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101566 L-Asparagine monohydrate

L-Asparagine monohydrate for biochemistry. CAS 5794-13-8, pH 4.0 - 5.5 (20 g/l, H₂O, 20 °C).

L-Asparagine monohydrate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Asparaginic acid semiamide, Asn

101566
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
5794-13-8C₄H₈N₂O₃ * H₂O

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      1015669010
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          Description
          Catalogue Number101566
          SynonymsAsparaginic acid semiamide, Asn
          References
          Product Information
          CAS number5794-13-8
          EC number200-735-9
          Hill FormulaC₄H₈N₂O₃ * H₂O
          Molar Mass150.14 g/mol
          HS Code2924 19 99
          Structure formula ImageStructure formula Image
          Quality LevelMQ100
          Applications
          ApplicationL-Asparagine monohydrate for biochemistry. CAS 5794-13-8, pH 4.0 - 5.5 (20 g/l, H₂O, 20 °C).
          Biological Information
          Physicochemical Information
          Melting Point215 - 217 °C decomposes
          pH value4.0 - 5.5 (20 g/l, H₂O, 20 °C)
          Bulk density530 kg/m3
          Solubility22 g/l
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          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
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +2°C to +30°C.
          Packaging Information
          Transport Information
          Supplemental Information
          Specifications
          Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
          Identity (IR-spectrum)passes test
          Identity (specific rotation)passes test
          Appearancewhite to almost white crystalline powder or colorless crystals
          Appearance of solution (20 g/l, CO₂-free water)clear and colorless
          Spec. rotation (α 20/D, 100 g/l, hydrochloric acid 3 mol/l, calc. on dried substance)+33.7 to +36.0
          Chloride (Cl)≤ 50 ppm
          Sulfate (SO₄)≤ 50 ppm
          As (Arsenic)≤ 5 ppm
          Ca (Calcium)≤ 10 ppm
          Co (Cobalt)≤ 5 ppm
          Fe (Iron)≤ 5 ppm
          K (Potassium)≤ 5 ppm
          Mg (Magnesium)≤ 5 ppm
          Na (Sodium)≤ 50 ppm
          Pb (Lead)≤ 10 ppm
          Zn (Zinc)≤ 5 ppm
          Ninhydrin-positive substances (LC)(Aspartic acid)≤ 0.5 %
          Ninhydrin-positive substances (LC) (any other ninhydrin-positive impurity)≤ 0.3 %
          Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
          Ninhydrin-positive substances (LC) (total impurities)≤ 0.8 %
          Loss on drying (130 °C, 3 h)10.5 - 12.5 %
          Global Trade Item Number
          Catalogue Number GTIN
          1015661000 04022536022840
          1015669010 04022536692647