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108371 L-Tyrosine

L-Tyrosine for biochemistry. CAS 60-18-4, pH 6.5 (0.1 g/l, H₂O).

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

Synonyms: 4-Hydroxyphenylalanine, Tyr, 4-Hydroxyphenylalanine

108371
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
60-18-4C₉H₁₁NO₃

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1083710025
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      1083710100
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          1083711000
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              1083719010
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                  Description
                  Catalogue Number108371
                  Synonyms4-Hydroxyphenylalanine, Tyr, 4-Hydroxyphenylalanine
                  References
                  Product Information
                  CAS number60-18-4
                  EC number200-460-4
                  Hill FormulaC₉H₁₁NO₃
                  Molar Mass181.19 g/mol
                  HS Code2922 50 99
                  Structure formula ImageStructure formula Image
                  Quality LevelMQ100
                  Applications
                  ApplicationL-Tyrosine for biochemistry. CAS 60-18-4, pH 6.5 (0.1 g/l, H₂O).
                  Biological Information
                  Physicochemical Information
                  Density1.46 g/cm3
                  Melting Point343 °C (decomposition)
                  pH value6.5 (0.1 g/l, H₂O)
                  Bulk density300 kg/m3
                  Solubility0.38 g/l
                  Dimensions
                  Materials Information
                  Toxicological Information
                  LD 50 oralLD50 Rat > 5110 mg/kg
                  Safety Information according to GHS
                  RTECSYP2275600
                  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
                  Appearancewhite to almost white, crystalline powder or colorless crystals
                  Appearance of solution (25 g/l, Hydrochloric acid 2 mol/l)clear and not more intense in color than reference solution Y₇
                  Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance)-12.1 to -11.3
                  Chloride (Cl)≤ 200 ppm
                  Sulfate (SO₄)≤ 200 ppm
                  Heavy metals (as Pb)≤ 10 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)≤ 100 ppm
                  Zn (Zinc)≤ 5 ppm
                  Ninhydrin-positive substances (LC) (impurity A (570 nm))≤ 0.5 %
                  Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
                  Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
                  Ninhydrin-positive substances (LC) (total impurities)≤ 0.6 %
                  Loss on drying (105 °C; 3 h)≤ 0.2 %
                  Global Trade Item Number
                  Catalogue Number GTIN
                  1083710025 04022536103495
                  1083710100 04022536103501
                  1083711000 04022536103518
                  1083719010 04022536692821