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1477-50-5

Basic Information
CAS No.: 1477-50-5
Name: Indole-2-carboxylic acid
Molecular Structure:
Molecular Structure of 1477-50-5 (Indole-2-carboxylic acid)
Formula: C9H7NO2
Molecular Weight: 161.16
Synonyms: 1H-Indole-2-carboxylic acid (9CI);1H-indole-2-carboxylate;2-Carboxyindole;2-Indole carboxylic acid,methyl ester;2-Indolecarboxylic acid:Indole-2-carboxylic acid;indole-2-formic acid;Indole-2-carboxlicacid;1H-2-Indolecarboxylic acid;
EINECS: 216-030-4
Density: 1.408 g/cm3
Melting Point: 202-206 °C(lit.)
Boiling Point: 419.6 °C at 760 mmHg
Flash Point: 207.6 °C
Solubility:
Appearance: Off-white crystal powder
Hazard Symbols: IrritantXi,HarmfulXn
Risk Codes: 36/37/38-21/22
Safety: 22-24/25
Transport Information:
PSA: 53.09000
LogP: 1.86610
Synthetic route
3770-50-1

2-carbethoxyindole

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium hydroxide In water at 120℃; for 0.5h;99.9%
With sodium hydroxide In ethanol; water at 70℃; for 2h;97%
With sodium hydroxide at 200℃; for 0.0166667h; Irradiation; microwave;94%
40899-93-2

1-(phenylsulfonyl)-1H-indole-2-carboxylic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With sodium t-butanolate In 1,4-dioxane at 80℃; for 3h; Inert atmosphere;98%
5461-32-5

o-nitrophenylpyruvic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With sodium dithionite In 1,4-dioxane; water for 3h; Reflux;96%
With sodium hydroxide; sodium dithionite
16851-56-2

indolin-2-yl carboxylic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium tert-butylate In decane at 150℃; for 36h; Inert atmosphere; Schlenk technique;96%
With carbon dioxide; DBN; Eosin Y In dimethyl sulfoxide at 25 - 30℃; for 48h; Irradiation;91%
With 4-tert-Butylcatechol; oxygen In water at 20℃; for 20h; Green chemistry;80%
With perylene diimide covalent immobilized to SiO2 nanospheres; air In N,N-dimethyl acetamide at 20℃; UV-irradiation;67%
With oxygen at 80℃; under 760.051 Torr; for 6h; Catalytic behavior; Green chemistry; chemoselective reaction;

(4Z)-4-[(2-bromophenyl)methylene]-2-phenyl-1,3-oxazole-5-one

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With methanol; potassium carbonate; copper(I) bromide In N,N-dimethyl-formamide at 20 - 120℃; Reagent/catalyst; Temperature; Solvent;95%
52900-69-3, 77435-90-6, 82301-55-1

(Z)-2-phenyl-4-(2-chlorobenzylidene)-(4H)-1,3-oxazol-5-one

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With methanol; copper; sodium carbonate In toluene at 20 - 120℃;90%
127-17-3

2-oxo-propionic acid

615-36-1

2-bromoaniline

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium phosphate; bis(N,N'-bis(2,6-diisopropylphenyl)imidazol-2-ylidene)palladium(0) In 1,4-dioxane at 100℃; for 10h; Inert atmosphere;89%
124-38-9

carbon dioxide

139409-34-0

2-bromo-1H-indole

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
Stage #1: 2-bromo-1H-indole With isopropylmagnesium chloride In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: With n-butyllithium In tetrahydrofuran; hexane at -20℃; for 0.5h;
Stage #3: carbon dioxide In tetrahydrofuran; hexane at -20℃; for 0.5h;
85%

n-butyl 1-(pyrimidin-2-yl)-1H-indole-2-carboxylate

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With sodium ethanolate In ethanol; dimethyl sulfoxide at 100℃; for 11h; regioselective reaction;84%
615-43-0

2-iodophenylamine

127-17-3

2-oxo-propionic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane; palladium diacetate In N,N-dimethyl-formamide at 105℃;82%
With 1,4-diaza-bicyclo[2.2.2]octane; palladium diacetate In N,N-dimethyl-formamide at 105℃; Inert atmosphere; regioselective reaction;82%
19005-93-7

1H-indol-2-ylcarboxaldehyde

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With oxygen; acetic anhydride; CoCl2 In 1,2-dichloro-ethane at 25℃;77%
784-98-5

ethyl 2-nitrophenylpyruvate keto tautomer

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With 5%-palladium/activated carbon; hydrogen In water at 70℃; under 3000.3 Torr; for 8h; Temperature; Pressure;70%
Multi-step reaction with 2 steps
1: platinum; acetic acid / Hydrogenation
2: aqueous NaOH
View Scheme
With hydrogen at 50 - 60℃; under 9750.98 - 10501.1 Torr; Autoclave;
26340-49-8

2-iodo-1H-indole

124-38-9

carbon dioxide

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
Stage #1: 2-iodo-1H-indole With n-butyllithium In tetrahydrofuran
Stage #2: carbon dioxide In tetrahydrofuran
61%
3770-50-1

2-carbethoxyindole

110-53-2

1-Bromopentane

A

1477-50-5

Indole-2-carboxylic acid

B

ethyl 1-pentyl-1H-indole-2-carboxylate

Conditions
ConditionsYield
Stage #1: 2-carbethoxyindole With potassium hydroxide In water; acetone at 20℃; for 0.5h;
Stage #2: 1-Bromopentane In water; acetone at 20℃; for 8h;
A 30%
B 60%
58881-41-7

6H,13H-pyrazino<1,2-a:4,5-a'>diindole-6,13-dione

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With lithium hydroxide In tetrahydrofuran at 20℃; for 2h;57%

3-(2-nitrophenyl)-2-oxopropanoic sodium salt

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With ammonium hydroxide; hydrogen In methanol pH=7.5;56%
3770-50-1

2-carbethoxyindole

A

120-72-9

indole

B

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With sodium acetate In water at 255℃; for 0.333333h; Product distribution; Irradiation; microwave; various equivalents and molarity of NaOAc; effect of temp., and time;A 45%
B 55%
86302-43-4

(tert-Butoxycarbonylmethylene)triphenylphosphorane

552-89-6

2-nitro-benzaldehyde

A

120-72-9

indole

B

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With 1,2-dichloro-benzene; triphenylphosphine for 15h; Reflux;A 29%
B 27%
120-72-9

indole

A

1477-50-5

Indole-2-carboxylic acid

B

771-50-6

1H-indole-3-carboxylic acid

Conditions
ConditionsYield
With sodium at 230 - 250℃; im Kohlendioxyd-Strom; zuletzt bei 300grad;
95-20-5

2-methyl-1H-indole

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium hydroxide beim Schmelzen;
37842-85-6

1-acetyl-2-methylindole

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium hydroxide beim Schmelzen;
942-01-8

1,2,3,4-tetrahydrocarbazole

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium hydroxide beim Schmelzen;
16264-71-4

1-hydroxy-1H-indole-2-carboxylic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With acetic acid; zinc
With sodium amalgam
105911-78-2

1-acetyl-3-hydroxy-indoline-2-carboxylic acid ethyl ester

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With potassium hydroxide
91486-86-1

ethyl 2-(3-N,N-diethylaminomethylindole)carboxylate

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With barium dihydroxide
610-33-3

(2-nitro-phenyl)-glyoxylic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
With acetic acid; zinc
With ammonia; iron(II) sulfate

2-amino-α-methoxy-cinnamic acid

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
beim Erhitzen ueber den Schmelzpunkt;
With sulfuric acid
With hydrogenchloride
beim Erhitzen ueber den Schmelzpunkt;

1-(2-indol-2-yl-2-oxo-ethyl)-pyridinium; bromide

100-52-7

benzaldehyde

A

1477-50-5

Indole-2-carboxylic acid

B

6318-99-6

1-(2-hydroxy-2-phenylethyl)pyridinium bromide

Conditions
ConditionsYield
With sodium hydroxide
5435-44-9, 22243-66-9

(E)-3-Ureido-but-2-enoic acid ethyl ester

4792-54-5

ethyl pyruvate phenylhydrazone

A

1477-50-5

Indole-2-carboxylic acid

B

3770-50-1

2-carbethoxyindole

Conditions
ConditionsYield
at 195℃; α-form;
146-48-5

Yohimbine

1477-50-5

Indole-2-carboxylic acid

Conditions
ConditionsYield
at 240 - 280℃; bei der Kalischmelze;neben anderen Produkten;
1477-50-5

Indole-2-carboxylic acid

1202-04-6

indole-2-carboxylic acid methyl ester

Conditions
ConditionsYield
In diethyl ether100%
With acetic acid In diethyl ether at -20℃;100%
In diethyl ether at 0℃;97%
With diethyl ether
67-56-1

methanol

1477-50-5

Indole-2-carboxylic acid

1202-04-6

indole-2-carboxylic acid methyl ester

Conditions
ConditionsYield
With hydrogenchloride for 24h; Heating;100%
Stage #1: methanol; Indole-2-carboxylic acid With sulfuric acid for 12h; Heating / reflux;
Stage #2: In methanol; water pH=7;
100%
With sulfuric acid for 24h; Reflux;99%
1477-50-5

Indole-2-carboxylic acid

64-17-5

ethanol

3770-50-1

2-carbethoxyindole

Conditions
ConditionsYield
With hydrogenchloride for 24h; Heating / reflux;100%
With thionyl chloride In methanol at 0℃; Reflux;99%
With thionyl chloride for 2.25h; Cooling with ice; Reflux;99%
1477-50-5

Indole-2-carboxylic acid

sec-Butyl-(2-piperazin-1-yl-pyridin-3-yl)-amine

1-(indolyl-2-carbonyl)-4-<3-<(1-methylpropyl)amino>-2-pyridyl>piperazine

Conditions
ConditionsYield
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In tetrahydrofuran for 4h; Ambient temperature;100%
1477-50-5

Indole-2-carboxylic acid

305324-48-5

4-[(tert-butoxy)carbonyl]-1-[(4-methoxyphenyl)methyl]-6-(phenylmethyl)piperazin-2-one

16F7

Conditions
ConditionsYield
Stage #1: 4-[(tert-butoxy)carbonyl]-1-[(4-methoxyphenyl)methyl]-6-(phenylmethyl)piperazin-2-one With hydrogenchloride In ethyl acetate deprotection;
Stage #2: Indole-2-carboxylic acid With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine Acylation;
100%
1477-50-5

Indole-2-carboxylic acid

1504-58-1

3-Phenyl-2-propyn-1-ol

3-phenylprop-2-yn-1-yl 1H-indole-2-carboxylate

Conditions
ConditionsYield
Stage #1: Indole-2-carboxylic acid With dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.166667h;
Stage #2: 3-Phenyl-2-propyn-1-ol With dmap In dichloromethane at 0℃; for 2h;
100%
1477-50-5

Indole-2-carboxylic acid

methyl 4-(1-(N-methyl-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridine-3-carboxamido)cyclopropyl)benzoate dihydrochloride

methyl 4-(1-(5-(1H-indole-2-carbonyl)-N-methyl-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridine-3-carboxamido)cyclopropyl)benzoate

Conditions
ConditionsYield
Stage #1: Indole-2-carboxylic acid With triethylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide for 0.25h;
Stage #2: methyl 4-(1-(N-methyl-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridine-3-carboxamido)cyclopropyl)benzoate dihydrochloride In N,N-dimethyl-formamide for 1h;
100%
1477-50-5

Indole-2-carboxylic acid

74-88-4

methyl iodide

37493-34-8

methyl 1-methyl-1H-indole-2-carboxylate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 80℃; Inert atmosphere;99%
Stage #1: Indole-2-carboxylic acid With sodium hydride In N,N-dimethyl-formamide at 20℃; for 1h; Metallation;
Stage #2: methyl iodide In N,N-dimethyl-formamide at 20℃; for 5h; Alkylation;
72.4%
In N-methyl-acetamide1.70 g (72.4%)
1477-50-5

Indole-2-carboxylic acid

100-46-9

benzylamine

69808-76-0

N-benzyl-1H-indole-2-carboxamide

Conditions
ConditionsYield
With Bromotrichloromethane; 4-(diphenylphosphino)-benzyltrimethylammonium bromide; triethylamine In tetrahydrofuran; dichloromethane at 60℃; for 6h; Inert atmosphere;99%
Stage #1: Indole-2-carboxylic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran at 0℃; for 0.5h;
Stage #2: benzylamine In tetrahydrofuran at 20℃; for 24h;
95%
With 6-chloro-3-((dimethylamino)(dimethyliminio)methyl)-1H-benzo[d][1,2,3]triazol-3-ium-1-olatehexafluorophosphate(V) In N,N-dimethyl-formamide at 20℃;74%
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 25℃; for 4h;70%
1477-50-5

Indole-2-carboxylic acid

591-50-4

iodobenzene

16096-33-6

1-phenyl-1H-indole

Conditions
ConditionsYield
With copper(I) oxide; potassium phosphate In 1-methyl-pyrrolidin-2-one at 160℃; for 12h; Reagent/catalyst; Solvent; Temperature; Inert atmosphere; Schlenk technique;99%
147081-59-2

tert-butyl (3S)-3-(methylamino)pyrrolidine-1-carboxylate

1477-50-5

Indole-2-carboxylic acid

tert-butyl (3S)-3-[1H-indole-2-carbonyl(methyl)amino]pyrrolidine-1-carboxylate

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 20℃; for 12h;99%
1477-50-5

Indole-2-carboxylic acid

6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

156571-69-6

N-methoxy-N-methyl-1H-indole-2-carboxamide

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 12h;98.3%
Stage #1: Indole-2-carboxylic acid; N,O-dimethylhydroxylamine*hydrochloride With triethylamine In dichloromethane for 0.0833333h;
Stage #2: With dicyclohexyl-carbodiimide In dichloromethane for 3h;
96%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 0 - 20℃; for 4h;87%
1477-50-5

Indole-2-carboxylic acid

58881-45-1

Indole-2-carbonyl chloride

Conditions
ConditionsYield
With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 40℃; for 1.5h;98%
With thionyl chloride In diethyl ether at 20℃; for 12h;96%
With thionyl chloride In dichloromethane at 70℃; for 2h;95%
1477-50-5

Indole-2-carboxylic acid

4244-84-2

ethyl β-alaninate hydrochloride

68724-78-7

3-[(1H-indole-2-carbonyl)amino]propionic acid ethyl ester

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0 - 20℃; for 24h;98%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0 - 20℃; for 24h; Condensation;95%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 24h; Inert atmosphere;90%
1477-50-5

Indole-2-carboxylic acid

65473-13-4

N-methyl-1-naphthalenemethylamine hydrochloride

1H-indole-2-carboxylic acid methyl-naphthalen-1-ylmethyl-amide

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 4.5h; Condensation;98%
1477-50-5

Indole-2-carboxylic acid

13325-10-5

4-Aminobutanol

600709-74-8

N-(4-hydroxybutyl)-1H-indole-2-carboxamide

Conditions
ConditionsYield
With 1,1'-carbonyldiimidazole In tetrahydrofuran; N,N-dimethyl-formamide at 20℃;98%
Stage #1: Indole-2-carboxylic acid With 1-hydroxybenzotriazol-hydrate; dicyclohexyl-carbodiimide In dichloromethane at 20℃;
Stage #2: 4-Aminobutanol In dichloromethane at 20℃;
93%
Stage #1: Indole-2-carboxylic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; Inert atmosphere;
Stage #2: 4-Aminobutanol In dichloromethane at 20℃; for 16h; Inert atmosphere;
93%
1477-50-5

Indole-2-carboxylic acid

924-73-2

3-amino-propionic acid ethyl ester

68724-78-7

3-[(1H-indole-2-carbonyl)amino]propionic acid ethyl ester

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane98%
With benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide In 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide at 20℃;
1477-50-5

Indole-2-carboxylic acid

2759-28-6

1-phenylmethylpiperazine

2-(4-benzylpiperazin-1-yl)carbonyl indole hydrochloride

Conditions
ConditionsYield
With thionyl chloride In toluene98%
1477-50-5

Indole-2-carboxylic acid

98729-72-7

N-[(4-methoxyphenyl)methyl]prop-2-yn-1-amine

1250829-42-5

N-(4-methoxybenzyl)-N-propargyl-1H-indole-2-carboxamide

Conditions
ConditionsYield
Stage #1: Indole-2-carboxylic acid With oxalyl dichloride In dichloromethane; N,N-dimethyl-formamide at 20℃; for 2h; Reflux;
Stage #2: N-(4-methoxybenzyl)prop-2-yn-1-amine With triethylamine In dichloromethane at 0 - 20℃; for 1h;
98%
1477-50-5

Indole-2-carboxylic acid

892594-94-4

N-(4-methylbenzyl)prop-2-yn-1-amine

1250829-43-6

N-(4-methylbenzyl)-N-propargyl-1H-indole-2-carboxamide

Conditions
ConditionsYield
Stage #1: Indole-2-carboxylic acid With oxalyl dichloride In dichloromethane; N,N-dimethyl-formamide at 20℃; for 2h; Reflux;
Stage #2: N-(4-methylbenzyl)prop-2-yn-1-amine With triethylamine In dichloromethane at 0 - 20℃; for 1h;
98%
1477-50-5

Indole-2-carboxylic acid

22483-09-6

2,2-dimethoxyethylamine

N-(2,2-dimethoxyethyl)-1H-indole-2-carboxamide

Conditions
ConditionsYield
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 25℃; for 2h;98%
With 1,1'-carbonyldiimidazole In 1,4-dioxane at 70℃; for 3h;
1477-50-5

Indole-2-carboxylic acid

39033-45-9

3,3-dichloro-2,3-dihydro-1H-indol-2-one

Conditions
ConditionsYield
With 1,3-dichloro-5,5-dimethylhydantoin In ethyl acetate at 20℃;98%
Multi-step reaction with 2 steps
1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 24 h / 20 °C
2: 1,3-dichloro-5,5-dimethylhydantoin / ethyl acetate / 20 °C
View Scheme
1477-50-5

Indole-2-carboxylic acid

5680-80-8

methyl (2S)-2-amino-3-hydroxypropanoate hydrochloride

methyl (1H-indole-2-carbonyl)-L-serinate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 0 - 20℃; for 18h;98%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 0 - 20℃; for 24h;98%
1477-50-5

Indole-2-carboxylic acid

586-78-7

para-nitrophenyl bromide

65439-85-2

1-(4-nitrophenyl)-1H-indole-2-carboxylic acid

Conditions
ConditionsYield
With quebrachitol; copper; caesium carbonate In water; dimethyl sulfoxide at 100℃; Ullmann Condensation; Inert atmosphere; Green chemistry;98%
With copper; caesium carbonate; methyl-alpha-D-glucopyranoside In water; dimethyl sulfoxide at 100℃; Sealed tube; Green chemistry;91%
1477-50-5

Indole-2-carboxylic acid

585-76-2

m-bromobenzoic acid

1-(3-carboxyphenyl)-1H-indole-2-carboxylic acid

Conditions
ConditionsYield
With quebrachitol; copper; caesium carbonate In water; dimethyl sulfoxide at 100℃; Ullmann Condensation; Inert atmosphere; Green chemistry;98%
1477-50-5

Indole-2-carboxylic acid

91-56-5

indole-2,3-dione

Conditions
ConditionsYield
With oxygen; Rose Bengal lactone In water; N,N-dimethyl-formamide for 48h; Inert atmosphere; Irradiation;98%
1477-50-5

Indole-2-carboxylic acid

2788-84-3

(S)-serine methyl ester

methyl (1H-indole-2-carbonyl)-L-serinate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane for 18h;98%
1477-50-5

Indole-2-carboxylic acid

1021167-64-5

(E)-methyl 2-((methylamino)methyl)-3-phenylacrylate

C21H20N2O3

Conditions
ConditionsYield
Stage #1: Indole-2-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dimethyl sulfoxide at 20℃; for 0.416667h; Michael Addition; Inert atmosphere; Schlenk technique;
Stage #2: (E)-methyl-2-((methylamino)methyl)-3-phenylacrylate With triethylamine In dimethyl sulfoxide at 20℃; for 3h; Michael Addition; Inert atmosphere; Schlenk technique;
98%
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    1477-50-5

    Indole-2-carboxylic acid

    Min.Order: 1 Gram

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    Business Type:Lab/Research institutions

    Tel:+86-571-88938639

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    1477-50-5

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    Business Type:Lab/Research institutions

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    Product Name: Indole-2-carboxylic acid CAS: 1477-50-5 MF: C9H7NO2 MW: 161.16 EINECS: 216-030-4 Mol File: 1477-50-5.mol Indole-2-carboxylic acid Structure Indole-2-carboxylic acid Chemical Properties Melting point 202-206 °

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Chemistry

Product Name: Indole-2-carboxylic acid (CAS NO.1477-50-5)

Molecular Formula: C9H7NO2
Molecular Weight: 161.16g/mol
Mol File: 1477-50-5.mol
EINECS: 216-030-4
Melting Point: 202-206 °C(lit.)
Boiling point: 419.6 °C at 760 mmHg
Flash Point: 207.6 °C
Density: 1.408 g/cm3
Index of Refraction: 1.725 
Molar Refractivity: 45.45 cm3 
Molar Volume: 114.4 cm3 
Surface Tension: 71.6 dyne/cm
Enthalpy of Vaporization: 70.99 kJ/mol
Vapour Pressure: 8.6E-08 mmHg at 25°C
XLogP3-AA: 2.3
H-Bond Donor: 2
H-Bond Acceptor: 2
Structure Descriptors of Indole-2-carboxylic acid (CAS NO.1477-50-5):
  IUPAC Name: 1H-indole-2-carboxylic acid
  Canonical SMILES: C1=CC=C2C(=C1)C=C(N2)C(=O)O
  InChI: InChI=1S/C9H7NO2/c11-9(12)8-5-6-3-1-2-4-7(6)10-8/h1-5,10H,(H,11,12) 
  InChIKey: HCUARRIEZVDMPT-UHFFFAOYSA-N
Product Categories: Indole/indoline/oxindole; indole derivative; Indole and Indoline; Indoles and derivatives; Carboxylic Acids; Pyrroles & Indoles; Indole; Organic acids; Amino Acids 13C, 2H, 15N; Indoles; Simple Indoles; Amino Acids & Derivatives; Indole Derivatives; Carboxylic Acids; Pyrroles & Indoles

Safety Profile

Safety Information of Indole-2-carboxylic acid (CAS NO.1477-50-5):
Hazard Codes: XnHarmful,XiIrritant
Risk Statements: 36/37/38-21/22   
R36/37/38:Irritating to eyes, respiratory system and skin. 
R20/21:Harmful by inhalation and in contact with skin.
Safety Statements: 22-24/25
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3
RTECS: NK7882812
Hazard Note: Irritant
HazardClass: IRRITANT
HS Code: 29339990

Specification

 Indole-2-carboxylic acid , its CAS NO. is 1477-50-5, the synonyms are 2-Carboxyindole ; 2-Indolecarboxylic acid ; 1H-Indole-2-carboxylic acid (9CI) .