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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

Furan-2-carbohydrazide Manufacturer/High quality/Best price/In stock

Cas:3326-71-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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

2-Furoic acid hydrazide

Cas:3326-71-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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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 3326-71-4 with best quality

Cas:3326-71-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Nengqian Chemical Import and Export Co., LTD

With 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

Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.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

2-Furancarboxylic acid,hydrazide 3326-71-4

Cas:3326-71-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

Furan-2-carbohydrazide CAS:3326-71-4 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 int

Furan-2-carbohydrazide CAS:3326-71-4

Cas:3326-71-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

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

2-Furancarboxylic acid,hydrazide

Cas:3326-71-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan 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 NO.:3326-71-4

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

Best 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

Furan-2-Carbohydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Manufacturers

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

Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

NewCan Biotech Limited

NewCan Biotech Limited was established in 2021 and is primarily engaged in the research, development, production, and sales of sugars, nucleosides, nucleotides, phosphorylated monomers, as well as next-generation antiviral and antitumor drug intermed

Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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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 2-Furoic acid hydrazide

Cas:3326-71-4

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

2-Furoic acid hydrazide

Cas:3326-71-4

Min.Order:0

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

Furan-2-carbohydrazide Manufacturer

Cas:3326-71-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Furan-2-carbohydrazide Basic information Product Name: Furan-2-carbohydrazide Synonyms: 2-furancarbohydrazonicacid;2-furancarbonylhydrazide;2-fur

3326-71-4 C5H6N2O2 Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan BJM Pharm Inc.

Our company focuses on the future and the world, and will continue to devote itself to technological progress and the development of new products in the future, hoping to work hand in hand with new and old friends at home and abroad to create a bett

Manufacturer Supply High Quality Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

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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

Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Trading Company

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Win-Win chemical Co.Ltd

Stock products, own laboratoryAppearance:White to off-white crystalline powder Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

Furan-2-carbohydrazide cas no. 3326-71-4 98%

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

2-Furoic acid hydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem 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-Furancarboxylic acid, hydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Manufacturers

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

2-Furoic acid hydrazide

Cas:3326-71-4

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 2-FUROIC HYDRAZIDE 100g

Cas:3326-71-4

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

2-Furoic acid hydrazide, 98%

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

2-Furoic acid hydrazide

Cas:3326-71-4

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

2-Furancarboxylic acid,hydrazide

Cas:3326-71-4

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-Furoic hydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

DB BIOTECH CO., LTD

best seller Application:API

Furan-2-carbohydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Furan-2-carbohydrazide cas 3326-71-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Furan-2-carbohydrazide cas 3326-71-4

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low priceAppearance:Beige crystals Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

2-Furoicacidhydrazide

Cas:3326-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

2-furoic acid methyl ester
611-13-2

2-furoic acid methyl ester

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With hydrazine hydrate In ethanol for 8h; Reflux;83%
With hydrazine hydrate In ethanol for 5h; Heating;75%
With hydrazine hydrate In ethanol for 5h; Heating;75%
Ethyl 2-furoate
614-99-3

Ethyl 2-furoate

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With hydrazine hydrate In ethanol Reflux; Inert atmosphere;80%
With hydrazine hydrate66%
With hydrazine hydrate
2-furanoic acid
88-14-2

2-furanoic acid

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With hydrazine hydrate for 0.0472222h; Microwave irradiation;80%
With hydrazine hydrate; triethylamine; fluoro-N,N,N',N'-tetramethylformamidinium hexafluorophosphate In N,N-dimethyl-formamide at 0 - 20℃; for 0.833333h;
Stage #1: 2-furanoic acid With sulfuric acid In ethanol
Stage #2: With hydrazine hydrate
Ethyl 2-furoate
614-99-3

Ethyl 2-furoate

A

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

B

N.N'-difurfuroyl-hydrazine

N.N'-difurfuroyl-hydrazine

Conditions
ConditionsYield
With hydrazine hydrate
2-furoic acid ester

2-furoic acid ester

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With hydrazine hydrate
N'-[benz-(E)-ylidene]furan-2-ylcarbohydrazide
1006894-82-1

N'-[benz-(E)-ylidene]furan-2-ylcarbohydrazide

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With water In phosphate buffer; ethanol at 25℃; pH=2.47; Kinetics; Further Variations:; pH-values; Reagents;
In phosphate buffer; ethanol pH=2.47; Kinetics; Further Variations:; pH-values;
2-furanoic acid
88-14-2

2-furanoic acid

A

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

B

n-hexyl halide

n-hexyl halide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: H2SO4
2: H2NNH2*H2O
View Scheme
2-furancarbonyl chloride
527-69-5

2-furancarbonyl chloride

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With pyridine; hydrazine In tetrahydrofuran at 0 - 50℃; for 2h;
Multi-step reaction with 2 steps
1: Reflux
2: hydrazine hydrate
View Scheme
Multi-step reaction with 2 steps
1: triethylamine / 1 h / 20 °C / Inert atmosphere
2: hydrazine hydrate / methanol / 3 h / Reflux
View Scheme
N'-[benz-(E)-ylidene]furan-2-ylcarbohydrazide
1006894-82-1

N'-[benz-(E)-ylidene]furan-2-ylcarbohydrazide

A

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

B

benzaldehyde
100-52-7

benzaldehyde

Conditions
ConditionsYield
With water In ethanol pH=2.47; Rate constant; Phosphoric acid buffer;
With water In ethanol pH=4.48; Rate constant; Citric acid buffer;
N'-[(1E,2E)-3-phenyl-2-propenylidene]-2-furohydrazide

N'-[(1E,2E)-3-phenyl-2-propenylidene]-2-furohydrazide

A

(E)-3-phenylpropenal
14371-10-9

(E)-3-phenylpropenal

B

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With water In ethanol pH=2.47; Rate constant; Phosphoric acid buffer;
With water In ethanol pH=4.48; Rate constant; Citric acid buffer;
N'-[(1E)-(4-hydroxy-3-methoxyphenyl)methylene]-2-furohydrazide

N'-[(1E)-(4-hydroxy-3-methoxyphenyl)methylene]-2-furohydrazide

A

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

B

vanillin
121-33-5

vanillin

Conditions
ConditionsYield
With water In ethanol pH=2.47; Rate constant; Phosphoric acid buffer;
N'-[(1E,2E)-3-phenyl-2-propenylidene]-2-furohydrazide

N'-[(1E,2E)-3-phenyl-2-propenylidene]-2-furohydrazide

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
In phosphate buffer; ethanol pH=2.47; Kinetics; Further Variations:; pH-values;
N'-[(1E)-(4-hydroxy-3-methoxyphenyl)methylene]-2-furohydrazide

N'-[(1E)-(4-hydroxy-3-methoxyphenyl)methylene]-2-furohydrazide

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
In phosphate buffer; ethanol pH=2.47; Kinetics; Further Variations:; pH-values;
C10H14N2O4
393130-60-4

C10H14N2O4

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With hydrogenchloride In 1,4-dioxane at 20℃;
furan-2-carboxylic acid amide
609-38-1

furan-2-carboxylic acid amide

propan-2-one azine
627-70-3

propan-2-one azine

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Conditions
ConditionsYield
With water at 100 - 120℃;119.6 g
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Benzoylformic acid
611-73-4

Benzoylformic acid

[(Furan-2-carbonyl)-hydrazono]-phenyl-acetic acid

[(Furan-2-carbonyl)-hydrazono]-phenyl-acetic acid

Conditions
ConditionsYield
100%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

2-(phenylsulfonyl)-ethanimidic acid ethyl ester hydrochloride
63735-19-3

2-(phenylsulfonyl)-ethanimidic acid ethyl ester hydrochloride

furan-2-carboxylic acid (1-amino-2-benzenesulfonylethylidene)hydrazide

furan-2-carboxylic acid (1-amino-2-benzenesulfonylethylidene)hydrazide

Conditions
ConditionsYield
Stage #1: 2-(phenylsulfonyl)-ethanimidic acid ethyl ester hydrochloride With sodium hydroxide In chloroform; water
Stage #2: 2-furoic acid hydrazide In chloroform at 50℃; for 24h;
100%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

2-amino-4,6-dichloropyrimidine-5-carboxaldehyde
5604-46-6

2-amino-4,6-dichloropyrimidine-5-carboxaldehyde

furan-2-carboxylic acid N-(2-amino-6-chloro-5-formylpyrimidin-4-yl)-hydrazide
377729-80-1

furan-2-carboxylic acid N-(2-amino-6-chloro-5-formylpyrimidin-4-yl)-hydrazide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 70℃; for 2h;99%
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 70℃; for 2h;99%
With TEA In tetrahydrofuran for 2h; Heating;82%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

acetylacetone
123-54-6

acetylacetone

(3,5-dimethyl-1H-pyrazol-1-yl)(furan-2-yl)methanone
295345-96-9

(3,5-dimethyl-1H-pyrazol-1-yl)(furan-2-yl)methanone

Conditions
ConditionsYield
In neat (no solvent) at 120℃; for 0.166667h; Microwave irradiation;99%
With cellulose sulfuric acid In water at 20℃; for 0.1h; Knorr Pyrazole Synthesis; Green chemistry; regioselective reaction;93%
polystyrene supported sulfonic acid In water at 20℃; for 0.0333333h;92%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

1,3,5-benzene tris(carbonyl chloride)
4422-95-1

1,3,5-benzene tris(carbonyl chloride)

C24H18N6O9

C24H18N6O9

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran; water98%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

3-chloropentane-2,4-dione
1694-29-7

3-chloropentane-2,4-dione

(4-chloro-3,5-dimethyl-1H-pyrazol-1-yl)(furan-2-yl)methanone
1006613-73-5

(4-chloro-3,5-dimethyl-1H-pyrazol-1-yl)(furan-2-yl)methanone

Conditions
ConditionsYield
In neat (no solvent) at 120℃; for 0.166667h; Microwave irradiation;98%
polystyrene supported sulfonic acid In water at 20℃; for 0.0333333h;85%
With tetrafluoroboric acid; water In acetonitrile at 20℃; for 4h;74%
With cellulose sulfuric acid In water at 20℃; for 0.25h; Knorr Pyrazole Synthesis; Green chemistry; regioselective reaction;70%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Cyclohexyl isocyanide
931-53-3

Cyclohexyl isocyanide

dimethyl acetylenedicarboxylate
762-42-5

dimethyl acetylenedicarboxylate

dimethyl 1-(1,2-bis(methoxycarbonylvinyl))-5-cyclohexylamino-2-(2-furyl)-2,3-dihydro-1H-pyrazole-3,4-dicarboxylate
1403506-93-3

dimethyl 1-(1,2-bis(methoxycarbonylvinyl))-5-cyclohexylamino-2-(2-furyl)-2,3-dihydro-1H-pyrazole-3,4-dicarboxylate

Conditions
ConditionsYield
In dichloromethane at 20℃; for 24h; Michael Addition;98%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

3-oxo-2-(2-phenylhydrazono)butanoic acid
5335-32-0

3-oxo-2-(2-phenylhydrazono)butanoic acid

3-[2-(2-furoyl)hydrazono]-2-(2-phenylhydrazono)butanoic acid

3-[2-(2-furoyl)hydrazono]-2-(2-phenylhydrazono)butanoic acid

Conditions
ConditionsYield
In propan-1-ol for 2h; Reflux;98%
In methanol for 2h; Reflux;
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

3-ethyl-2,4-pentanedione
1540-34-7

3-ethyl-2,4-pentanedione

(4-ethyl-3,5-dimethyl-1H-pyrazol-1-yl)(furan-2-yl)methanone
1006613-74-6

(4-ethyl-3,5-dimethyl-1H-pyrazol-1-yl)(furan-2-yl)methanone

Conditions
ConditionsYield
In neat (no solvent) at 120℃; for 0.25h; Microwave irradiation;97%
polystyrene supported sulfonic acid In water at 20℃; for 0.0333333h;88%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

3-acetyl-4-hydroxy-6-methyl-2H-pyran-2-one
771-03-9

3-acetyl-4-hydroxy-6-methyl-2H-pyran-2-one

C13H12N2O5

C13H12N2O5

Conditions
ConditionsYield
In methanol for 2h; Reflux;97%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

5-bromosalicyclaldehyde
1761-61-1

5-bromosalicyclaldehyde

2-hydroxy-5-bromo-1-benzylidene-2-furoyl hydrazine

2-hydroxy-5-bromo-1-benzylidene-2-furoyl hydrazine

Conditions
ConditionsYield
In ethanol for 2h; Reflux;96.9%
In ethanol for 1h; Heating;70%
In ethanol Reflux;
In ethanol for 5h; Reflux;
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

3-ethoxy-4-hydroxybenzaldehyde
83072-44-0

3-ethoxy-4-hydroxybenzaldehyde

C14H14N2O4

C14H14N2O4

Conditions
ConditionsYield
In ethanol for 2h; Reflux;96.5%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

furan-2-carboxylic acid N'-(4-nitrobenzylidene)hydrazide
125273-97-4

furan-2-carboxylic acid N'-(4-nitrobenzylidene)hydrazide

Conditions
ConditionsYield
In ethanol for 2h; Reflux;96.24%
In ethanol Heating;86%
furfural
98-01-1

furfural

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

furan-2-carboxylic acid N'-(furan-2-ylmethylene)hydrazide
37961-96-9

furan-2-carboxylic acid N'-(furan-2-ylmethylene)hydrazide

Conditions
ConditionsYield
In ethanol for 0.5h; heating on a steam bath;96%
In ethanol for 2h; Reflux;77.73%
In ethanol for 24h; Reflux;57%
thiophene-2-carbaldehyde
98-03-3

thiophene-2-carbaldehyde

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

N'-(thiophen-2-ylmethylene)furan-2-carbohydrazide

N'-(thiophen-2-ylmethylene)furan-2-carbohydrazide

Conditions
ConditionsYield
With hydrogenchloride In ethanol for 2h; Reflux;96%
In ethanol for 24h; Reflux;68%
With formic acid In dimethyl sulfoxide
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

8-acetyl-7-hydroxycoumarin
6748-68-1

8-acetyl-7-hydroxycoumarin

8-{1-[(2-furylcarbonyl)hydrazono]ethyl}-7-hydroxy-2H-1-benzopyran-2-one
1155848-97-7

8-{1-[(2-furylcarbonyl)hydrazono]ethyl}-7-hydroxy-2H-1-benzopyran-2-one

Conditions
ConditionsYield
In propan-1-ol for 24h; Reflux;96%
(2E)-1-(4-chlorophenyl)-3-(2-furyl)prop-2-en-1-one
14385-65-0

(2E)-1-(4-chlorophenyl)-3-(2-furyl)prop-2-en-1-one

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

(3-(4-chlorophenyl)-5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)(furan-2-yl)methanone

(3-(4-chlorophenyl)-5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)(furan-2-yl)methanone

Conditions
ConditionsYield
With acetic acid In ethanol Reflux;96%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

isatoic anhydride
118-48-9

isatoic anhydride

3-nitrosalicylic aldehyde
5274-70-4

3-nitrosalicylic aldehyde

N-(2-(2-hydroxy-3-nitrophenyl)-4-oxoquinazolin-3(4H)-yl)furan-2-carboxamide

N-(2-(2-hydroxy-3-nitrophenyl)-4-oxoquinazolin-3(4H)-yl)furan-2-carboxamide

Conditions
ConditionsYield
With toluene-4-sulfonic acid In ethanol; water at 20℃; for 1.16667h; Sonication;96%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

5-nitrofurane-2-carboxaldehyde
698-63-5

5-nitrofurane-2-carboxaldehyde

furan-2-carboxylic acid N'-(5-nitrofuran-2-ylmethylene)hydrazide
3805-47-8

furan-2-carboxylic acid N'-(5-nitrofuran-2-ylmethylene)hydrazide

Conditions
ConditionsYield
In ethanol Heating;95%
In ethanol for 2h; Reflux;68.22%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

p-nitrophenyl isothiocyanate
2131-61-5

p-nitrophenyl isothiocyanate

1-(2-furoyl)-4-(4-nitrophenyl)thiosemicarbazide

1-(2-furoyl)-4-(4-nitrophenyl)thiosemicarbazide

Conditions
ConditionsYield
In benzene for 6h; Heating;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

2-amino-6-bromopurine
82499-03-4

2-amino-6-bromopurine

furan-2-carboxylic acid N'-(2-amino-9H-purin-6-yl)-hydrazide; hydrobromide

furan-2-carboxylic acid N'-(2-amino-9H-purin-6-yl)-hydrazide; hydrobromide

Conditions
ConditionsYield
In butan-1-ol at 120℃;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

2-formylbenzo[b]furan
4265-16-1

2-formylbenzo[b]furan

furan-2-carboxylic acid [(benzofuran-2-yl)methylene] hydrazide

furan-2-carboxylic acid [(benzofuran-2-yl)methylene] hydrazide

Conditions
ConditionsYield
In methanol for 3h; Heating / reflux;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

4-(ethoxymethylene)amino-3-ethyl-2-thioxo-2,3-dihydro-1,3-thiazole-5-carbonitrile
1225513-80-3

4-(ethoxymethylene)amino-3-ethyl-2-thioxo-2,3-dihydro-1,3-thiazole-5-carbonitrile

furan-2-carboxylic acid (3-ethyl-7-imino-2-thioxo-3,7-dihydro-2H-thiazolo[4,5-d]pyrimidin-6-yl)-amide
1215299-96-9

furan-2-carboxylic acid (3-ethyl-7-imino-2-thioxo-3,7-dihydro-2H-thiazolo[4,5-d]pyrimidin-6-yl)-amide

Conditions
ConditionsYield
With triethylamine In ethanol at 20℃; for 12h;95%
With triethylamine In ethanol at 24℃; for 19h;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

Cyclohexyl isocyanide
931-53-3

Cyclohexyl isocyanide

acetylenedicarboxylic acid diethyl ester
762-21-0

acetylenedicarboxylic acid diethyl ester

diethyl 1-[1,2-bis(ethoxycarbonyl)vinyl]-5-cyclohexylamino-2-(2-furyl)-2,3-dihydro-1H-pyrazole-3,4-dicarboxylate
1403506-94-4

diethyl 1-[1,2-bis(ethoxycarbonyl)vinyl]-5-cyclohexylamino-2-(2-furyl)-2,3-dihydro-1H-pyrazole-3,4-dicarboxylate

Conditions
ConditionsYield
In dichloromethane at 20℃; for 24h; Michael Addition;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

(E)-3-(furan-2-yl)-1-(4-methoxyphenyl)prop-2-en-1-one
5066-65-9, 114570-69-3

(E)-3-(furan-2-yl)-1-(4-methoxyphenyl)prop-2-en-1-one

furan-2-yl(5-(furan-2-yl)-3-(4-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)methanone

furan-2-yl(5-(furan-2-yl)-3-(4-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)methanone

Conditions
ConditionsYield
With acetic acid In ethanol Reflux;95%
thiophene-2-carbaldehyde
98-03-3

thiophene-2-carbaldehyde

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

2-(2-furyl)-5-(2-thienyl)-1,3,4-oxadiazole
37584-87-5

2-(2-furyl)-5-(2-thienyl)-1,3,4-oxadiazole

Conditions
ConditionsYield
With hydrogenchloride In ethanol for 2h; Reflux;95%
Multi-step reaction with 2 steps
1: hydrogenchloride / ethanol / 2 h / Reflux
2: 2,3-dicyano-5,6-dichloro-p-benzoquinone / toluene / Reflux
View Scheme
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

4-(Diethylamino)salicylaldehyde
17754-90-4

4-(Diethylamino)salicylaldehyde

N′‐(4‐(diethylamino)‐2‐hydroxybenzylidene)furan‐2‐carbohydrazide

N′‐(4‐(diethylamino)‐2‐hydroxybenzylidene)furan‐2‐carbohydrazide

Conditions
ConditionsYield
In methanol for 6h; Reflux;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

C10H11N5O5

C10H11N5O5

C15H15N7O6

C15H15N7O6

Conditions
ConditionsYield
In methanol at 37℃; for 1h;95%
2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

5-formyl-2'-deoxyuridine
4494-26-2

5-formyl-2'-deoxyuridine

C15H16N4O7

C15H16N4O7

Conditions
ConditionsYield
In methanol at 37℃; for 1h;95%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

2-furoic acid hydrazide
3326-71-4

2-furoic acid hydrazide

isatoic anhydride
118-48-9

isatoic anhydride

N-[2-(2-hydroxy-5-methoxyphenyl)-4-oxoquinazolin-3(4H)-yl]furan-2-carboxamide

N-[2-(2-hydroxy-5-methoxyphenyl)-4-oxoquinazolin-3(4H)-yl]furan-2-carboxamide

Conditions
ConditionsYield
With toluene-4-sulfonic acid In ethanol; water at 20℃; for 1.16667h; Sonication;95%

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