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816014 (R)-(+)-Cysteine

816014
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
52-90-4200-158-2C₃H₇N O₂S121.16 g/mol

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          Description
          Catalogue Number816014
          Synonymsa-Amino-ß-mercapto propionic acid, αlpha-Amino-ß-mercapto propionic acid, Cys, αlpha-Amino-beta-mercapto propionic acid
          References
          Product Information
          CAS number52-90-4
          EC number200-158-2
          Hill FormulaC₃H₇N O₂S
          Molar Mass121.16 g/mol
          HS Code2930 90 13
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          Application(R)-(+)-Cysteine for synthesis. CAS 52-90-4, pH 4.5 - 5.5 (100 g/l, H₂O, 20 °C).
          Biological Information
          Physicochemical Information
          Ignition temperature420 °C
          Melting Point220 - 228 °C
          pH value4.5 - 5.5 (100 g/l, H₂O, 20 °C)
          Bulk density300 kg/m3
          Solubility280 g/l
          Dimensions
          Materials Information
          Toxicological Information
          LD 50 oralLD50 Rat 1890 mg/kg
          Safety Information according to GHS
          RTECSHA1600000
          Storage class10 - 13 Other liquids and solids
          WGKWGK 1 slightly hazardous to water
          Disposal3
          Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
          Safety Information
          Categories of dangerharmful
          Product Usage Statements
          Storage and Shipping Information
          StorageStore below +30°C.
          Packaging Information
          Transport Information
          Supplemental Information
          Specifications
          Assay (HClO₄)≥ 98.0 %
          Spec. rotation [α²0/D (c=8 in HCl 1 mol/l)+8.0 - +9.5 °
          Identity (IR)passes test

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          Categories

          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Carboxylic Acids > Aminocarboxylic Acids and Derivatives
          Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Carboxylic Acids > Aminocarboxylic Acids and Derivatives
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Carboxylic Acids > Aminocarboxylic Acids and Derivatives