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1,2,3,9-Tetrahydro-4(H)-carbazol-4-one
Cas No: 15128-52-6
USD $ 3.0-3.0 / Kilogram 1 Kilogram 1-100 Metric Ton/Month Dayang Chem (Hangzhou) Co.,Ltd. Contact Supplier
High quality 1,2,3,9-Tetrahydro-4H-Carbazole-4-One? supplier in China
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1,2,3,4-Tetrahydro-4-oxo-carbazole
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1,2,3,9-tetrahydrocarbazol-4-one
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1,2,3,9-Tetrahydro-4H-Carbazol-4-One
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1,2,3,9-Tetrahydro-4(H)-carbazol-4-one / LIDE PHARMA- Factory supply / Best price
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1,2,3,4-Tetrahydro-4-oxo-carbazole/15128-52-6/CarvedilolIntermediate
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Pharmaceutical Grade CAS 15128-52-6 with competitive price
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1,2,3,9-Tetrahydro-4(H)-carbazol-4-one 15128-52-6
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1,2,3,9-Tetrahydro-4(H)-carbazol-4-one
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15128-52-6 Usage

Chemical Properties

White Powder

Uses

A carbazole derivative with antimycobacterial activity.
InChI:InChI=1/C12H11NO/c14-11-7-3-6-10-12(11)8-4-1-2-5-9(8)13-10/h1-2,4-5,13H,3,6-7H2

15128-52-6SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 10, 2017

Revision Date: Aug 10, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,2,3,9-Tetrahydro-4(H)-Carbazol-4-One

1.2 Other means of identification

Product number -
Other names 1,2,3,4-Tetrahydro-4-oxocarbazole

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:15128-52-6 SDS

15128-52-6Synthetic route

3-[(2-iodophenyl)amino]cyclohex-2-en-1-one
85239-68-5

3-[(2-iodophenyl)amino]cyclohex-2-en-1-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With tetrabutyl-ammonium chloride; sodium acetate; tris-(o-tolyl)phosphine; palladium diacetate In N,N-dimethyl-formamide at 100℃; for 0.5h; Heck reaction; Irradiation;95%
With potassium hydroxide; copper(l) iodide; L-proline In dimethyl sulfoxide at 90℃; for 24h;92%
With cyclodextrin-grafted silica-supported Pd nanoparticles at 100℃; for 1h; Heck Reaction; Green chemistry;85%
methyl 6-(2-nitrophenyl)-5-oxohexanoate
1172640-24-2

methyl 6-(2-nitrophenyl)-5-oxohexanoate

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With hydrogenchloride; iron In water at 110℃; for 0.333333h; Inert atmosphere;92%
1,2,3,4-tetrahydrocarbazole
942-01-8

1,2,3,4-tetrahydrocarbazole

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In tetrahydrofuran; water at 0℃;91%
With nitrosonium perchlorate In water; acetonitrile for 1h;79%
With 2,2,6,6-tetramethylpiperidine-1-oxoammonium tetrafluoroborate In water; acetonitrile for 1h; Mechanism; Product distribution; other indole derivatives and nitrosonium salts, var. solvents;71%
N-hydroxytetrahydro-4H-carbazol-4-one

N-hydroxytetrahydro-4H-carbazol-4-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With hydrogenchloride; titanium(III) chloride In acetone at 22℃; for 16h; Reagent/catalyst; Temperature; Solvent;91%
cyclohexane-1,3-dione monophenylhydrazone
128266-89-7

cyclohexane-1,3-dione monophenylhydrazone

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With trifluoroacetic acid In acetic acid for 3h; Heating;90%
3-amino-2-phenylcyclohex-2-en-1-one

3-amino-2-phenylcyclohex-2-en-1-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With bis-[(trifluoroacetoxy)iodo]benzene In dichloromethane at 20℃; for 0.5h; Cooling with ice;90%
C12H14N2O

C12H14N2O

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With trifluoroacetic acid for 24h; Reflux; Inert atmosphere;90%
1,2,3,4-tetrahydrocarbazole
942-01-8

1,2,3,4-tetrahydrocarbazole

A

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

B

1-oxo-2,3,4,9-tetrahydrocarbazole
3456-99-3

1-oxo-2,3,4,9-tetrahydrocarbazole

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In tetrahydrofuran; water at 0 - 20℃; for 5.5h;A 89%
B 2%
phenylhydrazine hydrochloride
59-88-1

phenylhydrazine hydrochloride

1,3-cylohexanedione
504-02-9

1,3-cylohexanedione

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With 1-(3-sulfopropyl)pyridinium p-toluenesulfonate In water at 100℃; for 0.25h;89%
Stage #1: phenylhydrazine hydrochloride; 1,3-cylohexanedione In acetonitrile at 80 - 85℃; Fischer Indole Synthesis;
Stage #2: With hydrogenchloride In water at 90 - 95℃; Fischer Indole Synthesis;
18%
4-(1H-indol-2-yl)butanoic acid
29873-09-4

4-(1H-indol-2-yl)butanoic acid

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With toluene-4-sulfonic acid In water; toluene for 12h; Reflux; Inert atmosphere;88%
3-hydroxy-2-(2-nitrophenyl)cyclohex-2-enone
138040-05-8

3-hydroxy-2-(2-nitrophenyl)cyclohex-2-enone

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With iron; acetic acid for 2.5h; Reflux;86%
2-(o-bromophenyl)cyclohexane-1,3-dione
134256-40-9

2-(o-bromophenyl)cyclohexane-1,3-dione

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; tetrakis(triphenylphosphine) palladium(0); <3THF*Mg2Cl2O*TiNCO> at 100℃; for 12h;85%
With tetrakis(triphenylphosphine) palladium(0); <3THF*Mg2Cl2O*TiNCO> In various solvent(s) at 100℃; for 12h; Heating;85%
3-phenylaminocyclohex-2-enone
24706-50-1

3-phenylaminocyclohex-2-enone

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With copper diacetate; palladium diacetate; potassium carbonate In N,N-dimethyl-formamide at 140℃; for 24h; Inert atmosphere;85%
With copper diacetate; palladium diacetate; potassium carbonate In N,N-dimethyl-formamide at 140℃; for 24h; Inert atmosphere;85%
With silver hexafluoroantimonate; [hydroxy(tosyloxy)iodo]benzene In 1,2-dichloro-ethane at 90℃; for 12h; Sealed tube;80%
2-(2-nitrophenyl)-1,3-cyclohexanedione

2-(2-nitrophenyl)-1,3-cyclohexanedione

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With carbon monoxide; 1,3-bis-(diphenylphosphino)propane; 1,10-phenanthroline hydrate; bis(dibenzylideneacetone)-palladium(0) In N,N-dimethyl-formamide at 100℃; under 4560 Torr; for 90h;83%
2-diazocyclopentanone
14088-61-0

2-diazocyclopentanone

2-aminobenzaldehyde
529-23-7

2-aminobenzaldehyde

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With dirhodium tetraacetate; diphenyl hydrogen phosphate In 1,2-dichloro-ethane at 80℃; Catalytic behavior; Reagent/catalyst; Solvent; Molecular sieve;83%
3-(2-bromoanilino)-cyclohex-2-en-1-one
68890-19-7

3-(2-bromoanilino)-cyclohex-2-en-1-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With triethylamine; tetrakis(triphenylphosphine) palladium(0) In ethanol at 80℃; for 48h; Product distribution / selectivity;82%
With copper(l) iodide; sodium hydride In N,N,N,N,N,N-hexamethylphosphoric triamide at 170℃; for 3h;80%
With N,N,N,N,N,N-hexamethylphosphoric triamide; tetrakis(triphenylphosphine) palladium(0); sodium hydrogencarbonate at 140℃; for 2h;77%
2′-nitro-4,5-dihydro-[1,1′-biphenyl]-2(3H)-one
176042-31-2

2′-nitro-4,5-dihydro-[1,1′-biphenyl]-2(3H)-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With hydrogenchloride; titanium(III) chloride In acetone at 22℃; for 16h;82%
With 1,10-Phenanthroline; carbon monoxide; 1,3-bis-(diphenylphosphino)propane; bis(dibenzylideneacetone)-palladium(0) In N,N-dimethyl-formamide at 80℃; under 4560 Torr;74%
With carbon monoxide; 1,3-bis-(diphenylphosphino)propane; 1,10-phenanthroline hydrate; bis(dibenzylideneacetone)-palladium(0) In N,N-dimethyl-formamide at 80℃; under 4560 Torr; for 24h;74%
Multi-step reaction with 2 steps
1: titanium(III) chloride; hydrogenchloride / acetone / 1 h / 22 °C
2: titanium(III) chloride; hydrogenchloride / acetone / 16 h / 22 °C
View Scheme
cyclohexane-1,3-dione monophenylhydrazone
27385-45-1

cyclohexane-1,3-dione monophenylhydrazone

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With trifluoroacetic acid for 16h; Heating;80%
With sulfuric acid at 0℃;30%
With sulfuric acid; water
C18H17INO(1+)*C7H7O3S(1-)

C18H17INO(1+)*C7H7O3S(1-)

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With silver hexafluoroantimonate In 1,2-dichloro-ethane at 90℃; for 5h; Sealed tube;77%
1,3-cylohexanedione
504-02-9

1,3-cylohexanedione

phenylhydrazine
100-63-0

phenylhydrazine

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With 1,3-bis(3-sulfopropyl)-1H-imidazol-3-ium hydrogensulfate In water at 100℃; for 4h; Fischer indole synthesis;70%
With trifluoroacetic acid at 140℃; for 0.166667h; Microwave irradiation;40%
With trifluoroacetic acid at 140℃; for 0.166667h; Fischer Indole Synthesis; Microwave irradiation;40%
cyclohexane-1,3-dione monophenylhydrazone
27385-45-1

cyclohexane-1,3-dione monophenylhydrazone

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With trifluoroacetic acid Heating;65%
With acetic acid; zinc(II) chloride for 4.5h; Heating;
2,2,2-Trifluoro-N-[2-(6-oxo-cyclohex-1-enyl)-phenyl]-acetamide
78839-84-6

2,2,2-Trifluoro-N-[2-(6-oxo-cyclohex-1-enyl)-phenyl]-acetamide

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With sodium hydroxide In tetrahydrofuran; methanol for 12h; Ambient temperature;61%
With sodium hydroxide In methanol for 12h; Ambient temperature;60%
3-methoxy-2-(2-nitrophenyl)-2-cyclohexen-1-one
176042-30-1

3-methoxy-2-(2-nitrophenyl)-2-cyclohexen-1-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With carbon monoxide; 1,3-bis-(diphenylphosphino)propane; 1,10-phenanthroline hydrate; bis(dibenzylideneacetone)-palladium(0) In N,N-dimethyl-formamide at 120℃; under 4560 Torr; for 96h;61%
3-bromo-2-cyclohexen-1-one
56671-81-9

3-bromo-2-cyclohexen-1-one

2-iodophenylamine
615-43-0

2-iodophenylamine

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
Stage #1: 3-bromo-2-cyclohexen-1-one; 2-iodophenylamine With copper(l) iodide; triethylamine In dimethyl sulfoxide at 60℃; for 2h; Ullmann-Goldberg Substitution;
Stage #2: With tris-(dibenzylideneacetone)dipalladium(0) In dimethyl sulfoxide at 120℃; for 24h;
60%
(1E)-1,3-cyclohexanedione 1-(phenylhydrazone)
903906-68-3

(1E)-1,3-cyclohexanedione 1-(phenylhydrazone)

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With trifluoroacetic acid at 20℃; for 8h; Heating / reflux;58%
cyclohexane-1,3-dione monophenylhydrazone

cyclohexane-1,3-dione monophenylhydrazone

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With sulfuric acid51%
6-Oxo-10-(2-aminomethyl)-6,7,8,9-tetrahydro-pyrido(1,2-a)indole
73554-47-9

6-Oxo-10-(2-aminomethyl)-6,7,8,9-tetrahydro-pyrido(1,2-a)indole

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
In methanol for 16h; Irradiation;44%
2-(2-nitrophenyl)-1,3-cyclohexanedione

2-(2-nitrophenyl)-1,3-cyclohexanedione

A

1,2,3,4-tetrahydrocarbazole
942-01-8

1,2,3,4-tetrahydrocarbazole

B

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In methanol at 20℃; under 760 Torr; for 2h;A 22%
B 43%
9-bromo-4,4-dimethyl-2-(naphthalen-1-yl)-4,5-dihydropyrrolo[2,3,4-kl]acridin-1(2H)-one
51409-83-7

9-bromo-4,4-dimethyl-2-(naphthalen-1-yl)-4,5-dihydropyrrolo[2,3,4-kl]acridin-1(2H)-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With sodium acetate; tetraphenyl phosphonium chloride; dichloro bis(acetonitrile) palladium(II) In N,N-dimethyl-formamide at 150℃; for 20h; Product distribution / selectivity;36%
3-[(2-fluorophenyl)amino]cyclohex-2-en-1-one
124907-00-2

3-[(2-fluorophenyl)amino]cyclohex-2-en-1-one

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
Stage #1: 3-[(2-fluorophenyl)amino]cyclohex-2-en-1-one With lithium diisopropyl amide In tetrahydrofuran; cyclohexane at 75℃; for 2.5h;
Stage #2: With acetic acid In tetrahydrofuran; cyclohexane at 20℃; for 0.5h;
33%
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

benzenesulfonyl chloride
98-09-9

benzenesulfonyl chloride

9-(phenylsulfonyl)-1,2,3,9-tetrahydro-4H-carbazol-4-one
104876-54-2

9-(phenylsulfonyl)-1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With dmap; triethylamine In dichloromethane at 20℃; for 16h; Inert atmosphere;98%
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In dichloromethane for 2h; Ambient temperature;62%
With sodium hydride 1.) DMF, 0 deg C, 2.) DMF, r.t., 3 h; Yield given. Multistep reaction;
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

benzyl bromide
100-39-0

benzyl bromide

9-phenylmethyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
41175-05-7

9-phenylmethyl-1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃;96%
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 2h;95%
With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃;95%
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

tert-butyl 4-oxo-1,2,3,4-tetrahydro-9H-carbazole-9-carboxylate
1451144-14-1

tert-butyl 4-oxo-1,2,3,4-tetrahydro-9H-carbazole-9-carboxylate

Conditions
ConditionsYield
With dmap In dichloromethane at 20℃; for 0.25h;96%
Stage #1: 1,2,3,9-tetrahydro-4H-carbazol-4-one With sodium hydride In tetrahydrofuran at 0℃; for 0.5h;
Stage #2: di-tert-butyl dicarbonate In tetrahydrofuran at 0 - 20℃; for 2.25h;
95%
Stage #1: 1,2,3,9-tetrahydro-4H-carbazol-4-one With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.5h;
Stage #2: di-tert-butyl dicarbonate In tetrahydrofuran; mineral oil at 0 - 20℃; for 2h;
90%
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

methyl 4-iodobenzoate
619-44-3

methyl 4-iodobenzoate

C20H17NO3

C20H17NO3

Conditions
ConditionsYield
With palladium diacetate; silver trifluoroacetate; toluene-4-sulfonic acid In water at 60℃; for 0.666667h; regioselective reaction;94%
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

methyl iodide
74-88-4

methyl iodide

9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
27387-31-1

9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
Stage #1: 1,2,3,9-tetrahydro-4H-carbazol-4-one With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.5h;
Stage #2: methyl iodide In tetrahydrofuran; mineral oil at 0 - 20℃; for 2h;
93%
With sodium hydride In N,N-dimethyl-formamide65%
With sodium hydride 1.) DMF, 0-5 deg C, 1 h, 2.) DMF, a) 0-5 deg C, 3 h, b) RT, 15 h; Yield given. Multistep reaction;
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

4,4-Dideuterio-1,2,3,4-tetrahydro-carbazol
65342-65-6

4,4-Dideuterio-1,2,3,4-tetrahydro-carbazol

Conditions
ConditionsYield
With lithium aluminium deuteride In tetrahydrofuran for 24h;92%
diethyl sulfate
64-67-5

diethyl sulfate

1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

9-ethyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
73825-22-6

9-ethyl-1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With sodium hydroxide In acetone for 2.5h; Heating;91%
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

s-trans-anti-1,2,3,4-tetrahydrocarbazol-4-one
14362-50-6

s-trans-anti-1,2,3,4-tetrahydrocarbazol-4-one

Conditions
ConditionsYield
With pyridine; hydroxylamine hydrochloride at 20℃;91%
With hydroxylamine hydrochloride; sodium acetate In ethanol; water for 24h; Reflux; Inert atmosphere;80%
With hydroxylamine hydrochloride In ethanol; water for 12h; Darkness;
With hydroxylamine hydrochloride; sodium acetate In ethanol; water for 24h; Reflux; Inert atmosphere;1.73 g
With hydroxylamine hydrochloride; sodium acetate In methanol at 20℃; for 6h;
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

9H-carbazol-4-ol
52602-39-8

9H-carbazol-4-ol

Conditions
ConditionsYield
palladium on activated charcoal In diphenylether at 250℃; for 18h;90%
With sodium hydroxide; nickel In water for 20h; Heating / reflux;50%
With 1% Pd/C In 1,3,5-trimethyl-benzene Heating;46%
With palladium on activated charcoal at 270℃;
With 1-dodecene; palladium on activated charcoal In Triethylene glycol dimethyl ether Heating;
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

dimethyl sulfate
77-78-1

dimethyl sulfate

9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
27387-31-1

9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one

Conditions
ConditionsYield
With sodium hydroxide at 60 - 70℃; for 2h;89%
In acetone at 20℃; for 1h;83%
With potassium carbonate
With potassium hydroxide; water; acetone
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

4-Fluorobenzyl bromide
459-46-1

4-Fluorobenzyl bromide

9-(4-fluorobenzyl)-1,2,3,9-tetrahydrocarbazol-4-one
886434-61-3

9-(4-fluorobenzyl)-1,2,3,9-tetrahydrocarbazol-4-one

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 4h;83%
1,2,3,9-tetrahydro-4H-carbazol-4-one
15128-52-6

1,2,3,9-tetrahydro-4H-carbazol-4-one

thiosemicarbazide
79-19-6

thiosemicarbazide

2-(2,3-dihydro-1H-carbazol-4(9H)-ylidene)hydrazinecarbothioamide

2-(2,3-dihydro-1H-carbazol-4(9H)-ylidene)hydrazinecarbothioamide

Conditions
ConditionsYield
With hydrogenchloride In ethanol; water at 20℃; for 3h;81%

15128-52-6Downstream Products

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