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81709

Sigma-Aldrich

L-Proline

≥99.5% (NT), suitable for cell culture, BioUltra

Synonym(s):

(S)-Pyrrolidine-2-carboxylic acid

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About This Item

Empirical Formula (Hill Notation):
C5H9NO2
CAS Number:
147-85-3
Molecular Weight:
115.13
Beilstein:
80810
EC Number:
205-702-2
MDL number:
MFCD00064318
UNSPSC Code:
12352209
eCl@ss:
32160406
PubChem Substance ID:
57652885
NACRES:
NA.26

product name

L-Proline, BioUltra, ≥99.5% (NT)

product line

BioUltra

Assay

≥99.5% (NT)

form

powder or crystals

optical activity

[α]20/D −85.0±1.0°, c = 5% in H2O

technique(s)

cell culture | mammalian: suitable

impurities

insoluble matter, passes filter test
≤0.3% foreign amino acids

ign. residue

≤0.1%

loss

≤0.1% loss on drying, 20 °C (HV)

color

colorless to white

pH

6.0-7.0 (25 °C, 1 M in H2O)

mp

228 °C (dec.) (lit.)

solubility

H2O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤100 mg/kg
sulfate (SO42-): ≤100 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
NH4+: ≤20 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

1 M in H2O

UV absorption

λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05

SMILES string

OC(=O)[C@@H]1CCCN1

InChI

1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)/t4-/m0/s1

InChI key

ONIBWKKTOPOVIA-BYPYZUCNSA-N

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Application


  • Synthesis and in silico inhibitory action studies of azo-anchored imidazo[4,5-b]indole scaffolds against the COVID-19 main protease (M(pro)).: This publication discusses the synthesis of novel compounds using L-Proline and their potential as inhibitors against COVID-19, contributing to the ongoing search for effective treatments (Geedkar et al., 2024).

Other Notes

Protects enzymes against heat inactivation; Growth requirement of various microorganisms

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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CRC Handbook of Microbiology, 4, 1-1 (1974)
L.G. Paleg et al.
Australian Journal of Plant Physiology, 8, 107-107 (1981)
Marie Couturier et al.
The Journal of biological chemistry, 288(20), 14624-14635 (2013-04-06)
The microbial deconstruction of the plant cell wall is a key biological process that is of increasing importance with the development of a sustainable biofuel industry. The glycoside hydrolase families GH5 (PaMan5A) and GH26 (PaMan26A) endo-β-1,4-mannanases from the coprophilic ascomycete
Michael P Manns et al.
Gastroenterology, 147(2), 366-376 (2014-04-15)
MK-5172 is an inhibitor of the hepatitis C virus (HCV) nonstructural protein 3/4A protease; MK-5172 is taken once daily and has a higher potency and barrier to resistance than licensed protease inhibitors. We investigated the efficacy and tolerability of MK-5172
R A Wevers et al.
Clinical chemistry, 40(7 Pt 1), 1245-1250 (1994-07-01)
Although spin-echo techniques are often used to obtain 1H-NMR spectra of serum or plasma samples, they do not provide reliable quantitative analyses of metabolites. We present a standardized procedure, optimized for sensitivity, for using single-pulse 1H-NMR spectroscopy to analyze deproteinized
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