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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

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

High quality and best price of 2,3-Dihydroxyterephthalic acid from Henan Tianfu Chemical: Henan Tianfu Chemical Co.,LTD 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 a

2,3-dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

Pharmaceutical Grade CAS 19829-72-2 with competitive price

Cas:19829-72-2

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 dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

2,3-Dihydroxyterephthalic acid CAS19829-72-2

Cas:19829-72-2

Min.Order:1 Kilogram

FOB Price: $7.0 / 9.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in

SAGECHEM/ 2,3-Dihydroxyterephthalic acid /Manufacturer in China

Cas:19829-72-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

2,3-Dihydroxy-1,4-benzenedicarboxylic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Suzhou Sibian Chemical Technology Co., Ltd

The process is mature and can be mass produced to 100 kg, with good quality and purity up to 99%.The product has a large stock and can be supplied stably. Package:bottle Application:Drug R&D Transportation:Sealed drying(25℃) Port:ShangHai

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec 2,3-Dihydroxyterephthalic acid 25g

Cas:19829-72-2

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Fred Technology Co.,Ltd.

Fredchem focus on CRO/CMO business and its own R&D of API/Intermediates Package:Kilograms/MT Application:Pharmaceutical field Transportation:According to customer request Port:Shanghai

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

2,3-Dihydroxyterephthalic acid cas 19829-72-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

2,3-Dihydroxyterephthalic acid cas 19829-72-2

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Other

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

2,3-Dihydroxy-terephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:250mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po

2,3-dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

2,3-dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

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

2,3-Dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

LEAP CHEM Co., Ltd.

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

2,3-dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Nanjing Norris Pharm Technology Co., Ltd.

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

2,3-Dihydroxy-terephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

JIEJIE GROUP CO.,LTD.

We keep a long-term friendly cooperation with many famous universities and research institutions in China, which provide us strong support on the research and development for new products. Appearance:white powder Storage:store in dry and cool place

High quality 2,3-dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:100 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Pure Chemistry Scientific Inc.

19829-72-2 Application:2,3-dihydroxyterephthalic acid

2,3-dihydroxyterephthalic acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd.

The company is supplying production of designs, syntheses and material ligands. Package:1g;5g; Application:Catalytic;adsorption separation;hydrogen storage;drug carrier

2,3-dihydroxyterephthalic Acid

Cas:19829-72-2

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

carbon dioxide
124-38-9

carbon dioxide

benzene-1,2-diol
120-80-9

benzene-1,2-diol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
Stage #1: carbon dioxide; benzene-1,2-diol With potassium carbonate at 230 - 250℃; under 19652.1 - 60507.9 Torr; for 19.25h;
Stage #2: With hydrogenchloride In water for 5h;
95%
With sodium hydroxide 1.) MeOH, r.t., 15 min, 2.) 1100 psi, 195-200 deg C, 90 h;56%
Stage #1: benzene-1,2-diol With sodium hydroxide
Stage #2: carbon dioxide at 200℃; under 60800 Torr; for 48h;
54%
potassium hydrogencarbonate
298-14-6

potassium hydrogencarbonate

benzene-1,2-diol
120-80-9

benzene-1,2-diol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
With 1,2,4-Trichlorobenzene at 225℃; for 14h; Autoclave;73%
3,6-dicyanocatechol
3934-96-1

3,6-dicyanocatechol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
With sodium hydroxide
2,3-dimethoxyterephthalic acid
7168-95-8

2,3-dimethoxyterephthalic acid

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
With hydrogen bromide
carbon dioxide
124-38-9

carbon dioxide

benzene-1,2-diol
120-80-9

benzene-1,2-diol

K2CO3

K2CO3

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
at 225℃;
benzene-1,2-diol
120-80-9

benzene-1,2-diol

KHCO3

KHCO3

A

2,3-Dihydroxybenzoic acid
303-38-8

2,3-Dihydroxybenzoic acid

B

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
at 200℃; im Rohr;
benzene-1,2-diol
120-80-9

benzene-1,2-diol

glycerol
56-81-5

glycerol

potassium dicarbonate

potassium dicarbonate

A

2,3-Dihydroxybenzoic acid
303-38-8

2,3-Dihydroxybenzoic acid

B

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

C

pyrocatechol-<γ-oxy-propylene ether >

pyrocatechol-<γ-oxy-propylene ether >

Conditions
ConditionsYield
at 180℃;
carbon dioxide
124-38-9

carbon dioxide

disodium salt of pyrocatechol

disodium salt of pyrocatechol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
unter hohem Druck und man erhitzt das gebildete Salz bei Gegenwart von CO2 im Autoklaven auf 210grad;
benzene-1,2-diol
120-80-9

benzene-1,2-diol

potassium bi carbonate

potassium bi carbonate

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
at 200℃; im Einschlussrohr;
potassium salt of/the/ pyrocatechol-carboxylic acid-(3)

potassium salt of/the/ pyrocatechol-carboxylic acid-(3)

KHCO3

KHCO3

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
With glycerol at 210℃;
methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

sodium-salt of guaiacol

sodium-salt of guaiacol

A

3-methoxysalicylic acid
877-22-5

3-methoxysalicylic acid

B

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
at 230℃;
potassium salt of/the/ protocatechuic acid

potassium salt of/the/ protocatechuic acid

A

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

B

carbon dioxide; pyrocatechol

carbon dioxide; pyrocatechol

Conditions
ConditionsYield
at 300℃;
carbon dioxide
124-38-9

carbon dioxide

sodium 2-methoxyphenolate
13052-77-2

sodium 2-methoxyphenolate

A

3-methoxysalicylic acid
877-22-5

3-methoxysalicylic acid

B

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
at 230℃;
3,6-dihydroxymethylveratrol
929088-35-7

3,6-dihydroxymethylveratrol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. NaOH solution; aqueous potassium permanganate solution
2: aqueous hydrobromic acid
View Scheme
methanol
67-56-1

methanol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

dimethyl 2,3-dihydroxyterephthalate
75956-62-6

dimethyl 2,3-dihydroxyterephthalate

Conditions
ConditionsYield
With chloro-trimethyl-silane for 16h; Heating;86%
With hydrogenchloride Fischer esterification;75%
With sulfuric acid Reflux;60%
ethanol
64-17-5

ethanol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

water
7732-18-5

water

cobalt(II) diacetate tetrahydrate
6147-53-1

cobalt(II) diacetate tetrahydrate

2H2O*2H(1+)*6Co(2+)*O(2-)*2C8H2O6(4-)*6C2H6O*2C8H4O6(2-)

2H2O*2H(1+)*6Co(2+)*O(2-)*2C8H2O6(4-)*6C2H6O*2C8H4O6(2-)

Conditions
ConditionsYield
at 140℃; for 72h; pH=13;85%
ethanol
64-17-5

ethanol

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

diethyl 2,3-dihydroxyterephthalate

diethyl 2,3-dihydroxyterephthalate

Conditions
ConditionsYield
With sulfuric acid Reflux;70%
methanol
67-56-1

methanol

N-formyldiethylamine
617-84-5

N-formyldiethylamine

manganese(II) chloride tetrahydrate

manganese(II) chloride tetrahydrate

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

water
7732-18-5

water

[Mn2(μ4-H2-2,3-dioxido-1,4-benzenedicarboxylate)(μ6-2,3-dioxido-1,4-benzenedicarboxylate)0.5(MeOH)(N,N-diethylformamide)]·0.1MeOH·0.1(N,N-diethylformamide)·1.4H2O

[Mn2(μ4-H2-2,3-dioxido-1,4-benzenedicarboxylate)(μ6-2,3-dioxido-1,4-benzenedicarboxylate)0.5(MeOH)(N,N-diethylformamide)]·0.1MeOH·0.1(N,N-diethylformamide)·1.4H2O

Conditions
ConditionsYield
With hydrogenchloride at 120℃; for 24h; Autoclave;53%
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

benzyl chloride
100-44-7

benzyl chloride

2,3-bis(benzyloxy)terephthalic acid dibenzyl ester

2,3-bis(benzyloxy)terephthalic acid dibenzyl ester

Conditions
ConditionsYield
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide at 67℃; for 72h;48%
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

dimethyl sulfate
77-78-1

dimethyl sulfate

dimethyl 2,3-dimethoxyterephthalate
7168-94-7

dimethyl 2,3-dimethoxyterephthalate

Conditions
ConditionsYield
With potassium carbonate In acetone Heating;
n-Octylamine
111-86-4

n-Octylamine

2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

2,3-dihydroxy-N,N'-dioctyl-terephthalamide

2,3-dihydroxy-N,N'-dioctyl-terephthalamide

Conditions
ConditionsYield
Stage #1: 2,3-dihydroxyterephthalic acid With thionyl chloride In 1,4-dioxane for 6h; Heating;
Stage #2: n-Octylamine With triethylamine Further stages.;
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

A

2,3-dihydroxyterephthaloyl chloride

2,3-dihydroxyterephthaloyl chloride

B

2,3-dioxosulfinylterephthaloyl chloride
364364-86-3

2,3-dioxosulfinylterephthaloyl chloride

Conditions
ConditionsYield
With thionyl chloride In 1,4-dioxane at 45℃; for 12h;
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

ethylamine
75-04-7

ethylamine

N,N'-diethyl-2,3-dihydroxyterephthalamide
117918-05-5

N,N'-diethyl-2,3-dihydroxyterephthalamide

Conditions
ConditionsYield
Stage #1: 2,3-dihydroxyterephthalic acid With thionyl chloride In 1,4-dioxane for 6h; Heating;
Stage #2: ethylamine With triethylamine Further stages.;
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

2,3-dioxosulfinylterephthaloyl chloride
364364-86-3

2,3-dioxosulfinylterephthaloyl chloride

Conditions
ConditionsYield
With thionyl chloride In chloroform Heating;
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

1,4-bis(hydroxymethyl)-2,3-dihydroxybenzene
80067-65-8

1,4-bis(hydroxymethyl)-2,3-dihydroxybenzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: conc. H2SO4 / 8 h / Heating
2: 80 percent / LiAlH4 / tetrahydrofuran / 4 h / 0 - 20 °C
View Scheme
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

dimethyl 2,3-dimethoxyterephthalate
7168-94-7

dimethyl 2,3-dimethoxyterephthalate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: conc. H2SO4 / 8 h / Heating
2: 80 percent / K2CO3 / acetonitrile / 48 h / Heating
View Scheme
Multi-step reaction with 2 steps
1: 75 percent / HCl
2: 100 percent / K2CO3
View Scheme
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

dimethyl 2,3-bis(benzyloxy)terephthalate
131851-93-9

dimethyl 2,3-bis(benzyloxy)terephthalate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: conc. H2SO4 / 8 h / Heating
2: 62 percent / K2CO3 / acetonitrile / 18 h / Heating
View Scheme
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

1,4-bis(chloromethyl)-2,3-dihydroxybenzene
382162-24-5

1,4-bis(chloromethyl)-2,3-dihydroxybenzene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: conc. H2SO4 / 8 h / Heating
2: 80 percent / LiAlH4 / tetrahydrofuran / 4 h / 0 - 20 °C
3: 90 percent / SOCl2; 2,6-lutidine / CH2Cl2 / 1 h / 20 °C
View Scheme
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

dimethyl 2,3-bis(cyanomethoxy)terephthalate

dimethyl 2,3-bis(cyanomethoxy)terephthalate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: conc. H2SO4 / 8 h / Heating
2: 57 percent / K2CO3; NaI / acetonitrile / 24 h / Heating
View Scheme
2,3-dihydroxyterephthalic acid
19829-72-2

2,3-dihydroxyterephthalic acid

1,4-bis(chloromethyl)-2,3-bis(benzyloxy)benzene

1,4-bis(chloromethyl)-2,3-bis(benzyloxy)benzene

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: conc. H2SO4 / 8 h / Heating
2: 62 percent / K2CO3 / acetonitrile / 18 h / Heating
3: 70 percent / LiAlH4 / tetrahydrofuran / 4 h / 0 - 20 °C
4: 100 percent / SOCl2 / CH2Cl2 / 1 h / Heating
View Scheme

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