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L-Cysteine

Name: <SC>L</SC>-Cysteine
Brand: SIGMA

Synonym(s):

(R)-2-Amino-3-mercaptopropionic acid

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About This Item

Linear Formula:

HSCH₂CH(NH₂)CO₂H

CAS Number:

52-90-4

Molecular Weight:

121.16

UNSPSC Code:

12352209

NACRES:

NA.26

eCl@ss:

32160406

EC Number:

200-158-2

Beilstein/REAXYS Number:

1721408

MDL number:

MFCD00064306

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Properties

biological source

non-animal source

Quality Segment

400

form

crystalline powder

technique(s)

cell culture | mammalian: suitable

impurities

endotoxin, heavy metals, trace metals, tested

mp

240 °C (dec.) (lit.)

solubility

H₂O: 25 mg/mL

suitability

suitable for manufacturing use

application(s)

downstream processes
pharma/biopharma processes

foreign activity

cytotoxicity, tested

SMILES string

N[C@@H](CS)C(O)=O

InChI

1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1

InChI key

XUJNEKJLAYXESH-REOHCLBHSA-N

Description

General description

Our SAFC^® portfolio of high-quality raw materials for use in biopharmaceutical processing withstands strict quality control procedures plus the documentation and expertise to help our customers meet requirements as defined by the M-Clarity Program.

M-Clarity Program

Our comprehensive portfolio of upstream process chemicals not only provides biopharmaceutical manufacturers with high-quality raw materials for production of classical and novel therapies, but also helps them get to market faster and simplify regulatory challenges. Trust us to deliver supply chain transparency and reliable sourcing around the globe, streamlining your product qualification with best-in-class regulatory support and service.

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Application

L-Cysteine is a non-essential amino acid. It is commonly used as a cell culture media component for the commercial biomanufacture of therapeutic recombinant proteins and monoclonal antibodies.

Biochem/physiol Actions

NMDA glutamatergic receptor agonist.

Legal Information

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

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1 of 1

This Item	168149	C7352	30089
SAFC C5360 L-Cysteine	Sigma-Aldrich 168149 L-Cysteine	Sigma-Aldrich C7352 L-Cysteine	Sigma-Aldrich 30089 L-Cysteine
description -	description 97%	description from non-animal source, BioReagent, suitable for cell culture, ≥98%	description BioUltra, ≥98.5% (RT)
form crystalline powder	form solid	form crystalline powder	form powder or crystals
biological source non-animal source	biological source -	biological source non-animal source	biological source -
impurities endotoxin, heavy metals, trace metals, tested	impurities -	impurities endotoxin, tested	impurities insoluble matter, passes filter test, ≤0.5% foreign amino acids
suitability suitable for manufacturing use	suitability -	suitability -	suitability -
technique(s) cell culture \| mammalian: suitable	technique(s) -	technique(s) cell culture \| mammalian: suitable	technique(s) HPLC: suitable
foreign activity cytotoxicity, tested	foreign activity -	foreign activity -	foreign activity -

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Storage Class

11 - Combustible Solids

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves

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