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710962

Sigma-Aldrich

4-Oxo-L-proline hydrobromide

85%

Synonym(s):

(S)-4-Oxopyrrolidine-2-carboxylic acid hydrobromide

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About This Item

Empirical Formula (Hill Notation):
C5H8NO3Br
CAS Number:
75776-67-9
Molecular Weight:
210.03
MDL number:
MFCD12024572
UNSPSC Code:
12352005
PubChem Substance ID:
329763024
NACRES:
NA.22

Assay

85%

form

solid

optical activity

[α]22/D −32.0°, c = 0.5 in methanol

mp

134-140 °C

storage temp.

2-8°C

SMILES string

Br.OC(=O)[C@@H]1CC(=O)CN1

InChI

1S/C5H7NO3.BrH/c7-3-1-4(5(8)9)6-2-3;/h4,6H,1-2H2,(H,8,9);1H/t4-;/m0./s1

InChI key

SFSROLZHCPCODJ-WCCKRBBISA-N

Application

4-Oxo-L-proline, a proline derivative, can be used as a site-specific infrared probe, since its C=O stretching vibration is sensitive to the surrounding environment.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H315,H318,H335

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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Rachel M Abaskharon et al.
The journal of physical chemistry. B, 123(24), 5079-5085 (2019-05-29)
Due to its unique structure, proline plays important structural and functional roles in proteins. However, this special amino acid lacks an adequate vibrational mode that can be exploited to probe its local electrostatic and hydration status via infrared spectroscopy. Herein

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