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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

ethylhydrazine

Cas:624-80-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

Ethyl hydrazine

Cas:624-80-6

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

Pharmaceutical Grade CAS 624-80-6 with competitive price

Cas:624-80-6

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

ETHYLHYDRAZINE CAS624-80-6

Cas:624-80-6

Min.Order:1 Kilogram

FOB Price: $290.0 / 499.0

Type:Trading Company

inquiry

Shijiazhuang Sdyano Fine Chemical Co., Ltd

1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing ways;

ETHYLHYDRAZINE

Cas:624-80-6

Min.Order:0 Metric Ton

Negotiable

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

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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.:624-80-6

Cas:624-80-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

ETHYLHYDRAZINE

Cas:624-80-6

Min.Order:1 Kilogram

FOB Price: $2.0

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

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

ETHYLHYDRAZINEAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express

ETHYLHYDRAZINE

Cas:624-80-6

Min.Order:0

Negotiable

Type:Other

inquiry

SAGECHEM LIMITED

624-80-6 Application:intermediate

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:0

Negotiable

Type:Other

inquiry

LEAP CHEM Co., Ltd.

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

Ethyl Hydrazene Hydrate

Cas:624-80-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

Ethylhydrazine

Cas:624-80-6

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Watson International Ltd

Watson International Ltd' has a very strong R&D and technical capacity supported by FCAD's platform. The subsidiaries under FCAD Group have accumulated much know-how of different fine chemical branches. For example, Apnoke Scientific L

Ethylhydrazine

Cas:624-80-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

WUHAN YING YUAN BEI TECHNOLOGY CO., LTD

in stock Assay:99% white powder dentification(HPLC) :The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the Conformal standard preparation, as obtained in the ass

ETHYLHYDRAZINE

Cas:624-80-6

Min.Order:1 Kilogram

FOB Price: $160.0

Type:Trading Company

inquiry

Nanjing Chemlin Chemical Co., Ltd.

Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

624-80-6

Cas:624-80-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Capot Chemical Co., Ltd.

At Capot,We can synthesize and purify your complex molecules from 100 gram to 10 tons.Appearance:Clear colorless to light yellow liquid Storage:Dry,Seal and Cool place Package:1G,5G,10G,25G,100G,250G,500G,1KG,5KG,10KG,25KG,50KG,100KG,150KG,200KG. App

Ethylhydrazine

Cas:624-80-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the ETHYLHYDRAZINE, CAS:624-80-6 with the most competitive price and the best quality. We

ETHYLHYDRAZINE

Cas:624-80-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemical Co.Ltd

Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en

Hydrazine, ethyl-

Cas:624-80-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

ethyl bromide
74-96-4

ethyl bromide

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With sodium hydrazide; benzene
With hydrazine hydrate
With hydrazine In ethanol at 30℃; for 2h;
diethyl sulfate
64-67-5

diethyl sulfate

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With hydrazine
ethylnitramine
19091-98-6

ethylnitramine

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With hydrogenchloride; zinc
ethyl 2-ethylcarbazate
7144-44-7

ethyl 2-ethylcarbazate

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With sodium hydroxide
N-nitroso-1,3-diethylurea
49540-32-1

N-nitroso-1,3-diethylurea

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With ethanol; zinc ueber mehrere Stufen;
ethylamine
75-04-7

ethylamine

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With chloroamine
(E)-diethyldiazene N,N'-dioxide
3378-48-1, 57527-62-5, 59176-90-8

(E)-diethyldiazene N,N'-dioxide

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
(i) H2, Pd-C, MeOH, (ii) HCl, Et2O; Multistep reaction;
N-Aethyl-N'-hydroxyharnstoff-O-sulfonsaeure
29728-18-5

N-Aethyl-N'-hydroxyharnstoff-O-sulfonsaeure

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With sodium hydroxide
diphenylphosphinic α-ethylhydrazide
51104-12-2

diphenylphosphinic α-ethylhydrazide

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With hydrogenchloride Heating;
triethyloxonium fluoroborate
368-39-8

triethyloxonium fluoroborate

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With 1,2-di(benzylidene)hydrazine
acetaldazine
592-56-3

acetaldazine

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With sodium tetrahydroborate
diethylamine
109-89-7

diethylamine

chloroamine

chloroamine

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
ethylamine
75-04-7

ethylamine

O-amino-sulfuric acid

O-amino-sulfuric acid

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
ethylamine
75-04-7

ethylamine

O-sulfo-hydroxylamine

O-sulfo-hydroxylamine

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With potassium hydroxide
N'-ethyl-hydrazidosulfuric acid

N'-ethyl-hydrazidosulfuric acid

acid

acid

A

ethylhydrazine
624-80-6

ethylhydrazine

B

sulfuric acid
7664-93-9

sulfuric acid

Conditions
ConditionsYield
hydrogenchloride
7647-01-0

hydrogenchloride

2,4-diethyl semicarbazide
49540-33-2

2,4-diethyl semicarbazide

A

ethylhydrazine
624-80-6

ethylhydrazine

B

carbon dioxide
124-38-9

carbon dioxide

C

ethylamine
75-04-7

ethylamine

Conditions
ConditionsYield
ethanol
64-17-5

ethanol

chloroethane
75-00-3

chloroethane

hydrazine
302-01-2

hydrazine

A

ethylhydrazine
624-80-6

ethylhydrazine

B

N.N-diethyl-hydrazine

N.N-diethyl-hydrazine

C

N.N.N'-triethyl-hydrazine

N.N.N'-triethyl-hydrazine

Conditions
ConditionsYield
at 150℃; im Stahlautoklaven erfolgt Zersetzung;
ethanol
64-17-5

ethanol

N-ethyl-N-nitroso-N'-phenyl-urea
54680-35-2

N-ethyl-N-nitroso-N'-phenyl-urea

acetic acid
64-19-7

acetic acid

zinc

zinc

A

ethylhydrazine
624-80-6

ethylhydrazine

B

carbon dioxide
124-38-9

carbon dioxide

C

aniline
62-53-3

aniline

D

N-ethyl-N'-phenyl-urea

N-ethyl-N'-phenyl-urea

Conditions
ConditionsYield
und Erhitzen des erhaltenen 2-Aethyl-4-phenyl-harnstoffs mit rauchender Salzsaeure auf 100grad;
N'-ethyl-hydrazidosulfuric acid ; potassium salt

N'-ethyl-hydrazidosulfuric acid ; potassium salt

acid

acid

A

ethylhydrazine
624-80-6

ethylhydrazine

B

sulfuric acid
7664-93-9

sulfuric acid

Conditions
ConditionsYield
2-ethyl-4-phenyl semicarbazide

2-ethyl-4-phenyl semicarbazide

diluted acid

diluted acid

A

ethylhydrazine
624-80-6

ethylhydrazine

B

phenyl isocyanate
103-71-9

phenyl isocyanate

Conditions
ConditionsYield
2-ethyl-4-phenyl thiosemicarbazide
380342-72-3

2-ethyl-4-phenyl thiosemicarbazide

diluted mineral acid

diluted mineral acid

A

ethylhydrazine
624-80-6

ethylhydrazine

B

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

Conditions
ConditionsYield
N,N'-diethyl-N-nitroso-N'-phenyl-hydrazine

N,N'-diethyl-N-nitroso-N'-phenyl-hydrazine

acetic acid
64-19-7

acetic acid

zinc dust

zinc dust

A

ethylhydrazine
624-80-6

ethylhydrazine

B

N-ethyl-N-phenylamine
103-69-5

N-ethyl-N-phenylamine

Conditions
ConditionsYield
ethanol
64-17-5

ethanol

3-ethyl-1-phenyl-tetraz-1-ene

3-ethyl-1-phenyl-tetraz-1-ene

acetic acid
64-19-7

acetic acid

zinc

zinc

A

ethylhydrazine
624-80-6

ethylhydrazine

B

phenylhydrazine
100-63-0

phenylhydrazine

Conditions
ConditionsYield
3-ethyl-1-phenyl-tetraz-1-ene

3-ethyl-1-phenyl-tetraz-1-ene

acid

acid

A

ethylhydrazine
624-80-6

ethylhydrazine

B

phenol
108-95-2

phenol

C

nitrogen

nitrogen

Conditions
ConditionsYield
N-Ethylurea
625-52-5

N-Ethylurea

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With hydrogenchloride; sodium perchlorate; chloramine-B; ruthenium trichloride at 30℃; Kinetics; Further Variations:; pH-values; reag. conc.;
ethylhydrazine oxalic acid salt
6629-60-3

ethylhydrazine oxalic acid salt

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With sodium hydroxide In water pH=9.5;
N-benzyloxycarbonyl-N'-ethylhydrazine

N-benzyloxycarbonyl-N'-ethylhydrazine

ethylhydrazine
624-80-6

ethylhydrazine

Conditions
ConditionsYield
With palladium on activated charcoal; hydrogen In methanol at 20℃; for 3h;
ethylhydrazine
624-80-6

ethylhydrazine

2,2-dimethyl-5-(1-hydroxy-3-oxobutylidene)-1,3-dioxane-4,6-dione
84257-12-5

2,2-dimethyl-5-(1-hydroxy-3-oxobutylidene)-1,3-dioxane-4,6-dione

5-(2-ethyl-5-methyl-2H-pyrazol-3-yl)-2,2-dimethyl-[1,3]dioxane-4,6-dione
955403-34-6

5-(2-ethyl-5-methyl-2H-pyrazol-3-yl)-2,2-dimethyl-[1,3]dioxane-4,6-dione

Conditions
ConditionsYield
With triethylamine In methanol at 0 - 60℃; for 1.75h;100%
With triethylamine In methanol at 60℃;
(3Z)-3-(4-methoxyphenylmethylidene)-2-benzofuran-1(3H)-one
71126-50-6

(3Z)-3-(4-methoxyphenylmethylidene)-2-benzofuran-1(3H)-one

ethylhydrazine
624-80-6

ethylhydrazine

2-ethyl-4-(4-methoxy-benzyl)-2H-phthalazin-1-one

2-ethyl-4-(4-methoxy-benzyl)-2H-phthalazin-1-one

Conditions
ConditionsYield
99%
ethylhydrazine
624-80-6

ethylhydrazine

2-oxopropanal
78-98-8

2-oxopropanal

2-oxopropanal ethylhydrazone

2-oxopropanal ethylhydrazone

Conditions
ConditionsYield
In methanol; water at 0 - 20℃; for 2.75h;99%
2-(hydroxymethyl)indole
24621-70-3

2-(hydroxymethyl)indole

ethylhydrazine
624-80-6

ethylhydrazine

dimethyl sulfoxide
67-68-5

dimethyl sulfoxide

C12H14N2

C12H14N2

Conditions
ConditionsYield
With sodium hypochlorite; salicylic acid at 80℃; for 18h; pH=3-4; Concentration; Temperature; Reagent/catalyst;98.2%
ethylhydrazine
624-80-6

ethylhydrazine

5,8-dichloro-2,3-diacyanoquinoxaline
1140899-25-7

5,8-dichloro-2,3-diacyanoquinoxaline

3-amino-5,8-dichloro-1-ethylflavazole
1311965-22-6

3-amino-5,8-dichloro-1-ethylflavazole

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃;96%
ethyl 2-(ethoxymethylidene)-4,4,4-trifluoro-3-oxobutanoate
571-55-1

ethyl 2-(ethoxymethylidene)-4,4,4-trifluoro-3-oxobutanoate

ethylhydrazine
624-80-6

ethylhydrazine

ethyl 1-ethyl-3-trifluoromethylpyrazole-4-carboxylate
155377-12-1

ethyl 1-ethyl-3-trifluoromethylpyrazole-4-carboxylate

Conditions
ConditionsYield
In water; toluene at 5℃; for 4h;95.3%
(E/Z)-ethyl 2-(ethoxymethylene)-4,4-difluoro-3-oxobutanoate

(E/Z)-ethyl 2-(ethoxymethylene)-4,4-difluoro-3-oxobutanoate

ethylhydrazine
624-80-6

ethylhydrazine

ethyl 1-ethyl-3-difluoromethylpyrazole-4-carboxylate

ethyl 1-ethyl-3-difluoromethylpyrazole-4-carboxylate

Conditions
ConditionsYield
In water; toluene at 5℃; for 4h;95.1%
ethylhydrazine
624-80-6

ethylhydrazine

2-chloro-quinoline-4-carboxylic acid (2,4-dimethyl-phenyl)-amide

2-chloro-quinoline-4-carboxylic acid (2,4-dimethyl-phenyl)-amide

2-(N'-ethyl-hydrazino)-quinoline-4-carboxylic acid (2,4-dimethyl-phenyl)-amide

2-(N'-ethyl-hydrazino)-quinoline-4-carboxylic acid (2,4-dimethyl-phenyl)-amide

Conditions
ConditionsYield
In 1,4-dioxane for 2h; Substitution; Heating;92%
ethylhydrazine
624-80-6

ethylhydrazine

1,5-dimethyl-4-(2-oxo-5-phenyl-3-furanylideneamino)-2-phenyl-1,2-dihydro-3-pyrazolone

1,5-dimethyl-4-(2-oxo-5-phenyl-3-furanylideneamino)-2-phenyl-1,2-dihydro-3-pyrazolone

4-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-ylimino)-6-phenyl-1-ethyl-1,4-dihydro-2H-pyridazin-3-one

4-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-ylimino)-6-phenyl-1-ethyl-1,4-dihydro-2H-pyridazin-3-one

Conditions
ConditionsYield
In toluene92%
(Z)-3-(4-methylsulfanylbenzylidene)isobenzofuran-1-one

(Z)-3-(4-methylsulfanylbenzylidene)isobenzofuran-1-one

ethylhydrazine
624-80-6

ethylhydrazine

2-ethyl-4-(4-methylsulfanyl-benzyl)-2H-phthalazin-1-one

2-ethyl-4-(4-methylsulfanyl-benzyl)-2H-phthalazin-1-one

Conditions
ConditionsYield
92%
ethylhydrazine
624-80-6

ethylhydrazine

4-Methoxy-8-hydroxynaphthyl methyl ketone
64725-91-3

4-Methoxy-8-hydroxynaphthyl methyl ketone

1-ethyl-3-methyl-6-methoxy-1H-1,2-diazaphenalene
310447-14-4

1-ethyl-3-methyl-6-methoxy-1H-1,2-diazaphenalene

Conditions
ConditionsYield
In ethanol for 2.5h; Reflux;92%
ethylhydrazine
624-80-6

ethylhydrazine

podofilox
518-28-5

podofilox

podophyllinic acid ethylhydrazide

podophyllinic acid ethylhydrazide

Conditions
ConditionsYield
With acetic acid In methanol for 6h; Reflux;92%
ethylhydrazine
624-80-6

ethylhydrazine

(+)-(1S,3R)-2,2-dimethyl-3-(2-acetyl-3-oxobutyl)cyclopropanecarboxylic acid methyl ester
52528-09-3

(+)-(1S,3R)-2,2-dimethyl-3-(2-acetyl-3-oxobutyl)cyclopropanecarboxylic acid methyl ester

methyl 1S-cis-2,2-dimethyl-3-<(1-ethyl-3,5-dimethyl-4-pyrazolyl)methyl>cyclopropanecarboxylate
124434-71-5

methyl 1S-cis-2,2-dimethyl-3-<(1-ethyl-3,5-dimethyl-4-pyrazolyl)methyl>cyclopropanecarboxylate

Conditions
ConditionsYield
In ethanol at 78℃; for 10h;91%
With aluminum oxide at 20℃; for 5h;91%
With aluminum oxide In ethanol for 0.5h; Irradiation;91%
ethylhydrazine
624-80-6

ethylhydrazine

2,2-dichlorovinyl 4-nitrophenyl ketone
41501-63-7

2,2-dichlorovinyl 4-nitrophenyl ketone

5-chloro-1-ethyl-3-(4-nitrophenyl)-1H-pyrazole

5-chloro-1-ethyl-3-(4-nitrophenyl)-1H-pyrazole

Conditions
ConditionsYield
With triethylamine In diethyl ether91%
With triethylamine In ethanol for 4h;91%
With triethylamine In ethanol for 3h;91%
ethylhydrazine
624-80-6

ethylhydrazine

2-chloro-3-(β-p-methylbenzoylethyl)naphtho<1,2-d>imidazole
79509-57-2

2-chloro-3-(β-p-methylbenzoylethyl)naphtho<1,2-d>imidazole

11-Ethyl-9-p-tolyl-8,11-dihydro-7H-6b,10,11,12-tetraaza-naphtho[2,1-a]azulene
79509-56-1

11-Ethyl-9-p-tolyl-8,11-dihydro-7H-6b,10,11,12-tetraaza-naphtho[2,1-a]azulene

Conditions
ConditionsYield
In N,N-dimethyl-formamide Heating;90%
ethylhydrazine
624-80-6

ethylhydrazine

chloromethyl β,β-dichlorovinyl ketone
41501-60-4

chloromethyl β,β-dichlorovinyl ketone

1-ethyl-3-chloromethyl-5-chloropyrazole

1-ethyl-3-chloromethyl-5-chloropyrazole

Conditions
ConditionsYield
With triethylamine In diethyl ether90%
3-(dimethylamino)-1-(4-fluorophenyl)prop-2-en-1-one
75175-77-8

3-(dimethylamino)-1-(4-fluorophenyl)prop-2-en-1-one

ethylhydrazine
624-80-6

ethylhydrazine

1-ethyl-5-(4-fluorophenyl)-1H-pyrazole
689251-76-1

1-ethyl-5-(4-fluorophenyl)-1H-pyrazole

Conditions
ConditionsYield
With triethylamine; trifluoroacetic acid In isopropyl alcohol at 80℃; for 7h;90%
ethylhydrazine
624-80-6

ethylhydrazine

p-fluorobenzoylacetone
29681-98-9

p-fluorobenzoylacetone

1-ethyl-5-(4-fluorophenyl)-3-methyl-1H-pyrazole
1221503-16-7

1-ethyl-5-(4-fluorophenyl)-3-methyl-1H-pyrazole

Conditions
ConditionsYield
With triethylamine; trifluoroacetic acid In isopropyl alcohol at 80℃; for 1h;90%
ethylhydrazine
624-80-6

ethylhydrazine

3-(ethylthio)-3-(1-methyl-1H-indol-3-yl)-1-phenylprop-2-en-1-one

3-(ethylthio)-3-(1-methyl-1H-indol-3-yl)-1-phenylprop-2-en-1-one

3-(1-ethyl-3-phenyl-1H-pyrazol-5-yl)-1-methyl-1H-indole

3-(1-ethyl-3-phenyl-1H-pyrazol-5-yl)-1-methyl-1H-indole

Conditions
ConditionsYield
With acetic acid In ethanol Reflux; regioselective reaction;90%
ethylhydrazine
624-80-6

ethylhydrazine

4-Hydroxy-4-methyl-2-pentanone
123-42-2

4-Hydroxy-4-methyl-2-pentanone

Diacetone alcohol monoethylhydrazone
84646-08-2

Diacetone alcohol monoethylhydrazone

Conditions
ConditionsYield
In benzene 1) mixing below 15 deg C, 2) room temp., 1 h.;89%
ethylhydrazine
624-80-6

ethylhydrazine

1,1,1-trifluoro-4-phenylbut-3-yn-2-one
58518-08-4

1,1,1-trifluoro-4-phenylbut-3-yn-2-one

1-ethyl-5-phenyl-3-trifluoromethyl-1H-pyrazole

1-ethyl-5-phenyl-3-trifluoromethyl-1H-pyrazole

Conditions
ConditionsYield
With silver trifluoromethanesulfonate In chloroform at 20℃; for 1h; Sealed tube; regioselective reaction;89%
ethylhydrazine
624-80-6

ethylhydrazine

1,1,1-trifluoro-4,4-dibromo-3-buten-2-one
444797-09-5

1,1,1-trifluoro-4,4-dibromo-3-buten-2-one

5-bromo-1-ethyl-3-trifluoromethyl-1H-pyrazole

5-bromo-1-ethyl-3-trifluoromethyl-1H-pyrazole

Conditions
ConditionsYield
With triethylamine In diethyl ether88%
In diethyl ether Heating;85%
With triethylamine In ethanol for 3h; Reflux; chemoselective reaction;49%
ethylhydrazine
624-80-6

ethylhydrazine

N,N-dimethyl-formamide dimethyl acetal
4637-24-5

N,N-dimethyl-formamide dimethyl acetal

6-bromo-1-methyl-2,2-dioxo-2,3-dihydro-1H-2λ(6)-benzo[c][1,2]thiazin-4-one
13568-96-2

6-bromo-1-methyl-2,2-dioxo-2,3-dihydro-1H-2λ(6)-benzo[c][1,2]thiazin-4-one

8-bromo-1-ethyl-5-methyl-1,5-dihydropyrazolo[4,3-c][2,1]benzothiazine 4,4-dioxide
1427565-01-2

8-bromo-1-ethyl-5-methyl-1,5-dihydropyrazolo[4,3-c][2,1]benzothiazine 4,4-dioxide

Conditions
ConditionsYield
Stage #1: N,N-dimethyl-formamide dimethyl acetal; 6-bromo-1-methyl-2,2-dioxo-2,3-dihydro-1H-2λ(6)-benzo[c][1,2]thiazin-4-one In tetrahydrofuran at 0 - 20℃; for 3h;
Stage #2: ethylhydrazine In ethanol for 0.5h; Reflux;
88%
ethylhydrazine
624-80-6

ethylhydrazine

2-Chloro-quinoline-4-carboxylic acid (2,4-dichloro-phenyl)-amide
137522-61-3

2-Chloro-quinoline-4-carboxylic acid (2,4-dichloro-phenyl)-amide

2-(N'-ethyl-hydrazino)-quinoline-4-carboxylic acid (2,4-dichloro-phenyl)-amide

2-(N'-ethyl-hydrazino)-quinoline-4-carboxylic acid (2,4-dichloro-phenyl)-amide

Conditions
ConditionsYield
In 1,4-dioxane for 2h; Substitution; Heating;87%
3-chloroquinoxaline 1-oxide
5227-59-8

3-chloroquinoxaline 1-oxide

ethylhydrazine
624-80-6

ethylhydrazine

3-(1-ethylhydrazino)quinoxaline 1-oxide
308798-29-0

3-(1-ethylhydrazino)quinoxaline 1-oxide

Conditions
ConditionsYield
With triethylamine In ethanol for 1h; Condensation; Heating;87%
2-chloro-3-pyridinecarbonitrile
6602-54-6

2-chloro-3-pyridinecarbonitrile

ethylhydrazine
624-80-6

ethylhydrazine

1-ethyl-1H-pyrazolo[3,4-b]pyridin-3-ylamine

1-ethyl-1H-pyrazolo[3,4-b]pyridin-3-ylamine

Conditions
ConditionsYield
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In N,N-dimethyl-formamide at 60℃; for 12h;86%
ethylhydrazine
624-80-6

ethylhydrazine

salicylaldehyde
90-02-8

salicylaldehyde

Salicylaldehyde monoethyl hydrazone
84646-18-4

Salicylaldehyde monoethyl hydrazone

Conditions
ConditionsYield
In benzene 1) mixing below 15 deg C, 2) room temp., 1 h.;85%
ethylhydrazine
624-80-6

ethylhydrazine

4-Nitro-benzoic acid 2-(2-oxo-propyl)-phenyl ester

4-Nitro-benzoic acid 2-(2-oxo-propyl)-phenyl ester

2-[1-Ethyl-3-methyl-5-(4-nitro-phenyl)-1H-pyrazol-4-yl]-phenol

2-[1-Ethyl-3-methyl-5-(4-nitro-phenyl)-1H-pyrazol-4-yl]-phenol

Conditions
ConditionsYield
With acetic acid In ethylene glycol for 0.333333h; Heating;85%
ethylhydrazine
624-80-6

ethylhydrazine

2-Chloro-quinoline-4-carboxylic acid (2,5-dimethyl-phenyl)-amide

2-Chloro-quinoline-4-carboxylic acid (2,5-dimethyl-phenyl)-amide

2-(N'-Ethyl-hydrazino)-quinoline-4-carboxylic acid (2,5-dimethyl-phenyl)-amide

2-(N'-Ethyl-hydrazino)-quinoline-4-carboxylic acid (2,5-dimethyl-phenyl)-amide

Conditions
ConditionsYield
In 1,4-dioxane for 2h; Heating;85%
ethylhydrazine
624-80-6

ethylhydrazine

(2-chloroquinolin-4-yl)(piperidin-1-yl)methanone
135323-96-5

(2-chloroquinolin-4-yl)(piperidin-1-yl)methanone

[2-(N'-ethyl-hydrazino)-quinolin-4-yl]-piperidin-1-yl-methanone

[2-(N'-ethyl-hydrazino)-quinolin-4-yl]-piperidin-1-yl-methanone

Conditions
ConditionsYield
In 1,4-dioxane for 2h; Substitution; Heating;85%

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