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L-Octahydroindole-2-carboxylic acid

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Name

L-Octahydroindole-2-carboxylic acid

EINECS 617-180-7
CAS No. 80875-98-5 Density 1.135 g/cm3
PSA 49.33000 LogP 1.32050
Solubility Soluble in methanol and water. Melting Point 275-277 °C
Formula C9H15NO2 Boiling Point 318.6 °C at 760 mmHg
Molecular Weight 169.224 Flash Point 146.5 °C
Transport Information N/A Appearance White solid
Safety 26-37 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 80875-98-5 (L-Octahydroindole-2-carboxylic acid) Hazard Symbols Xn,Xi
Synonyms

(2S,3AS,7aS)-2-carboxyoctahydroindole;(2S,3AS,7aS)-Octahydroindole-2-carboxylicacid;(2S,3aS,7aS)-perhydroindole-2-carboxylic acid;1H-Indole-2-carboxylicacid, octahydro-, [2S-(2a,3ab,7ab)]-;

Article Data 15

L-Octahydroindole-2-carboxylic acid Synthetic route

(2S,3aS,7aS)-1-Benzoyl-octahydro-indole-2-carboxylic acid
80875-99-6

(2S,3aS,7aS)-1-Benzoyl-octahydro-indole-2-carboxylic acid

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride In water for 4h; Heating;87.8%
539820-41-2

Benzyl (2S)-2,3,4,5,6,7-hexahydro-1H-indole-2-carboxylate

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
With hydrogen; acetic acid; platinum on carbon at 20℃; under 3750.38 Torr;87%
79815-20-6

(S)-indoline-2-carboxylic acid

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
rhodium In 1,4-dioxane; methanol; water86.1%
With 8 % Pd/C; hydrogen In methanol at 55 - 65℃; under 37503.8 Torr; Autoclave;73.5%
With hydrogen; palladium on activated charcoal In acetic acid at 50℃; under 36775.4 Torr; for 18h;66%
79815-20-6

(S)-indoline-2-carboxylic acid

A

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

B

145513-90-2

(2S,3aR,7aR)-octahydroindole-2-carboxylic acid

Conditions
ConditionsYield
With hydrogen; acetic acid; platinum(IV) oxide at 60℃; for 24h; atmospheric pressure;A 85%
B n/a
With platinum(IV) oxide; hydrogen at 60℃; optical yield given as %de;A 85%
B n/a
82864-25-3

ethyl (2S,3aS,7aS)-octahydro-1H-indole-2-carboxylate hydrochloride

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
With sodium hydroxide In ethanol; water at 25℃;
116795-46-1

(2S,3aS,7aS)-1-Acetyl-octahydro-indole-2-carboxylic acid tert-butyl ester

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride
1521-51-3

rac-3-bromocyclohexene

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: 89 percent / K2CO3 / acetonitrile / 48 h / Ambient temperature
2: 97 percent / K2CO3 / acetone / 48 h / Ambient temperature
3: 90 percent / 2N NaOH / dimethylformamide / 48 h / Ambient temperature
5: tetrahydrofuran / 0.5 h / Ambient temperature; Irradiation
6: Raney nickel
7: 6N HCl
View Scheme
79854-42-5

Ethyl (S)-indoline-2-carboxylate hydrochloride

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrogen / Pd/C / ethanol
2: NaOH / H2O; ethanol / 25 °C
View Scheme
83508-14-9

benzyl (S)-(S)-(S)-perhydroindole-2-carboxylate

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
Stage #1: benzyl (S)-(S)-(S)-perhydroindole-2-carboxylate With methanol; sodium hydroxide; water for 2h; Heating / reflux;
Stage #2: With hydrogenchloride; water In methanol pH=6 - 7;
89083-53-4

ethyl (2α, 3aβ, 7aβ)-octahydro-1H-indole-2-carboxylate

80875-98-5

(2S,3aS,7aS)-perhydroindole-2-carboxylic acid

Conditions
ConditionsYield
Stage #1: ethyl (2α, 3aβ, 7aβ)-octahydro-1H-indole-2-carboxylate With sodium hydroxide; water at 30 - 35℃; for 5h;
Stage #2: With hydrogenchloride In water pH=4.5 - 4.8;

L-Octahydroindole-2-carboxylic acid Chemical Properties

Molecular Formula  :  C9H15NO2
Molecular Weight   : 169.22
Synonyms :(2S,3aS,7aS)-Octahydro-1H-indole-2-carboxylic acid; L-2-carboxyoctahydroindole; (2S,3aS,7aS)-2-Carboxyperhydroindole
L-Octahydroindole-2-carboxylic acid ,it's mp is about 275-277°C.It is often White Solid.

L-Octahydroindole-2-carboxylic acid Uses

L-Octahydroindole-2-carboxylic acid is an intermediate in the synthesis of Perindopril.
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