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2470 L-Cystine - CAS 56-89-3 - Calbiochem

2470
Purchase on Sigma-Aldrich

Overview

Replacement Information

Key Spec Table

Empirical FormulaCAS #
C₆H₁₂N₂O₄S₂56-89-3

Products

Catalogue NumberPackaging Qty/Pack
2470-25GM Glass bottle 25 gm
Description
Catalogue Number2470
Brand Family Calbiochem®
Synonyms(Cys)₂
References
Product Information
CAS number56-89-3
FormWhite crystals or crystalline powder
Hill FormulaC₆H₁₂N₂O₄S₂
Chemical formulaC₆H₁₂N₂O₄S₂
Optical rotationOptical rotation: -218° to -224°(c = 2, 1 N HCl, 20°C)
Quality LevelMQ100
Applications
Biological Information
Purity≥98% by Assay (Macro-Kjeldahl Method)
Physicochemical Information
ContaminantsHeavy metals: ≤10 ppm; sulfate: ≤0.02%; arsenic: ≤1 ppm; chloride: ≤0.02%; ammonium: ≤0.02%
Heavy metals≤10 ppm
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSHA2690000
Safety Information
Product Usage Statements
Storage and Shipping Information
Ship Code Ambient Temperature Only
Toxicity Standard Handling
Storage +15°C to +30°C
Do not freeze Ok to freeze
Special InstructionsFollowing reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.
Packaging Information
Transport Information
Supplemental Information
Specifications

Documentation

L-Cystine - CAS 56-89-3 - Calbiochem SDS

Title

Safety Data Sheet (SDS) 

L-Cystine - CAS 56-89-3 - Calbiochem Certificates of Analysis

TitleLot Number
2470
Data Sheet

Note that this data sheet is not lot-specific and is representative of the current specifications for this product. Please consult the vial label and the certificate of analysis for information on specific lots. Also note that shipping conditions may differ from storage conditions.

Revision12-April-2010 JSW
Synonyms(Cys)₂
DescriptionNon-essential amino acid for human development. Has an optimal pH of 5.0-6.5.
FormWhite crystals or crystalline powder
CAS number56-89-3
RTECSHA2690000
Chemical formulaC₆H₁₂N₂O₄S₂
Purity≥98% by Assay (Macro-Kjeldahl Method)
ContaminantsHeavy metals: ≤10 ppm; sulfate: ≤0.02%; arsenic: ≤1 ppm; chloride: ≤0.02%; ammonium: ≤0.02%
SolubilityH₂O (100 µg/ml). Solubility may be enhanced by lowering the pH to <2.0 or raising the pH to >8.0.
Storage +15°C to +30°C
Do Not Freeze Ok to freeze
Special InstructionsFollowing reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.
Toxicity Standard Handling
Merck USA index14, 2782