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243005 Millipore

L-Cysteine, Free Base - CAS 52-90-4 - Calbiochem

Naturally-occurring non-essential amino acid.

Synonym: Cys, L-Cysteine, Free Base - CAS 52-90-4 - Calbiochem

  • CAS Number 52-90-4

  • Empirical Formula (Hill Notation) C3H7NO2S

  • Molecular Weight 121.16

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Properties

Related Categories Amino Acids, Biochemicals and Reagents More...
Quality Level   100
assay   ≥98% (perchloric acid titration)
form   solid
optical activity   [α]20/D +8 to +9°, c = 5 in 1 M HCl
mfr. no.   Calbiochem®
storage condition   OK to freeze
storage conditions   +15C to +30C
impurities   ≤100 CFU/g Total microorganisms
  ≤24 EU/g Endotoxin
color   white
solubility   water: 10 mg/mL
  1 M HCl: 50 mg/mL
cation traces   Fe: ≤10 ppm
  heavy metals (as Pb): ≤0.001%
shipped in   ambient

Description

General description

Naturally occurring non-essential amino acid.

Naturally-occurring non-essential amino acid.

Packaging

1 kg in Glass bottle

25 gm in Plastic ampoule

100 gm in Glass bottle

Packaged under inert gas

Warning

Toxicity: Harmful (C)

Reconstitution

Aqueous stock solutions are stable for up to 24 h at -20°C. Acidic stock solutions, when aliquoted and stored at -20°C, are stable for up to 1 month.

Safety & Documentation

Safety Information

RTECS 
HA1600000

Documents

Certificate of Analysis (COA)

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Protocols & Articles

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Amino Acids Reference Charts

Amino acids are the compounds or building blocks that make up peptides and proteins. Each amino acid is structured from an amino group and a carboxyl group bound to a tetrahedral carbon. This carbon ...
Keywords: Building blocks, Gene expression, Mass spectrometry

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