Butyl 5-oxo-L-prolinate

Modify Date: 2026-08-06 18:41:21

Butyl 5-oxo-L-prolinate Structure
Butyl 5-oxo-L-prolinate structure
Common Name Butyl 5-oxo-L-prolinate
CAS Number 4931-68-4 Molecular Weight 185.220
Density 1.1±0.1 g/cm3 Boiling Point 334.6±35.0 °C at 760 mmHg
Molecular Formula C9H15NO3 Melting Point N/A
MSDS Chinese USA Flash Point 156.2±25.9 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name butyl (2S)-5-oxopyrrolidine-2-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 334.6±35.0 °C at 760 mmHg
Molecular Formula C9H15NO3
Molecular Weight 185.220
Flash Point 156.2±25.9 °C
Exact Mass 185.105194
PSA 55.40000
LogP -0.33
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.468
InChIKey QBBAJUQOYIURHA-ZETCQYMHSA-N
SMILES CCCCOC(=O)C1CCC(=O)N1

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi
Risk Phrases 36/37/38
Safety Phrases 26-36
RIDADR NONH for all modes of transport

 Synthetic Route

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Butyl 5-oxo-L-prolinate Structure

Butyl 5-oxo-L-p...

CAS#:4931-68-4

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Literature: Segel Journal of the American Chemical Society, 1952 , vol. 74, p. 851 Full Text View citing articles Show Details Doyle et al. Journal of the Chemical Society, 1958 , p. 4458,4462

~60%

Butyl 5-oxo-L-prolinate Structure

Butyl 5-oxo-L-p...

CAS#:4931-68-4

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Literature: Rigo; El Ghammarti; Gautret; Couturier Synthetic Communications, 1994 , vol. 24, # 18 p. 2597 - 2607

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Butyl 5-oxo-L-prolinate Structure

Butyl 5-oxo-L-p...

CAS#:4931-68-4

Learn More
Literature: Rigo; El Ghammarti; Gautret; Couturier Synthetic Communications, 1994 , vol. 24, # 18 p. 2597 - 2607

~%

Butyl 5-oxo-L-prolinate Structure

Butyl 5-oxo-L-p...

CAS#:4931-68-4

Learn More
Literature: Rigo; El Ghammarti; Gautret; Couturier Synthetic Communications, 1994 , vol. 24, # 18 p. 2597 - 2607

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Detail Learn More
Literature: Liljeblad, Arto; Lindborg, Jutta; Kanerva, Liisa T. Tetrahedron Asymmetry, 2000 , vol. 11, # 19 p. 3957 - 3966

 Butyl 5-oxo-L-prolinateBioassay

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Name: Antifungal activity against Phytophthora infestans assessed as inhibition of zoospore...
Source: ChEMBL
Target: Phytophthora infestans
External Id: CHEMBL4236198
Name: Antifungal activity against Phytophthora infestans assessed as inhibition of zoospore...
Source: ChEMBL
Target: Phytophthora infestans
External Id: CHEMBL4236197
Name: Induction of systemic resistance (ISR) activity in Nicotiana tabacum (tobacco) seedli...
Source: ChEMBL
Target: Nicotiana tabacum
External Id: CHEMBL3059035
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 Synonyms

5-oxo-L-proline butyl ester
Butyl Pyroglutamate
Butyl L-pyroglutamate
Butyl 5-oxo-L-prolinate
butyl 5-oxoprolinate
5-Oxo-L-prolin-butylester
MFCD06858408
L-Proline, 5-oxo-, butyl ester
pyroglutamic acid n-butyl ester
proline,5-oxo-,butyl ester
EINECS 225-568-9
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