R & D and manufacturing enterprises have their own stock in stockAppearance:Off-white powder Storage:Shading, sealed, dry place. Package:According to the clients' requirement Application:pharmaceutical intermediates Transportation:by sea or by air Po
Cas:37718-11-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChangzhou Helios Biochemical Co., Ltd is a leading manufacturer and supplier for medical intermediates and pesticide intermediates . We specialize in custom synthesis of benzene ring, pyridine and pyrimidine derivatives to help customers to accelerat
Cas:37718-11-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryDayangchem'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:37718-11-9
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:37718-11-9
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:37718-11-9
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
inquiryProduct Description Product Name 4-Pyrazolecarboxylic acid CAS No. 37718-11-9 Appearance White powder Assay ≥99% Capacity 100mt/year Min.packing 100gram
Cas:37718-11-9
Min.Order:1 Gram
FOB Price: $11.0
Type:Lab/Research institutions
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:37718-11-9
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
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
Cas:37718-11-9
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
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:37718-11-9
Min.Order:1 Kilogram
FOB Price: $5.0
Type:Manufacturers
inquiryhebei 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
Cas:37718-11-9
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Trading Company
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:37718-11-9
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:37718-11-9
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryHenan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com
Cas:37718-11-9
Min.Order:1 Gram
FOB Price: $1000.0
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:37718-11-9
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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
Cas:37718-11-9
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryProduct name: 1H-pyrazole-4-carboxylic acid Product category:Heterocyclic series CAS : 37718-11-9 Appearance: White solid Content: 99% Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Application:Syn
Cas:37718-11-9
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
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:37718-11-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:37718-11-9
Min.Order:1 Kilogram
FOB Price: $21.8 / 27.3
Type:Trading Company
inquiry4-Pyrazolecarboxylic acid CAS:37718-11-9 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
Cas:37718-11-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Hello, 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:37718-11-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry4-Pyrazolecarboxylic acid CAS: 37718-11-9 Specification product name 4-pyrazolecarboxylic acid cas no. 37718-11-9 appearance white powder assay ≥99% capacity 100mt/year
Cas:37718-11-9
Min.Order:1 Kilogram
Negotiable
Type:Other
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
Appearance:White or off-white Solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Organic synthesis Transportation:Common products:Sea/Air/Courier Dangerous Che
Cas:37718-11-9
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:37718-11-9
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:37718-11-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:37718-11-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:37718-11-9
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryour strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery
Cas:37718-11-9
Min.Order:1 Gram
Negotiable
Type:Other
inquiry4-ethoxycarbonylpyrazole
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water for 2h; Reflux; Inert atmosphere; | 96% |
1-phenyl-2-(4-pyrazolyl)ethanone
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With potassium permanganate In water for 0.5h; Heating; | 54% |
With potassium permanganate In water for 0.5h; Product distribution; Heating; | 54% |
4-methyl-1H-pyrazole
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 4-methyl-1H-pyrazole With sodium hydroxide In water at 60℃; Stage #2: With potassium permanganate In water at 80 - 90℃; for 5h; Stage #3: In water pH=< 2; Acidic conditions; | 45% |
With potassium permanganate; water |
Conditions | Yield |
---|---|
anschliessend mit CO2; |
4-phenyl-1H-pyrazole
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
durch Nitrierung,Reduktion des Nitrierungsgemisches und nachfolgende Oxidation mit Permanganat; |
1-benzyl-1H-pyrazole-4-carboxylic acid
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With ammonia; sodium |
Conditions | Yield |
---|---|
anschl. mit CO2 bei -70grad; |
A
NH-pyrazole
B
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
bei schnellem Erhitzen; |
Conditions | Yield |
---|---|
anschl. mit CO2 bei -70grad; |
4-bromo-1H-pyrazole
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride; n-butyllithium In hexane; water |
1H-pyrazole-4-carboxylic acid
6-chloro-N4-methylpyridine-3,4-diamine
6-chloro-1-methyl-2-(1H-pyrazol-4-yl)-1H-imidazo[4,5-c]pyridine
Conditions | Yield |
---|---|
With polyphosphoric acid at 150℃; for 18h; Inert atmosphere; Sealed tube; | 100% |
1H-pyrazole-4-carboxylic acid
6-bromopyridine-3,4-diamine
6-bromo-2-(1H-pyrazol-4-yl)-3H-imidazo[4.5-c]pyridine
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 18h; | 100% |
1H-pyrazole-4-carboxylic acid
6-bromopyridine-3,4-diamine
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 18h; Sealed tube; | 100% |
Conditions | Yield |
---|---|
With sulfuric acid for 16h; Reflux; | 97% |
With thionyl chloride at 0 - 20℃; for 3h; | 80% |
With sulfuric acid |
1H-pyrazole-4-carboxylic acid
1H-pyrazole-4-carboxylic acid chloride
Conditions | Yield |
---|---|
With thionyl chloride for 18h; Heating / reflux; | 97% |
With thionyl chloride for 18h; Reflux; | 97% |
With thionyl chloride at 85℃; Inert atmosphere; | 91% |
1H-pyrazole-4-carboxylic acid
N-methoxylamine hydrochloride
Conditions | Yield |
---|---|
Stage #1: 1H-pyrazole-4-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: N-methoxylamine hydrochloride With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere; | 94% |
Conditions | Yield |
---|---|
With sulfuric acid at 0 - 80℃; for 16h; | 93.32% |
With sulfuric acid at 70℃; for 20h; | 78% |
With hydrogenchloride at 10 - 35℃; | 5 g |
With sulfuric acid at 0℃; Reflux; | 4.5 g |
1H-pyrazole-4-carboxylic acid
6-bromo-N3-methylpyridine-3,4-diamine
6-bromo-3-methyl-2-(1H-pyrazol-4-yl)-3H-imidazo[4,5-c]pyridine
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 5h; Sealed tube; | 93% |
1H-pyrazole-4-carboxylic acid
tert-butyl 4-(aminomethyl)benzylcarbamate
(4-{[(1H-pyrazole-4-carbonyl)amino]methyl}benzyl)carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; triethylamine In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 18h; Inert atmosphere; | 93% |
3,4-dihydro-2H-pyran
1H-pyrazole-4-carboxylic acid
1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In ethyl acetate; N,N-dimethyl-formamide at 20℃; for 16h; | 91% |
With toluene-4-sulfonic acid In DMF (N,N-dimethyl-formamide); ethyl acetate at 20℃; for 3h; | 90% |
With toluene-4-sulfonic acid In N,N-dimethyl-formamide at 20℃; for 20h; | 70% |
1H-pyrazole-4-carboxylic acid
3,4-dichlorobenzyl bromide
ethyl 1-(3,4-dichlorobenzyl)-1H-pyrazole-4-carboxylate
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; | 91% |
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 1H-pyrazole-4-carboxylic acid; copper(II) nitrate trihydrate; aluminium(III) chloride hexahydrate With trifluoroacetic acid In N,N-dimethyl-formamide at 100℃; for 10h; Stage #2: at 150℃; for 12h; | 91% |
1H-pyrazole-4-carboxylic acid
N,N-dimethyl-2-(2-neopentyl-5-(piperidin-4-ylmethylsulfonyl)-1H-benzoimidazol-1-yl)ethanamine
(4-((1-(2-(dimethylamino)ethyl)-2-neopentyl-1H-benzoimidazol-5-ylsulfonyl)methyl)piperidin-1-yl)(1H-pyrazol-4-yl)methanone
Conditions | Yield |
---|---|
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In dichloromethane at 18 - 25℃; for 2h; | 90% |
1H-pyrazole-4-carboxylic acid
(R)-2-(4-bromophenyl)-2-cyclopropyl-N′-hydroxypropanimidamide
3-[(R)-1-(4-bromo-phenyl)-1-cyclopropyl-ethyl]-5-(1H-pyrazol-4-yl)-[1,2,4]oxadiazole
Conditions | Yield |
---|---|
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In 1-methyl-pyrrolidin-2-one at 50℃; for 0.5h; Inert atmosphere; Stage #2: (R)-2-(4-bromophenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In 1-methyl-pyrrolidin-2-one at 100℃; for 16h; Inert atmosphere; | 90% |
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In 1,4-dioxane at 55℃; for 0.5h; Stage #2: (R)-2-(4-bromophenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In 1,4-dioxane at 120℃; for 18h; | |
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In 1,4-dioxane at 55℃; for 0.5h; Sealed tube; Stage #2: (R)-2-(4-bromophenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In 1,4-dioxane at 120℃; for 18h; Sealed tube; | 1.3 g |
1H-pyrazole-4-carboxylic acid
terephthalic acid
Conditions | Yield |
---|---|
With 1-methyl-pyrrolidin-2-one In N,N-dimethyl-formamide at 100℃; for 12h; Sealed tube; | 90% |
Conditions | Yield |
---|---|
In methanol; water; N,N-dimethyl-formamide for 6h; Reflux; | 90% |
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With 1-methyl-pyrrolidin-2-one In N,N-dimethyl-formamide at 85℃; for 72h; Sealed tube; | 88% |
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 0.5h; | 88% |
1H-pyrazole-4-carboxylic acid
water
nickel(II) acetate tetrahydrate
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
for 6h; Reflux; | 86% |
1H-pyrazole-4-carboxylic acid
5-(4-{(R)-1-cyclopropyl-1-[5-(1H-pyrazol-4-yl)-[1,2,4]oxadiazol-3-yl]ethyl}phenyl)pyrimidin-2-ylamine
Conditions | Yield |
---|---|
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran; N,N-dimethyl-formamide at 50 - 55℃; for 0.5h; Large scale; Stage #2: (R,Z)-2-(4-(2-aminopyrimidin-5-yl)phenyl)-2-cyclopropyl-N'-hydroxypropanimidamide In N,N-dimethyl-formamide at 105℃; Large scale; | 86% |
1H-pyrazole-4-carboxylic acid
(R,Z)-2-(4-(2-aminopyrimidin-5-yl)phenyl)-2-cyclopropyl-N′-hydroxypropanimidamide
5-(4-{(R)-1-cyclopropyl-1-[5-(1H-pyrazol-4-yl)-[1,2,4]oxadiazol-3-yl]ethyl}phenyl)pyrimidin-2-ylamine
Conditions | Yield |
---|---|
Stage #1: 1H-pyrazole-4-carboxylic acid With Carbonyldiimidazole In tetrahydrofuran; N,N-dimethyl-formamide at 50℃; for 1h; Inert atmosphere; Stage #2: (R,Z)-2-(4-(2-aminopyrimidin-5-yl)phenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In tetrahydrofuran; N,N-dimethyl-formamide at 105℃; for 17h; Inert atmosphere; | 85.9% |
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In 1-methyl-pyrrolidin-2-one at 50℃; for 0.5h; Inert atmosphere; Stage #2: (R,Z)-2-(4-(2-aminopyrimidin-5-yl)phenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In 1-methyl-pyrrolidin-2-one at 100℃; for 16h; Inert atmosphere; | 82% |
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 20 - 50℃; for 0.5h; Stage #2: (R,Z)-2-(4-(2-aminopyrimidin-5-yl)phenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In tetrahydrofuran for 24h; Reflux; Stage #3: With acetic acid at 90℃; for 2h; | |
Stage #1: 1H-pyrazole-4-carboxylic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 20 - 50℃; for 0.5h; Stage #2: (R,Z)-2-(4-(2-aminopyrimidin-5-yl)phenyl)-2-cyclopropyl-N′-hydroxypropanimidamide In tetrahydrofuran for 24h; Reflux; Stage #3: With acetic acid at 20 - 90℃; for 2h; | 14.7 g |
1H-pyrazole-4-carboxylic acid
diethyl cyanophosphonate
3-[4-(piperidinomethyl)pyrid-2-yloxy]prop-1-ylamine
Conditions | Yield |
---|---|
With sodium chloride; sodium hydrogencarbonate; triethylamine In N-methyl-acetamide | 85% |
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 1H-pyrazole-4-carboxylic acid With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 0.5h; Stage #2: 4-(aminomethyl)-1-methyl-5,6,7,8-tetrahydroisoquinolin-3(2H)-one In dichloromethane at 20℃; for 7h; | 84% |
1H-pyrazole-4-carboxylic acid
2,6-Naphthalenedicarboxylic acid
Conditions | Yield |
---|---|
In N,N-dimethyl acetamide at 100℃; for 16h; Sealed tube; | 83% |
1H-pyrazole-4-carboxylic acid
Conditions | Yield |
---|---|
In N,N-dimethyl acetamide at 85℃; for 72h; Sealed tube; | 82% |
Conditions | Yield |
---|---|
With hydrogenchloride In water; N,N-dimethyl-formamide at 40℃; for 2h; | 82% |
1H-pyrazole-4-carboxylic acid
2-amino-benzenethiol
2-(1H-pyrazol-4-yl)benzo[d]thiazole
Conditions | Yield |
---|---|
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine In ethyl acetate at 100℃; for 0.166667h; Microwave irradiation; Sealed tube; | 81% |
1H-pyrazole-4-carboxylic acid
methyl pyrazole-4-carboxylate
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; water | 79.6% |
With sulfuric acid; sodium methylate In methanol; chloroform |
1H-pyrazole-4-carboxylic acid
terephthalic acid
2,6-Naphthalenedicarboxylic acid
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide at 100℃; for 16h; | 79% |
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