W326305

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W326305

Aldrich

 

L-Cysteine

≥97%

Synonym:(R)-2-Amino-3-mercaptopropionic acid
CAS Number:52-90-4
Linear Formula:HSCH2CH(NH2)CO2H
Molecular Weight:121.16
FEMA Number:3263
Beilstein Registry Number:1721408
EC Number:200-158-2
MDL number:MFCD00064306
PubChem Substance ID:24901592
Flavis number:17.033

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Description

Biochem/physiol ActionsNMDA glutamatergic receptor agonist.
F&F CertificatesContinuing Guarantee Statement
 US Natural Certificate
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 Allergen Statement
 GMO Statement
 HALAL Statement

Properties

gradeNI
assay≥97%
optical activity[α]26/D +6.5°, c = 2 in 5 M HCl
mp220 °C (dec.)(lit.)

Safety

Hazard CodesXn
Risk Statements22
WGK Germany3
RTECSHA1600000

References

referenceUren, J.R. and Lazarus, H., L-cyst(e)ine requirements of malignant cells and progress toward depletion therapy. Cancer Treat. Rep. 63, 1073, (1979)
 Parsons, R.B., et al., In vitro effect of the cysteine metabolites homocysteic acid, homocysteine and cysteic acid upon human neuronal cell lines. Neurotoxicology 19, 599-603, (1998) Abstract
 Arakawa, T. and Timasheff, S.N., Theory of protein solubility. Meth. Enzymol. 114, 49, (1985)
 Albers, J.J., et al., Isolation, Characterization and Assay of Lecithin-Cholesterol Acyltransferase. Meth. Enzymol. 129, 763, (1986)
 eds. A.I.Laskin, H.E. Lechevalier, Growth requirement of various microorganisms. CRC Handbook of Microbiology Cleveland, Ohio 4, 1, (1974)
 A. Campiglio, Cobalt(II) as a titrant in the direct potentiometric titration of micro-amounts of L-cysteine. Analyst 117, 1507, (1992)
MerckMerck 13,2810
BeilsteinBeil. 4,IV,3144
 Corp MSDS 1 (1), 1000:A / FT-IR 2 (1), 938:A / FT-IR 1 (1), 591:D / Fenaroli, 381 / IR-Spectra (3), 352:B / NMR-Reference 2 (1), 499:A / RegBook 1 (1), 671:O / Sax 6, 849 / Sigma FT-IR 1 (1), 121:B / Structure Index 1, 101:C:3 / Vapor Phase 3, 1000:A