-glucopyranosyl-(1->2)-β-D-glucopyranosyl]-2-(3,4-dihydroxyphenyl)-4H-1-benzopyran-4-one

Conditions
ConditionsYield
With sodium hydroxide In sodium hydroxide for 24h; Product distribution; Ambient temperature; other reagent;
methanol
67-56-1

methanol

caffeic acid
331-39-5

caffeic acid

Methyl caffeate
3843-74-1, 67667-67-8

Methyl caffeate

Conditions
ConditionsYield
With Dowex 50W-X8 Heating;100%
With sulfuric acid for 24h; Reflux;100%
With sulfuric acid at 70℃; for 1h; Inert atmosphere;100%
caffeic acid
331-39-5

caffeic acid

acetic anhydride
108-24-7

acetic anhydride

3,4-diacetoxycinnamic acid
88623-81-8

3,4-diacetoxycinnamic acid

Conditions
ConditionsYield
With pyridine at 20℃;100%
With pyridine at 20℃;95%
With pyridine at 20℃;95%
caffeic acid
331-39-5

caffeic acid

1,1'-carbonyldiimidazole
530-62-1

1,1'-carbonyldiimidazole

caffeic acid imidazolide
863107-05-5

caffeic acid imidazolide

Conditions
ConditionsYield
In tetrahydrofuran 1) room temp, 1.5 h, caution: heavy gas production, 2) reflux, 2 h;100%
In N,N-dimethyl-formamide for 2h; Ambient temperature;
ethanol
64-17-5

ethanol

caffeic acid
331-39-5

caffeic acid

Conditions
ConditionsYield
With hydrogenchloride at 70℃; for 2h;99%
With thionyl chloride for 4h; Heating;97%
With sulfuric acid In water at 82℃; for 24h; Reagent/catalyst;96%
caffeic acid
331-39-5

caffeic acid

dihydrocaffeic acid
1078-61-1

dihydrocaffeic acid

Conditions
ConditionsYield
With palladium on activated charcoal; hydrogen In methanol at 20℃; under 760.051 Torr; Inert atmosphere;99%
With palladium 10% on activated carbon; hydrogen In methanol at 25℃; under 2585.81 Torr; for 3h;95%
With ferrous ammonium sulphate hexahydrate; isopropyl β-D-thiogalactopyranoside In aq. phosphate buffer at 37℃; for 48h; Catalytic behavior; Reagent/catalyst; Concentration;92%
caffeic acid
331-39-5

caffeic acid

2-amino-phenol
95-55-6

2-amino-phenol

(E)-3-(3,4-dihydroxyphenyl)-N-(2-hydroxyphenyl)acrylamide

(E)-3-(3,4-dihydroxyphenyl)-N-(2-hydroxyphenyl)acrylamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Heating;99%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 6h; Inert atmosphere;85%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 2.5h;
With dicyclohexyl-carbodiimide In tetrahydrofuran Reflux;
caffeic acid
331-39-5

caffeic acid

3-bromoaniline
591-19-5

3-bromoaniline

(E)-N-(3-bromophenyl)-3-(3,4-dihydroxyphenyl)acrylamide

(E)-N-(3-bromophenyl)-3-(3,4-dihydroxyphenyl)acrylamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Heating;99%
HCl.H-D,L-Phe(β-OH)-OMe

HCl.H-D,L-Phe(β-OH)-OMe

caffeic acid
331-39-5

caffeic acid

caffeoyl-D,L-Phe(β-OH)-OMe

caffeoyl-D,L-Phe(β-OH)-OMe

Conditions
ConditionsYield
With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In acetonitrile at 20℃; for 4h; Cooling with ice;97.1%
2-Fluoroaniline
348-54-9

2-Fluoroaniline

caffeic acid
331-39-5

caffeic acid

(E)-3-(3,4-dihydroxyphenyl)-N-(2-fluorophenyl)acrylamide

(E)-3-(3,4-dihydroxyphenyl)-N-(2-fluorophenyl)acrylamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Heating;97%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 7h; Inert atmosphere;82%
caffeic acid
331-39-5

caffeic acid

4-chloro-aniline
106-47-8

4-chloro-aniline

(E)-N-(4-chlorophenyl)-3-(3,4-dihydroxyphenyl)acrylamide

(E)-N-(4-chlorophenyl)-3-(3,4-dihydroxyphenyl)acrylamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 6h; Heating;97%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 7h; Inert atmosphere;82%
With dicyclohexyl-carbodiimide In tetrahydrofuran Reflux;
caffeic acid
331-39-5

caffeic acid

tert-butyl 3-(piperidin-4-yl)benzylcarbamate
725228-49-9

tert-butyl 3-(piperidin-4-yl)benzylcarbamate

(E)-tert-butyl 3-(1-(3-(3,4-dihydroxyphenyl)acryloyl)piperidin-4-yl)benzylcarbamate
1290056-81-3

(E)-tert-butyl 3-(1-(3-(3,4-dihydroxyphenyl)acryloyl)piperidin-4-yl)benzylcarbamate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃;96%
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃;
caffeic acid
331-39-5

caffeic acid

tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

(E)-3-(3,4-bis((tert-butyldimethylsilyl)oxy)phenyl)acrylic acid
203118-32-5

(E)-3-(3,4-bis((tert-butyldimethylsilyl)oxy)phenyl)acrylic acid

Conditions
ConditionsYield
Stage #1: caffeic acid; tert-butyldimethylsilyl chloride With N-ethyl-N,N-diisopropylamine In dichloromethane at 25℃; for 14h;
Stage #2: With potassium carbonate In tetrahydrofuran; water for 2h;
95%
With N-ethyl-N,N-diisopropylamine In dichloromethane at 25℃; for 14h;95%
With 1H-imidazole In N,N-dimethyl-formamide for 20h; Inert atmosphere;90%
caffeic acid
331-39-5

caffeic acid

aniline
62-53-3

aniline

(E)-3-(3,4-dihydroxyphenyl)-N-phenylacrylamide
332079-42-2

(E)-3-(3,4-dihydroxyphenyl)-N-phenylacrylamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Heating;95%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 8h; Inert atmosphere;78%
Stage #1: caffeic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 0.333333h;
Stage #2: aniline With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16.33h;
7.06%
Butane-1,4-diol
110-63-4

Butane-1,4-diol

caffeic acid
331-39-5

caffeic acid

(E)-4-hydroxybutyl 3-(3,4-dihydroxyphenyl)acrylate

(E)-4-hydroxybutyl 3-(3,4-dihydroxyphenyl)acrylate

Conditions
ConditionsYield
With sulfuric acid at 50℃; for 24h;95%
With sulfuric acid at 90℃; for 2h; Fischer–Speier Esterification; Molecular sieve;
caffeic acid
331-39-5

caffeic acid

m-Hydroxyaniline
591-27-5

m-Hydroxyaniline

(E)-3-(3,4-dihydroxyphenyl)-N-(3-hydroxyphenyl)acrylamide

(E)-3-(3,4-dihydroxyphenyl)-N-(3-hydroxyphenyl)acrylamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Heating;94%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 6h; Inert atmosphere;84%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 2.5h;
caffeic acid
331-39-5

caffeic acid

dimethyl sulfate
77-78-1

dimethyl sulfate

3,4-dimethoxy-trans-cinnamic acid
14737-89-4

3,4-dimethoxy-trans-cinnamic acid

Conditions
ConditionsYield
Stage #1: caffeic acid With sodium hydroxide In water pH=13;
Stage #2: dimethyl sulfate In water at 20℃; for 10h; pH=> 10;
Stage #3: With hydrogenchloride In water pH=2;
94%
With sodium hydroxide for 6h;78.8%
With sodium hydroxide In water for 3.5h; Heating;78.8%
silver(I) hexafluorophosphate
26042-63-7

silver(I) hexafluorophosphate

dichloro[1,4-bis(diphenylphosphino)butane](2,2'-bipyridine)ruthenium(II)
200358-34-5, 200259-33-2

dichloro[1,4-bis(diphenylphosphino)butane](2,2'-bipyridine)ruthenium(II)

caffeic acid
331-39-5

caffeic acid

C47H43N2O4P2Ru(1+)*F6P(1-)

C47H43N2O4P2Ru(1+)*F6P(1-)

Conditions
ConditionsYield
In methanol for 0.333333h; Darkness; Inert atmosphere;94%
caffeic acid
331-39-5

caffeic acid

glycerol
56-81-5

glycerol

1-monoglyceryl caffeic acid ester
123134-23-6

1-monoglyceryl caffeic acid ester

Conditions
ConditionsYield
With 1-methyl-3-(4-sulfobutyl)-1H-imidazol-3-ium 4-methylbenzene-1-sulfonate at 90℃; under 760.051 Torr; for 2h; Activation energy; Catalytic behavior; Reagent/catalyst; Temperature; Concentration;93.8%
propan-1-ol
71-23-8

propan-1-ol

caffeic acid
331-39-5

caffeic acid

n-propyl caffeate
83504-42-1, 142234-81-9

n-propyl caffeate

Conditions
ConditionsYield
With sulfuric acid under 9308.91 Torr; Microwave irradiation; Inert atmosphere; Sealed tube; Reflux;93%
Stage #1: caffeic acid With thionyl chloride In 1,4-dioxane for 1h; Heating;
Stage #2: propan-1-ol In 1,4-dioxane Heating; Further stages.;
86%
With thionyl chloride at 0 - 50℃; for 16.5h;65.2%
caffeic acid
331-39-5

caffeic acid

butan-1-ol
71-36-3

butan-1-ol

n-butyl caffeate
22020-28-6, 136944-10-0

n-butyl caffeate

Conditions
ConditionsYield
With sulfuric acid under 9308.91 Torr; Microwave irradiation; Inert atmosphere; Sealed tube; Reflux;93%
Stage #1: caffeic acid With thionyl chloride In 1,4-dioxane for 1h; Heating;
Stage #2: butan-1-ol In 1,4-dioxane Heating; Further stages.;
86%
With sulfuric acid for 0.166667h; Microwave irradiation; Heating;80%
caffeic acid
331-39-5

caffeic acid

isopropyl alcohol
67-63-0

isopropyl alcohol

(E)-isopropyl 3-(3,4-dihydroxyphenyl)acrylate

(E)-isopropyl 3-(3,4-dihydroxyphenyl)acrylate

Conditions
ConditionsYield
With sulfuric acid at 92℃; for 0.0666667h; Microwave irradiation;93%
With sulfuric acid under 9308.91 Torr; Microwave irradiation; Inert atmosphere; Sealed tube; Reflux;92%
Stage #1: caffeic acid With thionyl chloride In 1,4-dioxane for 1h; Heating;
Stage #2: isopropyl alcohol In 1,4-dioxane Heating; Further stages.;
82%
With toluene-4-sulfonic acid In benzene for 144h; Heating;23%
With toluene-4-sulfonic acid In toluene at 120℃; for 4h; Fischer esterification;
caffeic acid
331-39-5

caffeic acid

methyl chloroformate
79-22-1

methyl chloroformate

3,4-bis[(methoxycarbonyl)oxy]cinnamic acid
861897-00-9

3,4-bis[(methoxycarbonyl)oxy]cinnamic acid

Conditions
ConditionsYield
With sodium hydroxide at 0℃; for 1h;93%
With TEA In tetrahydrofuran
caffeic acid
331-39-5

caffeic acid

Propargylamine
2450-71-7

Propargylamine

(E)-3-(3,4-dihydroxyphenyl)-N-(prop-2-ynyl)acrylamide

(E)-3-(3,4-dihydroxyphenyl)-N-(prop-2-ynyl)acrylamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 27℃; for 18h;93%
Stage #1: caffeic acid; Propargylamine With benzotriazol-1-ol; triethylamine In N,N-dimethyl-formamide at 20℃; for 0.0833333h;
Stage #2: With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide for 18h;
20%
caffeic acid
331-39-5

caffeic acid

pentafluorophenyl trifloroacetate
14533-84-7

pentafluorophenyl trifloroacetate

pentafluorophenyl 3,4-dihydroxycinnamate
916348-43-1

pentafluorophenyl 3,4-dihydroxycinnamate

Conditions
ConditionsYield
With pyridine In N,N-dimethyl-formamide93%
2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

caffeic acid
331-39-5

caffeic acid

(E)-isobutyl 3-(3,4-dihydroxyphenyl)acrylate

(E)-isobutyl 3-(3,4-dihydroxyphenyl)acrylate

Conditions
ConditionsYield
With sulfuric acid at 118℃; for 0.0666667h; Microwave irradiation;92%
With sulfuric acid under 9308.91 Torr; Microwave irradiation; Inert atmosphere; Sealed tube; Reflux;91%
With toluene-4-sulfonic acid In toluene at 120℃; for 4h; Fischer esterification;
caffeic acid
331-39-5

caffeic acid

3-chloro-aniline
108-42-9

3-chloro-aniline

(E)-N-(3-chlorophenyl)-3-(3,4-dihydroxyphenyl)-prop-2-enamide

(E)-N-(3-chlorophenyl)-3-(3,4-dihydroxyphenyl)-prop-2-enamide

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Heating;91%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 7h; Inert atmosphere;76%
With dicyclohexyl-carbodiimide In tetrahydrofuran for 7h; Reflux;48%
i-Amyl alcohol
123-51-3

i-Amyl alcohol

caffeic acid
331-39-5

caffeic acid

(E)-isopentyl 3-(3,4-dihydroxyphenyl)acrylate

(E)-isopentyl 3-(3,4-dihydroxyphenyl)acrylate

Conditions
ConditionsYield
With sulfuric acid at 142℃; for 0.0833333h; Microwave irradiation;91%
With sulfuric acid under 9308.91 Torr; Microwave irradiation; Inert atmosphere; Sealed tube; Reflux;90%
With ytterbium(III) triflate In nitromethane at 120℃; for 1h;38.1%
pentan-1-ol
71-41-0

pentan-1-ol

caffeic acid
331-39-5

caffeic acid

pentyl (E)-3-(3,4-dihydroxyphenyl)acrylate
136944-11-1

pentyl (E)-3-(3,4-dihydroxyphenyl)acrylate

Conditions
ConditionsYield
With sulfuric acid under 9308.91 Torr; Microwave irradiation; Inert atmosphere; Sealed tube; Reflux;91%
With dicyclohexyl-carbodiimide In 1,4-dioxane at 5℃; for 48h;
With toluene-4-sulfonic acid Reflux;
4-Methylbenzyl alcohol
589-18-4

4-Methylbenzyl alcohol

caffeic acid
331-39-5

caffeic acid

(E)-4-methylbenzyl 3-(3,4-dihydroxyphenyl)acrylate

(E)-4-methylbenzyl 3-(3,4-dihydroxyphenyl)acrylate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃;91%
caffeic acid
331-39-5

caffeic acid

benzyl bromide
100-39-0

benzyl bromide

(E)-benzyl 3-(3,4-bis(benzyloxy)phenyl)acrylate
951288-55-4

(E)-benzyl 3-(3,4-bis(benzyloxy)phenyl)acrylate

Conditions
ConditionsYield
With potassium carbonate In acetone Reflux;90%
With potassium carbonate In acetone for 15h; Reflux; Inert atmosphere;90%
With potassium carbonate In acetone for 12h; Heating;85%
With potassium carbonate In dichloromethane at 20℃; for 20h;80%
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