CAS No.5281-20-9,acetone hydrazone Suppliers

Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for the fine chemicals, ph

Acetone hydrazone

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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

2-Propanone, hydrazone(9CI)

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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

acetone hydrazone

Cas:5281-20-9

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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

2-Propanone, hydrazone(9CI)

Cas:5281-20-9

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Antimex Chemical Limied

hight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents

2-Propanone, hydrazone(9CI)

Cas:5281-20-9

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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

5281-20-9

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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 acetone hydrazone, CAS:5281-20-9 with the most competitive price and the best quality

acetone hydrazone

Cas:5281-20-9

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shanghai hekang chemical co.ltd

5281-20-9

Cas:5281-20-9

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Synthetic route

: 67-64-1
acetone

: 5281-20-9
acetone hydrazone

Conditions

Conditions	Yield
With barium(II) oxide; hydrazine In methanol at -5 - 20℃;	89%
With hydrazine hydrate; barium(II) oxide
With hydrazine

: 127-06-0
acetone oxime

: 5281-20-9
acetone hydrazone

Conditions

Conditions	Yield
With hydrazine hydrate

: 627-70-3
propan-2-one azine

: 5281-20-9
acetone hydrazone

Conditions

Conditions	Yield
With hydrazine at 100℃;
With hydrazine at 100℃; for 16h; Inert atmosphere; Schlenk technique;
With hydrazine at 100℃; for 16h; Inert atmosphere;

: 1752-30-3
Acetone thiosemicarbazone

: 5281-20-9
acetone hydrazone

Conditions

Conditions	Yield
With potassium bromate; perchloric acid In water; acetic acid at 19.9℃; Rate constant; Kinetics; Thermodynamic data; E(a), ΔH(excit.), ΔS(excit.), ΔG(excit.); var. reagent concentrations, var. pH values;

: 7803-57-8
hydrazine hydrate

: 67-64-1
acetone

: 5281-20-9
acetone hydrazone

: 302-01-2
hydrazine

: 627-70-3
propan-2-one azine

: 5281-20-9
acetone hydrazone

Conditions

Conditions	Yield
at 100℃;

: 7647-01-0
hydrogenchloride

: 627-70-3
propan-2-one azine

A: 5281-20-9
acetone hydrazone

B: 67-64-1
acetone

C: 302-01-2
hydrazine

Conditions

Conditions	Yield
at 15℃; Gleichgewicht;pH=4.60 bis 5.35;
at 20℃; Gleichgewicht;pH=4.60 bis 5.35;

...Expand

: 302-01-2
hydrazine

: 127-06-0
acetone oxime

: 5281-20-9
acetone hydrazone

: 3-amino-5-hydrazinopyrazole dihydrochloride

: 67-64-1
acetone

: 93-91-4
1-phenylbutan-1,3-dione

A: 5281-20-9
acetone hydrazone

B: 1192571-44-0
2-(3'-methyl-5'-phenylpyrazol-1'-yl)-5-methyl-7-phenylpyrazolo[1,5-a]pyrimidine

C: 56426-41-6
3-methyl-5-phenylpyrazole

Conditions

Conditions	Yield
In water for 4h; Reflux; regioselective reaction;	A 60 %Spectr. B 8 %Spectr. C 32 %Spectr.

...Expand

: 463-49-0
1,2-propanediene

A: 5281-20-9
acetone hydrazone

B: 7422-78-8
allylhydrazine

Conditions

Conditions	Yield
With C24H20B(1-)C27H39AuClNK(1+); hydrazine at 130℃; for 14h; Inert atmosphere;

: 5281-20-9
acetone hydrazone

: 617-52-7
Dimethyl itaconate

: 205320-55-4
methyl 2,2-dimethyl-1-methoxycarbonylmethylcyclopropane-1-carboxylate

Conditions

Conditions	Yield
With iodosylbenzene In ethyl acetate at 20℃; for 1h; Green chemistry;	100%

: 5281-20-9
acetone hydrazone

: 105-16-8
2-(diethylamino)ethyl methacrylate

: C13H25NO2

Conditions

Conditions	Yield
With iodosylbenzene In ethyl acetate at 20℃; for 1h; Green chemistry;	100%

: 5281-20-9
acetone hydrazone

: 73908-43-7
2-acetylamino-acrylic acid benzyl ester

: (±)-benzyl 1-acetamido-2,2-dimethylcyclopropane-1-carboxylate

Conditions

Conditions	Yield
With iodosylbenzene In ethyl acetate at 20℃; for 1h; Green chemistry;	100%

: 5281-20-9
acetone hydrazone

: C22H23NO4

: C25H29NO4

Conditions

Conditions	Yield
With iodosylbenzene In dichloromethane at 20℃; for 1h; Green chemistry;	100%

: 36044-49-2
methyl 2H-1-benzopyran-3-carboxylate

: 5281-20-9
acetone hydrazone

: C14H16O3

Conditions

Conditions	Yield
With iodosylbenzene In ethyl acetate at 20℃; for 1h; Green chemistry;	100%

: 57543-66-5
2H-chromene-3-carbonitrile

: 5281-20-9
acetone hydrazone

: C13H13NO

Conditions

Conditions	Yield
With iodosylbenzene In ethyl acetate at 20℃; for 1h; Green chemistry;	100%

: 5281-20-9
acetone hydrazone

: 21259-42-7
methyl 2-oxo-2H-chromene-3-carboxylate

: C14H14O4

Conditions

Conditions	Yield
With iodosylbenzene In dichloromethane at 20℃; for 1h; Green chemistry;	100%

: 5281-20-9
acetone hydrazone

: 97-86-9
Isobutyl methacrylate

: (±)-isobutyl 1,2,2-trimethylcyclopropane-1-carboxylate

Conditions

Conditions	Yield
With iodosylbenzene In ethyl acetate at 20℃; for 1h; Solvent; Temperature; Green chemistry;	100%

: 5281-20-9
acetone hydrazone

: 6702-95-0
ethyl 5‐chloro‐1,2,3‐thiadiazole‐4‐carboxylate

: 4-ethoxycarbonyl-5-isopropylidenehydrazino-1,2,3-thiadiazole

Conditions

Conditions	Yield
In ethanol for 2h; Heating;	98%

: 5281-20-9
acetone hydrazone

: 571-55-1
ethyl 2-(ethoxymethylidene)-4,4,4-trifluoro-3-oxobutanoate

: 141573-95-7
ethyl 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylate

Conditions

Conditions	Yield
In acetonitrile at 20℃; for 1.08333h;	94%

: 5281-20-9
acetone hydrazone

: 659-85-8
benzvalene

: 77429-81-3
3,3-dimethyl-cis-3,3a,4,5,6,6a-hexahydro-4,5,6-methanocyclopentapyrazole

Conditions

Conditions	Yield
With potassium hydroxide; mercury(II) oxide In diethyl ether at 20℃; for 15h;	93%

: 5281-20-9
acetone hydrazone

: 64837-51-0
5-chloro-1,2,3-thiadiazole-4-carboxamide

: 4-carbamoyl-5-isopropylidenehydrazino-1,2,3-thiadiazole

Conditions

Conditions	Yield
In ethanol for 2h; Heating;	92%

: 5281-20-9
acetone hydrazone

: (η(5)-C5Me5)2IrRh(μ(2)-CO)2

: (μ-2-propylidene){carbonyl{carbonyl(η5-pentamethylcyclopentadienyl)rhodio}(η5-pentamethylcyclopentadienyl)iridium(Rh-Ir)}

Conditions

Conditions	Yield
With MnO2 In tetrahydrofuran byproducts: N2; THF soln. of RhIr-complex was treated with an excess of Me2C=NNH2 under N2 atmosphere (Schlenk techniques), at 45°C activated MnO2 was added, mixt. was stirred for ca. 30 min; evapd., residue was taken up in hexane, filtered, filtrate concd., chromd. on a column with silylated SiO2 (N2, -20°C, eluent petroleum ether); elem. anal.;	92%

: 5281-20-9
acetone hydrazone

: methyl-1-(methylthio)ethylamine hydriodide

: 80578-46-7
C6H13N3*HI

Conditions

Conditions	Yield
In methanol Ambient temperature; 1.) 0 deg C, 2 h; 2.) room temperature, 24 h;	87%

: 5281-20-9
acetone hydrazone

: 155333-82-7
3-Chloro-4-(3,3,6,6-tetramethyl-1,8-dioxo-2,3,4,5,6,7,8,9-octahydro-1H-xanthen-9-yl)-benzenesulfonyl chloride

: C26H31ClN2O5S

Conditions

Conditions	Yield
In methanol Ambient temperature;	86%

: 5281-20-9
acetone hydrazone

: 2343-89-7
methyl 2-fluoroprop-2-enoate

: (±)-methyl 1-fluoro-2,2-dimethylcyclopropane-1-carboxylate

Conditions

Conditions	Yield
With iodosylbenzene In dichloromethane at 20℃; for 1h; Green chemistry;	86%

: 5281-20-9
acetone hydrazone

: 126-98-7
methacrylonitrile

: 98431-47-1
1,1,2-trimethyl-cyclopropanecarbonitrile

Conditions

Conditions	Yield
With iodosylbenzene In dichloromethane at 20℃; for 1h; Green chemistry;	84%

: 5281-20-9
acetone hydrazone

: 109308-73-8
ethyl ester of 2-(5-nitro-2,4-dichlorobenzoyl)-3-ethoxyacrylic acid

: 109308-81-8
2-(2,4-Dichlor-5-nitrobenzoyl)-3-(isopropylidenhydrazino)acrylsaeure-ethylester

Conditions

Conditions	Yield
In ethanol for 0.5h; Ambient temperature;	80%

: 5281-20-9
acetone hydrazone

: 498-66-8
norbornene

: 124345-61-5
(3aR,4S,7R,7aS)-3,3-Dimethyl-3a,4,5,6,7,7a-hexahydro-3H-4,7-methano-indazole

Conditions

Conditions	Yield
With potassium hydroxide; mercury(II) oxide In diethyl ether at 20℃; for 15h;	79%

: 5281-20-9
acetone hydrazone

: 886-66-8
1,4-diphenyl-1,3-butadiyne

A: 140173-58-6
3,3-dimethyl-4-phenyl-5-phenylethynyl-3H-pyrazole

B: 140173-57-5
3,3-dimethyl-5-phenyl-4-(phenylethynyl)-3H-pyrazole

C: 140173-59-7
3,3,3',3'-tetramethyl-4',5'-diphenyl-4,5'-bi-3H-pyrazolyl

Conditions

Conditions	Yield
With potassium hydroxide; mercury(II) oxide In diethyl ether 1.) reflux, 2 h, 2.) 0 deg C, 2 d;	A 2% B 76% C 8%
With potassium hydroxide; mercury(II) oxide In diethyl ether 1.) 2h, 2.) 0 deg C, 2d;	A 2% B 76% C 8%
With potassium hydroxide; mercury(II) oxide In diethyl ether 1.) reflux, 2 h, 2.) 0 deg C, 2 d;	A 11% B 25% C 58%
With potassium hydroxide; mercury(II) oxide In diethyl ether 1.) 2h, 2.) 0 deg C, 2d;	A 11% B 25% C 58%

...Expand

: 5281-20-9
acetone hydrazone

: 118429-10-0
C9H8BrClN2O2

: C12H15BrN4O2

Conditions

Conditions	Yield
With triethylamine In tetrahydrofuran Ambient temperature;	74%

: 5281-20-9
acetone hydrazone

: 67-64-1
acetone

: 557-93-7
2-bromoprop-1-ene

Conditions

Conditions	Yield
Stage #1: acetone With magnesium sulfate; hydrazine hydrate In methanol at 20℃; Stage #2: acetone hydrazone With pyridine; N-Bromosuccinimide In dichloromethane at -10 - 0℃;	74%

: 5281-20-9
acetone hydrazone

: 33101-97-2
C14H11Cl2N3O

: 1-(4-chlorophenyl)-6,6-dimethyl-3-phenylaminocarbonyl-1,2,4,5-tetraaza-2,5-pentadiene

Conditions

Conditions	Yield
With triethylamine In tetrahydrofuran at -5 - 20℃;	71%

: 5281-20-9
acetone hydrazone

: 1600-27-7
mercury(II) diacetate

: 1-Acetoxy-1-methylethyl-quecksilberchlorid

Conditions

Conditions	Yield
With potassium chloride; mercury(II) oxide In 1,4-dioxane the hydrazone was dissolved in the suspension of Hg(OAc)2 and HgO in dioxane, after cooling to room temp. the solvent was distd. in vac., and the residue was dissolved in CH2Cl2 and was added to 10 % KCl soln.; aq. phase was extd. with CH2Cl2, combined organic phases washed with water, dried over MgSO4, CH2Cl2 was distd., crystn., elem. anal.;	71%

Yield

With potassium chloride; mercury(II) oxide In 1,4-dioxane the hydrazone was dissolved in the suspension of Hg(OAc)2 and HgO in dioxane, after cooling to room temp. the solvent was distd. in vac., and the residue was dissolved in CH2Cl2 and was added to 10 % KCl soln.; aq. phase was extd. with CH2Cl2, combined organic phases washed with water, dried over MgSO4, CH2Cl2 was distd., crystn., elem. anal.;

71%

: 5281-20-9
acetone hydrazone

: 67-64-1
acetone

: 557-98-2
2-chloropropene

Conditions

Conditions	Yield
Stage #1: acetone With magnesium sulfate; hydrazine hydrate at 20℃; Stage #2: acetone hydrazone With N-chloro-succinimide In dichloromethane at -10 - 0℃;	71%

: 5281-20-9
acetone hydrazone

: 18247-78-4
2-oxo-N-(4-chlorophenyl)propanehydrazonoyl chloride

: C12H15ClN4O

Conditions

Conditions	Yield
With triethylamine In tetrahydrofuran Ambient temperature;	70%

: 5281-20-9
acetone hydrazone

: 762-42-5
dimethyl acetylenedicarboxylate

: 13566-26-2
dimethyl 3,3-dimethyl-3H-pyrazole-4,5-dicarboxylate

Conditions

Conditions	Yield
Stage #1: acetone hydrazone With iodosylbenzene In dichloromethane at -20℃; for 0.0833333h; Stage #2: dimethyl acetylenedicarboxylate In dichloromethane	69%

: 5281-20-9
acetone hydrazone

: 140173-57-5
3,3-dimethyl-5-phenyl-4-(phenylethynyl)-3H-pyrazole

: 140173-59-7
3,3,3',3'-tetramethyl-4',5'-diphenyl-4,5'-bi-3H-pyrazolyl

Conditions

Conditions	Yield
With potassium hydroxide; mercury(II) oxide In diethyl ether	67%
With potassium hydroxide; mercury(II) oxide In diethyl ether at 0℃;	67%

: 5281-20-9
acetone hydrazone

: 5-(3-isothiocyanatophenyl)-1,3,4-oxadiazole-2-thiol

: 1350301-94-8
N-(3-(5-mercapto-1,3,4-oxadiazol-2-yl)phenyl)-2-(propan-2-ylidene)hydrazinocarbothioamide

Conditions

Conditions	Yield
In benzene for 3h; Reflux;	67%

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Dayang Chem (Hangzhou) Co.,Ltd.

Shanghai Upbio Tech Co.,Ltd

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Shandong Mopai Biotechnology Co., LTD

Antimex Chemical Limied

Nanjing Chemlin Chemical Co., Ltd.

Finetech Industry Limited

shanghai hekang chemical co.ltd

Synthetic route

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