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108374 L-Tryptophan

108374
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
73-22-3C₁₁H₁₂N₂O₂

Pricing & Availability

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1083740010
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      Plastic bottle 10 g
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      1083740100
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          Plastic bottle 100 g
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          1083740500
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              Plastic bottle 500 g
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              1083749010
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                  Plastic drum 10 kg
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                  1083749025
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                      Plastic drum 25 kg
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                      Description
                      Catalogue Number108374
                      SynonymsTrp
                      References
                      Product Information
                      CAS number73-22-3
                      EC number200-795-6
                      Hill FormulaC₁₁H₁₂N₂O₂
                      Molar Mass204.23 g/mol
                      HS Code2933 99 19
                      Structure formula ImageStructure formula Image
                      Quality LevelMQ100
                      Applications
                      ApplicationL-Tryptophan for biochemistry. CAS 73-22-3, pH 5.5 - 7.0 (10 g/l, H₂O, 20 °C).
                      Biological Information
                      Physicochemical Information
                      Melting Point290 °C (decomposition)
                      pH value5.5 - 7 (1 g/l, H₂O, 25 °C)
                      Bulk density400 kg/m3
                      Solubility10 g/l
                      Dimensions
                      Materials Information
                      Toxicological Information
                      LD 50 oralLD50 Rat 16000 mg/kg
                      Safety Information according to GHS
                      RTECSYN6130000
                      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
                      Spec. rotation (α 20/D, 10 g/l, water, calc. on dried substance)-30.0 to -33.0
                      Appearancewhite to almost white, crystalline or amorphous powder
                      Appearance of solution (10 g/l, Hydrochloric acid 1 mol/l)clear and colorless
                      Chloride (Cl)≤ 200 ppm
                      Sulfate (SO₄)≤ 300 ppm
                      Fe (Iron)≤ 20 ppm
                      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)≤ 0.5 %
                      Loss on drying (105 °C; 3 h)≤ 0.3 %
                      Global Trade Item Number
                      Catalogue Number GTIN
                      1083740010 04022536103532
                      1083740100 04022536103549
                      1083740500 04022536103556
                      1083749010 04022536692838
                      1083749025 04022536693460

                      Documentation

                      L-Tryptophan SDS

                      Title

                      Safety Data Sheet (SDS) 

                      L-Tryptophan Certificates of Analysis

                      Product Number PackagingSpecificationLot Number
                      1083740010 Plastic bottlePDF Specification Document
                      1083740100 Plastic bottlePDF Specification Document
                      1083740500 Plastic bottlePDF Specification Document
                      1083749010 Plastic drumPDF Specification Document
                      1083749025 Plastic drumPDF Specification Document