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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

4-Nitropyrazole-3-carboxylic acid Manufacturer/High quality/Best price/In stock

Cas:5334-40-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou 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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

4-Nitropyrazole-3-Carboxylic Acid

Cas:5334-40-7

Min.Order:1 Metric Ton

Negotiable

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

3-Carboxy-4-nitro-1H-pyrazole

Cas:5334-40-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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

Manufacturer supply CAS 5334-40-7 with best quality

Cas:5334-40-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

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

1H-Pyrazole-3-carboxylicacid, 4-nitro-

Cas:5334-40-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company 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

4-NITROPYRAZOLE-3-CARBOXYLIC ACID

Cas:5334-40-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A 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

4-nitro-1H-pyrazole-5-carboxylic acid

Cas:5334-40-7

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

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 4-nitro-3-pyrazolecarboxylic acid

Cas:5334-40-7

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

1H-Pyrazole-3-carboxylicacid, 4-nitro-

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Product Name: 4-Nitropyrazole-3-carboxylic acid Synonyms: 4-Nitro-1H-pyrazole-3-carboxylic acid 98%;4-Nitro-3-pyrazolecarboxylic acid,95%;4-nitro-1H-pyrazole-5-carboxylic acid;4-nitro-1H-pyrazole-3-carboxylic acid(SALTDATA: FREE);NSC 1411;Pyrazole

4-Nitropyrazole-3-carboxylic acid 5334-40-7

Cas:5334-40-7

Min.Order:1 Kilogram

FOB Price: $220.0

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

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 etc. 3) oem/odm available; 4) rea

4-Nitropyrazole-3-carboxylic acidCAS NO.:5334-40-7

Cas:5334-40-7

Min.Order:1 Gram

FOB Price: $4.0

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

4-Nitropyrazole-3-carboxylicacid

Cas:5334-40-7

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We 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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h

1H-Pyrazole-3-carboxylicacid, 4-nitro-

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Other

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

4-Nitro-3-pyrazolecarboxylic acid

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Manufacturers

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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

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

4-Nitropyrazole-3-carboxylic acid

Cas:5334-40-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high 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

4-Nitro-3-pyrazolecarboxylic acid

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

4-Nitro-3-pyrazolecarboxylic acid

Cas:5334-40-7

Min.Order:0

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 4-Nitro-3-pyrazolecarboxylic acid 25g

Cas:5334-40-7

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO 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

4-Nitro-3-pyrazolecarboxylic acid

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep 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

4-Nitro-3-pyrazolecarboxylic acid

Cas:5334-40-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

3-Methylpyrazole
1453-58-3

3-Methylpyrazole

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

Conditions
ConditionsYield
With sodium dichromate; sulfuric acid; nitric acid 1.) 100 deg C, 4 h, 2.) 60 deg C, 10 h; Yield given. Multistep reaction;
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate
138786-86-4

methyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
Stage #1: methanol; 4-nitro-1H-pyrazole-3-carboxylic acid With acetyl chloride at 20℃; for 16h;
Stage #2: With water; sodium hydrogencarbonate In methanol; ethyl acetate pH=8 - 9; Product distribution / selectivity;
100%
Stage #1: methanol; 4-nitro-1H-pyrazole-3-carboxylic acid With acetyl chloride
Stage #2: With sodium hydrogencarbonate In methanol; water; ethyl acetate pH=8 - 9;
100%
With thionyl chloride at 0 - 20℃;100%
methanol
67-56-1

methanol

thionyl chloride
7719-09-7

thionyl chloride

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate
138786-86-4

methyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
at 0 - 25℃; for 16 - 48h; Product distribution / selectivity;99.5%
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-2H-pyrazole-3-carboxylic acid methyl ester
138786-86-4

4-nitro-2H-pyrazole-3-carboxylic acid methyl ester

Conditions
ConditionsYield
With thionyl chloride at 0 - 20℃; for 16.5h;99%
With thionyl chloride at 0 - 20℃;82%
With thionyl chloride at 0 - 35℃;82%
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate
138786-86-4

methyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
With thionyl chloride In methanol at 70℃; for 5h;99%
With thionyl chloride In methanol; toluene
With thionyl chloride In methanol
With thionyl chloride In methanol; toluene
In methanol; toluene
ethanol
64-17-5

ethanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester
55864-87-4

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With hydrogenchloride Reflux;98%
With hydrogenchloride Reflux; Inert atmosphere;98%
With thionyl chloride at 20℃; for 2h; Cooling with ice;98%
4-fluoroaniline
371-40-4

4-fluoroaniline

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxylic acid (4-fluorophenyl)amide
844443-71-6

4-nitro-1H-pyrazole-3-carboxylic acid (4-fluorophenyl)amide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h;97%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 2h;82%
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In DMF (N,N-dimethyl-formamide) at 20℃;
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester
55864-87-4

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With thionyl chloride In ethanol at 20℃; for 48h;96%
Stage #1: ethanol With acetyl chloride at 0 - 20℃; for 0.5h;
Stage #2: 4-nitro-1H-pyrazole-3-carboxylic acid at 20℃; for 48h;
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxamide
65190-36-5

4-nitro-1H-pyrazole-3-carboxamide

Conditions
ConditionsYield
Stage #1: 4-nitro-1H-pyrazole-3-carboxylic acid With oxalyl dichloride In tetrahydrofuran at 25℃; for 0.5h;
Stage #2: With ammonium hydroxide In tetrahydrofuran at 25℃; for 3h; Cooling with ice;
96%
Stage #1: 4-nitro-1H-pyrazole-3-carboxylic acid With thionyl chloride; N,N-dimethyl-formamide
Stage #2: With ammonium hydroxide at 20℃;
57%
3,4-dihydro-2H-pyran
110-87-2

3,4-dihydro-2H-pyran

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-3-carboxylic acid
906087-80-7

4-nitro-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-3-carboxylic acid

Conditions
ConditionsYield
With p-toluenesulfonic acid monohydrate In tetrahydrofuran at 20℃; for 16h;95%
With toluene-4-sulfonic acid In tetrahydrofuran at 20℃;95%
With toluene-4-sulfonic acid In tetrahydrofuran Inert atmosphere; Reflux;93.2%
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate hydrochloride
1166981-47-0

methyl 4-nitro-1H-pyrazole-3-carboxylate hydrochloride

Conditions
ConditionsYield
With acetyl chloride90%
With acetyl chloride at 0 - 20℃; for 24h;
With thionyl chloride at 20℃; Cooling with ice;
4-[(4-methyl-1-piperazinyl)methyl]aniline
70261-82-4

4-[(4-methyl-1-piperazinyl)methyl]aniline

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

N-(4-((4-methylpiperazin-1-yl)methyl))phenyl-4-nitro-1H-pyrazole-3-carboxamide
1308400-19-2

N-(4-((4-methylpiperazin-1-yl)methyl))phenyl-4-nitro-1H-pyrazole-3-carboxamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;88.2%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;11.1 g
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

2-(4-nitro-1H-pyrazol-3-yl)-1H-benzoimidazole
825615-90-5

2-(4-nitro-1H-pyrazol-3-yl)-1H-benzoimidazole

Conditions
ConditionsYield
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine for 5h; Reflux; Inert atmosphere;85%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 27h; Reflux;69%
Stage #1: 1,2-diamino-benzene; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃;
Stage #2: With acetic acid Reflux;
1-(tert-butoxycarbonyl)-4-aminopiperidine
87120-72-7

1-(tert-butoxycarbonyl)-4-aminopiperidine

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-[(4-nitro-1H-pyrazole-3-carbonyl)amino]piperidine-1-carboxylic acid tert-butyl ester
844443-80-7

4-[(4-nitro-1H-pyrazole-3-carbonyl)amino]piperidine-1-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h;84%
With 1-hydroxy-7-aza-benzotriazole; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
With 1-hydroxy-7-aza-benzotriazole; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
1-adamanthanol
768-95-6

1-adamanthanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

1-(1-adamantyl)-3-carboxy-4-nitropyrazole

1-(1-adamantyl)-3-carboxy-4-nitropyrazole

Conditions
ConditionsYield
With phosphoric acid In acetic acid at 60℃; for 3h;82%
1,3-diazido 2-propanol
57011-48-0

1,3-diazido 2-propanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

1,3-diazidopropan-2-yl 4-nitro-1H-pyrazole-3-carboxylate

1,3-diazidopropan-2-yl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; Green chemistry;78%
3-Methylpyrazole
1453-58-3

3-Methylpyrazole

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

Conditions
ConditionsYield
With sodium dichromate; sulfuric acid; nitric acid 1.) 100 deg C, 4 h, 2.) 60 deg C, 10 h; Yield given. Multistep reaction;
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate
138786-86-4

methyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
Stage #1: methanol; 4-nitro-1H-pyrazole-3-carboxylic acid With acetyl chloride at 20℃; for 16h;
Stage #2: With water; sodium hydrogencarbonate In methanol; ethyl acetate pH=8 - 9; Product distribution / selectivity;
100%
Stage #1: methanol; 4-nitro-1H-pyrazole-3-carboxylic acid With acetyl chloride
Stage #2: With sodium hydrogencarbonate In methanol; water; ethyl acetate pH=8 - 9;
100%
With thionyl chloride at 0 - 20℃;100%
methanol
67-56-1

methanol

thionyl chloride
7719-09-7

thionyl chloride

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate
138786-86-4

methyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
at 0 - 25℃; for 16 - 48h; Product distribution / selectivity;99.5%
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-2H-pyrazole-3-carboxylic acid methyl ester
138786-86-4

4-nitro-2H-pyrazole-3-carboxylic acid methyl ester

Conditions
ConditionsYield
With thionyl chloride at 0 - 20℃; for 16.5h;99%
With thionyl chloride at 0 - 20℃;82%
With thionyl chloride at 0 - 35℃;82%
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate
138786-86-4

methyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
With thionyl chloride In methanol at 70℃; for 5h;99%
With thionyl chloride In methanol; toluene
With thionyl chloride In methanol
With thionyl chloride In methanol; toluene
In methanol; toluene
ethanol
64-17-5

ethanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester
55864-87-4

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With hydrogenchloride Reflux;98%
With hydrogenchloride Reflux; Inert atmosphere;98%
With thionyl chloride at 20℃; for 2h; Cooling with ice;98%
4-fluoroaniline
371-40-4

4-fluoroaniline

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxylic acid (4-fluorophenyl)amide
844443-71-6

4-nitro-1H-pyrazole-3-carboxylic acid (4-fluorophenyl)amide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h;97%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 2h;82%
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In DMF (N,N-dimethyl-formamide) at 20℃;
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester
55864-87-4

4-nitro-1H-pyrazole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With thionyl chloride In ethanol at 20℃; for 48h;96%
Stage #1: ethanol With acetyl chloride at 0 - 20℃; for 0.5h;
Stage #2: 4-nitro-1H-pyrazole-3-carboxylic acid at 20℃; for 48h;
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1H-pyrazole-3-carboxamide
65190-36-5

4-nitro-1H-pyrazole-3-carboxamide

Conditions
ConditionsYield
Stage #1: 4-nitro-1H-pyrazole-3-carboxylic acid With oxalyl dichloride In tetrahydrofuran at 25℃; for 0.5h;
Stage #2: With ammonium hydroxide In tetrahydrofuran at 25℃; for 3h; Cooling with ice;
96%
Stage #1: 4-nitro-1H-pyrazole-3-carboxylic acid With thionyl chloride; N,N-dimethyl-formamide
Stage #2: With ammonium hydroxide at 20℃;
57%
3,4-dihydro-2H-pyran
110-87-2

3,4-dihydro-2H-pyran

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-nitro-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-3-carboxylic acid
906087-80-7

4-nitro-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-3-carboxylic acid

Conditions
ConditionsYield
With p-toluenesulfonic acid monohydrate In tetrahydrofuran at 20℃; for 16h;95%
With toluene-4-sulfonic acid In tetrahydrofuran at 20℃;95%
With toluene-4-sulfonic acid In tetrahydrofuran Inert atmosphere; Reflux;93.2%
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-nitro-1H-pyrazole-3-carboxylate hydrochloride
1166981-47-0

methyl 4-nitro-1H-pyrazole-3-carboxylate hydrochloride

Conditions
ConditionsYield
With acetyl chloride90%
With acetyl chloride at 0 - 20℃; for 24h;
With thionyl chloride at 20℃; Cooling with ice;
4-[(4-methyl-1-piperazinyl)methyl]aniline
70261-82-4

4-[(4-methyl-1-piperazinyl)methyl]aniline

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

N-(4-((4-methylpiperazin-1-yl)methyl))phenyl-4-nitro-1H-pyrazole-3-carboxamide
1308400-19-2

N-(4-((4-methylpiperazin-1-yl)methyl))phenyl-4-nitro-1H-pyrazole-3-carboxamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;88.2%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;11.1 g
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

2-(4-nitro-1H-pyrazol-3-yl)-1H-benzoimidazole
825615-90-5

2-(4-nitro-1H-pyrazol-3-yl)-1H-benzoimidazole

Conditions
ConditionsYield
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine for 5h; Reflux; Inert atmosphere;85%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 27h; Reflux;69%
Stage #1: 1,2-diamino-benzene; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃;
Stage #2: With acetic acid Reflux;
1-(tert-butoxycarbonyl)-4-aminopiperidine
87120-72-7

1-(tert-butoxycarbonyl)-4-aminopiperidine

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-[(4-nitro-1H-pyrazole-3-carbonyl)amino]piperidine-1-carboxylic acid tert-butyl ester
844443-80-7

4-[(4-nitro-1H-pyrazole-3-carbonyl)amino]piperidine-1-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h;84%
With 1-hydroxy-7-aza-benzotriazole; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
With 1-hydroxy-7-aza-benzotriazole; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃;
1-adamanthanol
768-95-6

1-adamanthanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

1-(1-adamantyl)-3-carboxy-4-nitropyrazole

1-(1-adamantyl)-3-carboxy-4-nitropyrazole

Conditions
ConditionsYield
With phosphoric acid In acetic acid at 60℃; for 3h;82%
1,3-diazido 2-propanol
57011-48-0

1,3-diazido 2-propanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

1,3-diazidopropan-2-yl 4-nitro-1H-pyrazole-3-carboxylate

1,3-diazidopropan-2-yl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; Green chemistry;78%
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-(4-tert-butoxycarbonyl-piperazino-methyl)-aniline
304897-49-2

4-(4-tert-butoxycarbonyl-piperazino-methyl)-aniline

C20H26N6O5

C20H26N6O5

Conditions
ConditionsYield
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 12h;76%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
methanol
67-56-1

methanol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl iodide
74-88-4

methyl iodide

1-methyl-4-nitro-1H-pyrazole-3-carboxylic acid methyl ester
400877-57-8

1-methyl-4-nitro-1H-pyrazole-3-carboxylic acid methyl ester

Conditions
ConditionsYield
Stage #1: methanol; 4-nitro-1H-pyrazole-3-carboxylic acid With thionyl chloride at 0 - 20℃;
Stage #2: methyl iodide With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃;
75%
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-amino-1H-pyrazole-3-carboxylic acid
116008-52-7

4-amino-1H-pyrazole-3-carboxylic acid

Conditions
ConditionsYield
With iron(III) chloride hexahydrate; pyrographite; hydrazine hydrate In water for 30h; Reflux;75%
isopropylamine
75-31-0

isopropylamine

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

N-isopropyl-4-nitro-1H-pyrazole-3-carboxamide
906087-45-4

N-isopropyl-4-nitro-1H-pyrazole-3-carboxamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h;70%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h;70%
methyl 4-(aminomethyl)benzoate hydrochloride
6232-11-7

methyl 4-(aminomethyl)benzoate hydrochloride

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 4-((4-nitro-1H-pyrazole-3-carboxamido)methyl)benzoate

methyl 4-((4-nitro-1H-pyrazole-3-carboxamido)methyl)benzoate

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℃; for 12h;65%
C12H17N3O

C12H17N3O

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

C16H16N6O3

C16H16N6O3

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃;63%
4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

N,N-dimethylformamide di-tert-butyl acetal
36805-97-7

N,N-dimethylformamide di-tert-butyl acetal

tert-butyl 4-nitro-1H-pyrazole-3-carboxylate

tert-butyl 4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
at 100℃; for 12h; Inert atmosphere;63%
methoxycyclohexanamine hydrochloride
121588-79-2

methoxycyclohexanamine hydrochloride

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

N-((1r,4r)-4-methoxycyclohexyl)-4-nitro-1H-pyrazole-3-carboxamide

N-((1r,4r)-4-methoxycyclohexyl)-4-nitro-1H-pyrazole-3-carboxamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere;62%
4-morpholin-4-ylmethylbenzene-1,2-diamine
825619-02-1

4-morpholin-4-ylmethylbenzene-1,2-diamine

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

4-((2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazole-5-yl)methyl)morpholine
825619-29-2

4-((2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazole-5-yl)methyl)morpholine

Conditions
ConditionsYield
Stage #1: 4-morpholin-4-ylmethylbenzene-1,2-diamine; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃; for 24h;
Stage #2: With acetic acid for 3h; Product distribution / selectivity; Heating / reflux;
61%
Stage #1: 4-morpholin-4-ylmethylbenzene-1,2-diamine; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
Stage #2: With acetic acid for 3h; Reflux;
61%
Stage #1: 4-morpholin-4-ylmethylbenzene-1,2-diamine; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
Stage #2: With acetic acid for 3h; Product distribution / selectivity; Heating / reflux;
61%
2-amino-benzenethiol
137-07-5

2-amino-benzenethiol

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

2-(4-nitro-1H-pyrazol-3-yl)-benzothiazole
1607441-38-2

2-(4-nitro-1H-pyrazol-3-yl)-benzothiazole

Conditions
ConditionsYield
Stage #1: 4-nitro-1H-pyrazole-3-carboxylic acid With oxalyl dichloride In tetrahydrofuran; N,N-dimethyl-formamide at 20℃; for 1h;
Stage #2: 2-amino-benzenethiol In tetrahydrofuran; N,N-dimethyl-formamide at 100℃; for 1h;
61%
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine for 5h; Reflux; Inert atmosphere;
4-[(diethylamino)methyl]benzene-1,2-diamine
1254229-47-4

4-[(diethylamino)methyl]benzene-1,2-diamine

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

N-ethyl-N-{[2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazol-5-yl]methyl}ethanamine
1254229-50-9

N-ethyl-N-{[2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazol-5-yl]methyl}ethanamine

Conditions
ConditionsYield
Stage #1: 4-[(diethylamino)methyl]benzene-1,2-diamine; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
Stage #2: With acetic acid for 3h; Reflux;
57.8%
4-methyl-1,2-diaminobenzene
496-72-0

4-methyl-1,2-diaminobenzene

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

5-methyl-2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazole
1254229-49-6

5-methyl-2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazole

Conditions
ConditionsYield
Stage #1: 4-methyl-1,2-diaminobenzene; 4-nitro-1H-pyrazole-3-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 24h;
Stage #2: With acetic acid for 3h; Reflux;
57.3%
methanol
67-56-1

methanol

p-methoxybenzyl chloride
824-94-2

p-methoxybenzyl chloride

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

methyl 1-(4-methoxybenzyl)-4-nitro-1H-pyrazole-3-carboxylate
896467-74-6

methyl 1-(4-methoxybenzyl)-4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
Stage #1: methanol; 4-nitro-1H-pyrazole-3-carboxylic acid With thionyl chloride
Stage #2: p-methoxybenzyl chloride With potassium carbonate In acetonitrile
56%
4-(((4aR,7aR)-tetrahydro-2H-[1,4]dioxino[2,3-c]pyrrol-6(3H)-yl)methyl)benzene-1,2-diamine

4-(((4aR,7aR)-tetrahydro-2H-[1,4]dioxino[2,3-c]pyrrol-6(3H)-yl)methyl)benzene-1,2-diamine

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

(4aR,7aR)-6-((2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazol-5-yl)methyl)hexahydro-2H-[1,4] dioxino[2,3-c]pyrrole

(4aR,7aR)-6-((2-(4-nitro-1H-pyrazol-3-yl)-1H-benzo[d]imidazol-5-yl)methyl)hexahydro-2H-[1,4] dioxino[2,3-c]pyrrole

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride at 20℃;54%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride at 20℃;
benzyl bromide
100-39-0

benzyl bromide

4-nitro-1H-pyrazole-3-carboxylic acid
5334-40-7

4-nitro-1H-pyrazole-3-carboxylic acid

benzyl 1-benzyl-4-nitro-1H-pyrazole-3-carboxylate
1355011-61-8

benzyl 1-benzyl-4-nitro-1H-pyrazole-3-carboxylate

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 1.5h;51%

Raw Materials

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