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Merck
CN

422614

(R)-(+)-2-Pyrrolidone-5-carboxylic acid

95%

Synonym(s):

D-5-Oxo-2-pyrrolidinecarboxylic acid, D-Pyroglutamic acid

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About This Item

Empirical Formula (Hill Notation):
C5H7NO3
CAS Number:
4042-36-8
Molecular Weight:
129.11
UNSPSC Code:
12352200
NACRES:
NA.22
PubChem Substance ID:
24866442
EC Number:
223-735-0
Beilstein/REAXYS Number:
82133
MDL number:
MFCD00066212

Key Documents

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Product Name

(R)-(+)-2-Pyrrolidone-5-carboxylic acid, 95%

InChI key

ODHCTXKNWHHXJC-GSVOUGTGSA-N

InChI

1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/t3-/m1/s1

SMILES string

OC(=O)[C@H]1CCC(=O)N1

assay

95%

form

solid

optical activity

[α]22/D +10°, c = 1.5 in H2O

reaction suitability

reaction type: solution phase peptide synthesis

mp

155-156 °C (lit.)

application(s)

peptide synthesis

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCM7418
MKBZ7118V
MKBX3486V
MKBT9671V
MKBR0540V

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Daniel Stettin et al.
Metabolites, 10(4) (2020-04-09)
The development of improved mass spectrometers and supporting computational tools is expected to enable the rapid annotation of whole metabolomes. Essential for the progress is the identification of strengths and weaknesses of novel instrumentation in direct comparison to previous instruments.
Jessica Fiori et al.
Journal of chromatography. A, 1562, 115-122 (2018-06-04)
Monomeric catechins are important compounds in green tea accounting for potential bioactivity against a wide range of diseases. Besides catechins, l-Theanine (γ-glutamylethylamide), a characteristic amino acid in tea leaves, has become a further focus of the phytochemical research for the
Makoto Ariyoshi et al.
Scientific reports, 7, 43911-43911 (2017-03-08)
D-Amino acids are enantiomers of L-amino acids and have recently been recognized as biomarkers and bioactive substances in mammals, including humans. In the present study, we investigated functions of the novel mammalian mitochondrial protein 9030617O03Rik and showed decreased expression under

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