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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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.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
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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
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inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures
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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
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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 present
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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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
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inquiryWhy Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
High Quality Best price Fast Delivery Good Service Welcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; developm
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inquiry2-Aminobenzothiazole-6-carboxylic acid Basic information Product Name: 2-Aminobenzothiazole-6-carboxylic acid Synonyms: 2-Amino-benzothiazole-6-carboxylic acid hydrochloride;SALOR-INT L481106-1EA;6-BENZOTHIAZOLECARBOXYLIC ACID, 2-AMINO-;AKOS BB
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inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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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
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inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
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inquiryFredchem 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
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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
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inquiry2-Aminobenzothiazole-6-carboxylic acid,cas:93-85-6 from fandachem Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryWe 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:Pharm intermediate
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inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use
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inquirySupply top quality products with a reasonable price Application:api
potassium thioacyanate
4-amino-benzoic acid
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With sodium iodide dichloride at 70℃; for 10h; | 97% |
With bromine In acetic acid for 2h; | 68% |
Stage #1: potassium thioacyanate; 4-amino-benzoic acid With bromine In methanol Stage #2: With hydrogenchloride In methanol |
4-amino-3-thiocyanatobenzonitrile
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; | 59% |
With hydrogenchloride; water at 100℃; for 6h; | 59% |
With hydrogenchloride In water at 100℃; for 6h; | 59% |
sodium thiocyanide
4-amino-benzoic acid
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With bromine In methanol at -10 - -5℃; for 2h; | 42% |
2-aminobenzo[d]thiazole-6-carboxylic acid methyl ester
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 20℃; for 4h; | 33% |
N-(6-methylbenzo[d]thiazol-2-yl)acetamide
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With potassium permanganate; water; magnesium sulfate Erwaermen des Reaktionsprodukts mit wss. H2SO4; |
ethyl 2-aminobenzothiazole-6-carboxylate
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride | |
With hydrogenchloride Heating; | |
With LiOH In 1,4-dioxane; water | |
With LiOH In 1,4-dioxane; water |
ammonium thiocyanate
4-amino-benzoic acid
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With bromine; acetic acid Erhitzen des Reaktionsprodukts mit wss. HCl; |
copper(II) thiocyanate
4-amino-benzoic acid
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With acetic acid |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: KMnO4; MgSO4; H2O / Erwaermen des Reaktionsprodukts mit wss. H2SO4 View Scheme |
4-thioureidobenzoic acid ethyl ester
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: bromine; chloroform / Behandeln des Reaktionsprodukts mit schwefliger Saeure 2: hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: (i) Br2, AcOH, (ii) aq. Na2CO3 2: aq. HCl / Heating View Scheme |
Conditions | Yield |
---|---|
With sodium hydroxide; bromine In water; acetic acid |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: bromine; acetic acid / water / 0 - 10 °C 2: hydrogenchloride / water / 2 h / Reflux View Scheme | |
Multi-step reaction with 2 steps 1: bromine / acetic acid / 1 h / 0 - 10 °C 2: hydrogenchloride; water / 2 h / Reflux View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid / 3.5 h / 20 °C / Cooling with ice 2: hydrogenchloride; water / 6 h / 100 °C View Scheme | |
Multi-step reaction with 2 steps 1: acetic acid; bromine / 3.5 h / 20 °C / Cooling with ice 2: hydrogenchloride / water / 6 h / 100 °C View Scheme |
4-amino-3-thiocyanatobenzoic acid
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water for 2h; Reflux; | |
With hydrogenchloride; water for 2h; Reflux; |
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 2-aminobenzothiazole-6-carboxylic acid With potassium hydroxide; water for 3h; Heating / reflux; Stage #2: With hydrogenchloride In water at 20℃; Stage #3: With zinc(II) chloride In water | 98% |
Conditions | Yield |
---|---|
Stage #1: 2-aminobenzothiazole-6-carboxylic acid With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide for 0.0333333h; Stage #2: benzylamine In N,N-dimethyl-formamide at 20℃; for 18h; | 88% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 65% |
2-aminobenzothiazole-6-carboxylic acid
C15H11BrCl2OS
2-(2,4-dichlorophenyl)-3-[4-(methylsulfanyl)phenyl]imidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 85.67% |
Stage #1: 2-aminobenzothiazole-6-carboxylic acid; C15H11BrCl2OS In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 85.67% |
2-bromo-1,2-bis(4-methoxyphenyl)ethanone
2-aminobenzothiazole-6-carboxylic acid
2,3-bis(4-methoxyphenyl)imidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 83.55% |
Stage #1: 2-bromo-1,2-bis(4-methoxyphenyl)ethanone; 2-aminobenzothiazole-6-carboxylic acid In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 83.55% |
2-aminobenzothiazole-6-carboxylic acid
2-(4-methoxyphenyl)-3-[4-(methylsulfanyl) phenyl]imidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 82.9% |
Stage #1: 2-bromo-1-(4''-(methylthio)phenyl)-2-(4'-methoxyphenyl)-1-ethanone; 2-aminobenzothiazole-6-carboxylic acid In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 82.9% |
Conditions | Yield |
---|---|
With potassium carbonate In chloroform for 12h; Heating; | 81% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 81% |
2-aminobenzothiazole-6-carboxylic acid
C15H12BrClO2
2-(2-chlorophenyl)-3-(4-methoxyphenyl)-2,3-dihydroimidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 78.29% |
Stage #1: 2-aminobenzothiazole-6-carboxylic acid; C15H12BrClO2 In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 78.29% |
2-aminobenzothiazole-6-carboxylic acid
acetic anhydride
2-acetamidobenzo[d]thiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With pyridine for 2h; Heating; | 76% |
methanol
2-aminobenzothiazole-6-carboxylic acid
2-aminobenzo[d]thiazole-6-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With dmap; diazomethyl-trimethyl-silane In tetrahydrofuran; hexane at 20℃; | 75% |
sulfuric acid |
3,4,5-trimethoxybenzylamine
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 74% |
2-aminobenzothiazole-6-carboxylic acid
C15H12BrClOS
2-(2-chlorophenyl)-3-[4-(methylsulfanyl) phenyl]-2,3-dihydroimidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 72.6% |
Stage #1: 2-aminobenzothiazole-6-carboxylic acid; C15H12BrClOS In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 72.6% |
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; | 72.4% |
2-aminobenzothiazole-6-carboxylic acid
isopropyl alcohol
isopropyl 2-aminobenzo[d]thiazole-6-carboxylate
Conditions | Yield |
---|---|
With sulfuric acid at 0℃; for 24h; Reflux; | 71% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 70% |
2-aminobenzothiazole-6-carboxylic acid
4-amino-3-mercaptobenzoic acid
Conditions | Yield |
---|---|
Stage #1: 2-aminobenzothiazole-6-carboxylic acid With water; potassium hydroxide for 24h; Inert atmosphere; Reflux; Stage #2: With hydrogenchloride In water Cooling with ice; | 67.9% |
Stage #1: 2-aminobenzothiazole-6-carboxylic acid With water; potassium hydroxide for 24h; Inert atmosphere; Reflux; Stage #2: With hydrogenchloride In water Cooling with ice; | 67.9% |
With potassium hydroxide In water for 24h; Inert atmosphere; Reflux; | 67.9% |
With water; potassium hydroxide for 3h; Reflux; | 66.1% |
With potassium hydroxide In water |
2-aminobenzothiazole-6-carboxylic acid
C15H11BrCl2O
2-(2,4-dichlorophenyl)-3-(4-methylphenyl)imidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 66.3% |
Stage #1: 2-aminobenzothiazole-6-carboxylic acid; C15H11BrCl2O In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 66.3% |
2-aminobenzothiazole-6-carboxylic acid
C15H11BrCl2O2
2-(2,4-dichlorophenyl)-3-(4-methoxyphenyl)imidazo[2,1-b][1,3]benzothiazole-7-carboxylic acid
Conditions | Yield |
---|---|
In ethanol Reflux; | 65.46% |
Stage #1: 2-aminobenzothiazole-6-carboxylic acid; C15H11BrCl2O2 In ethanol Reflux; Stage #2: With phosphorus pentoxide In ethanol Reflux; | 65.46% |
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 2-aminobenzothiazole-6-carboxylic acid With nitrosylsulfuric acid In acetic acid; propionic acid at 0 - 20℃; for 4.08333h; Stage #2: 3-[methyl(phenyl)amino]propyl acetate With aminosulfonic acid In methanol; water; acetic acid; propionic acid at 0 - 4℃; for 1.08333h; | 64% |
7‐(4‐bromobutoxy)‐5‐hydroxy‐2‐phenyl‐4H‐chromen‐4‐one
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
In acetonitrile Reflux; | 61% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 61% |
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 18h; | 61% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 59% |
2-aminobenzothiazole-6-carboxylic acid
Conditions | Yield |
---|---|
With Eaton′s Reagent for 8h; Reflux; | 56% |
Conditions | Yield |
---|---|
In 2-methoxy-ethanol at 40 - 140℃; for 43h; | 55% |
2-aminobenzothiazole-6-carboxylic acid
methyl 4-(aminomethyl)benzoate
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; | 53% |
2-aminobenzothiazole-6-carboxylic acid
tert–butyl (2–aminophenyl)carbamate
{2-[(2-amino-benzothiazole-6-carbonyl)-amino]-phenyl}-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With BOP; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; | 52% |
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