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
Cas:13799-90-1
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
Cas:13799-90-1
Min.Order:0 Metric Ton
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Type:Manufacturers
inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit
Cas:13799-90-1
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
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
Cas:13799-90-1
Min.Order:1
Negotiable
Type:Other
inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap
Cas:13799-90-1
Min.Order:1 Kilogram
FOB Price: $5.0
Type:Manufacturers
inquiryOur 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
Cas:13799-90-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquirybest price and high quality of 2,5-DICHLOROTEREPHTHALIC 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 an
Cas:13799-90-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:13799-90-1
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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
Cas:13799-90-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2,5-DICHLOROTEREPHTHALIC ACID CAS:13799-90-1 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 org
Cas:13799-90-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:13799-90-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:13799-90-1
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
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
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest 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
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo 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
Cas:13799-90-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct Name: 2,5-DICHLOROTEREPHTHALIC ACID Synonyms: RARECHEM AL BO 0524;TIMTEC-BB SBB008522;2,5-DICHLOROTEREPHTHALIC ACID;Dichloroterephthalicacid;2,5-Dichlorobenzene-1,4-dicarboxylic acid;2,5-dichloroterephthalic;2,5-Dichloroterephthalc acid
Cas:13799-90-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHigh 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
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryEnterprise standard Application:Pharma Intermediate
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAcmec 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
Cas:13799-90-1
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2,5-Dichloroterephthalic acid cas 13799-90-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Other
inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:13799-90-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:1g Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port
1,4-dichloro-2,5-dimethylbenzene
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With potassium permanganate In pyridine | 72% |
With potassium permanganate; Aliquat 336 In water at 80℃; for 72h; | 64% |
Stage #1: 1,4-dichloro-2,5-dimethylbenzene With pyridine; potassium permanganate In water at 100℃; for 12h; Stage #2: With hydrogenchloride In water pH=1; | 53% |
1,4-dichloro-2,5-dimethylbenzene
A
2,5-dichloroterephthalic acid
B
2,5-dichloro-p-carboxybenzaldehyde
Conditions | Yield |
---|---|
With oxygen; cobalt(II) acetate; sodium bromide In acetic acid at 95℃; under 760 Torr; | A 22% B 71% |
dimethyl 2,5-dichloro-terephthalate
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With potassium hydroxide In tetrahydrofuran; water at 66℃; Sandmeyer Reaction; | 69% |
1,4-dichloro-2,5-dimethylbenzene
A
2,5-dichloroterephthalic acid
B
2,5-dichloro-4-methylbenzoic acid
C
2,5-dichloro-p-carboxybenzaldehyde
E
2,5-dichloro-p-carboxybenzyl acetate
Conditions | Yield |
---|---|
With oxygen; cobalt(II) acetate; sodium bromide In acetic acid at 95℃; under 760 Torr; for 4h; Product distribution; | A 13.7% B 65.4% C 16.7% D 0.6% E 3.6% |
1,2,4,5-tetrachlorobenzene
carbon dioxide
A
2,5-dichloroterephthalic acid
B
benzoic acid
C
para-chlorobenzoic acid
D
3-chlorobenzoate
Conditions | Yield |
---|---|
With tetrabutylammomium bromide In N,N-dimethyl-formamide at -5 - 0℃; Dehalogenation; Carboxylation; Electrochemical reaction; Further byproducts given; | A 17% B 3% C 2% D 1% |
2,5-dichloro-1,4-bis-(trichloromethyl)-benzene
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With sulfuric acid |
A
2,5-dichloroterephthalic acid
B
2,5-dichloro-3-nitro-terephthalic acid
Conditions | Yield |
---|---|
With water; nitric acid |
Conditions | Yield |
---|---|
With water; chlorine; zinc(II) chloride anschliessendes Behandeln mit wss. NaOH; |
2,5-dichloro-p-carboxybenzaldehyde
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With sodium hydroxide; potassium permanganate at 75 - 80℃; Yield given; |
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With nitric acid at 190℃; im geschlossenen Rohr; |
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With nitric acid |
2,5-dichloroterephthalic acid
sulfuric acid
2,5-dichloro-1,4-bis-(trichloromethyl)-benzene
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
at 70 - 100℃; | |
at 70 - 100℃; |
2,5-dichloroterephthalic acid
nitric acid
A
2,5-dichloroterephthalic acid
B
2,5-dichloro-3-nitro-terephthalic acid
2-amino-5-chloro-terephthalic acid dimethyl ester
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: hydrogenchloride; sodium nitrite / water / 1 h / 0 °C 1.2: 3 h / 0 - 20 °C 2.1: potassium hydroxide / water; tetrahydrofuran / 66 °C View Scheme |
2,5-dichloroterephthalic acid
2,5-dihydroxy-1,4-benzenedicarboxylic acid
Conditions | Yield |
---|---|
Stage #1: 2,5-dichloroterephthalic acid With water; sodium carbonate for 1h; Heating / reflux; Stage #2: With water; trans-N,N'-dimethyl-1,2-cyclohexyldiamine; copper(I) bromide at 80℃; for 20h; Stage #3: With hydrogenchloride In water at 25℃; Product distribution / selectivity; | 94% |
Stage #1: 2,5-dichloroterephthalic acid With water; sodium carbonate for 1h; Heating / reflux; Stage #2: With water; trans-N,N'-dimethylcyclohexane-1,2-diamine; copper(I) bromide at 80℃; for 20h; Stage #3: With hydrogenchloride In water at 25℃; Product distribution / selectivity; | 94% |
1-dodecyl alcohol
2,5-dichloroterephthalic acid
2,5-Dichloro-terephthalic acid didodecyl ester
Conditions | Yield |
---|---|
toluene-4-sulfonic acid | 88% |
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 23℃; for 18h; | 87% |
2,5-dichloroterephthalic acid
2,5-dichloroterephthaloyl dichloride
Conditions | Yield |
---|---|
With thionyl chloride In benzene | 85% |
With thionyl chloride; N,N-dimethyl-formamide In cyclohexane for 4h; Heating; | 81% |
With phosphorus pentachloride | |
With thionyl chloride In benzene for 24h; Heating; | |
With thionyl chloride In N,N-dimethyl-formamide at 85℃; for 6h; |
4,4'-methylenebis(3,5-dimethylpyrazole)
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
In water at 160℃; for 72h; Autoclave; | 79% |
2,5-dichloroterephthalic acid
benzyl bromide
2,5-dichloro-terephthalic acid dibenzyl ester
Conditions | Yield |
---|---|
With potassium carbonate In DMF (N,N-dimethyl-formamide) for 4h; | 75% |
2,5-dichloroterephthalic acid
water
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 85℃; for 72h; Sealed tube; Autoclave; High pressure; | 71% |
4,4'-methylenebis(3,5-dimethylpyrazole)
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
In water at 160℃; for 72h; Autoclave; | 68% |
2,5-dichloroterephthalic acid
water
1,4-bis-(1H-imidazol-1-yl)benzene
Conditions | Yield |
---|---|
With sodium hydroxide In acetonitrile at 140℃; for 72h; pH=6.78; pH-value; Solvent; Temperature; Autoclave; | 65% |
2,5-dichloroterephthalic acid
nickel(II) acetate tetrahydrate
1,4-bis-(N-benzimidazolyl)butane
Conditions | Yield |
---|---|
In water at 140℃; for 72h; High pressure; | 57.6% |
2,5-dichloroterephthalic acid
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Autoclave; | 57.6% |
2,5-dichloroterephthalic acid
1,4-bis-(N-benzimidazolyl)butane
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Autoclave; | 57.6% |
2,5-dichloroterephthalic acid
1,3-bis((5,6-dimethyl-1H-benzo[d]imidazol-1-yl)methyl)benzene
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Autoclave; | 57.4% |
2,5-dichloroterephthalic acid
cobalt(II) diacetate tetrahydrate
1,4-bis-(N-benzimidazolyl)butane
Conditions | Yield |
---|---|
In water at 140℃; for 72h; High pressure; Autoclave; | 56.7% |
2,5-dichloroterephthalic acid
water
Conditions | Yield |
---|---|
In methanol; N,N-dimethyl-formamide at 85℃; for 72h; Sealed tube; Autoclave; High pressure; | 56% |
2,5-dichloroterephthalic acid
cobalt(II) diacetate tetrahydrate
Conditions | Yield |
---|---|
In water at 140℃; for 72h; High pressure; Autoclave; | 53.8% |
2,5-dichloroterephthalic acid
1,2-bis(5,6-dimethylbenzimidazole-1-ylmethyl)benzene
manganese (II) acetate tetrahydrate
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Autoclave; High pressure; | 53.8% |
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