CAS No 54-12-6 , 2-amino-3-(1H-indol-3-yl)propanoic acid

Name: 2-amino-3-(1H-indol-3-yl)propanoic acid
Synonyms: (+-)-Tryptophan; CCRIS 719; DL-Trytophan; DL-Trytophane;2-amino-3-(1H-indol-3-yl)propanoic acid;54-12-6; DL-3beta-Indolylalanine; Racemic Tryptophan;
CAS Registry Number:54-12-6
Melting Point: 289-290 ºC
Density: 1.362 g/cm³
Water Solubility: 10 G/L (20 ºC)
Safety Statements: Experimental reproductive effects. Questionable carcinogen with experimental carcinogenic data. When heated to decomposition it emits toxic fumes of NO_x.
Hazard Symbols: Xi
HS Code: 29339990
EINECS: 200-194-9
Molecular Weight: 204.22518
InchiKey: QIVBCDIJIAJPQS-UHFFFAOYSA-N
InChI: InChI=1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,
13H,5,12H2,(H,14,15)
Risk Statements: S24/25
Molecular Formula: C₁₁H₁₂N₂O₂
Molecular Structure:

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           54-12-6 Tryptophan
           
             Zhejiang Huakang Pharmaceutical Co.,Ltd.
             
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Tel: +86-(571)-85828093
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Address: 18 Huagong Road, Huabu Town, Kaihua County, Zhejiang 324302,  Hangzhou,ZhejiangChina

           54-12-6 DL-Tryptophan
           
             EZhou Hengtong Great chemical Co., LTD
             
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           54-12-6 DL-Tryptophan
           
             Hangzhou Hengrui Biological Products Co.,Ltd.
             
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Tel: +86-571-82338556     86623889
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           54-12-6 DL-Tryptophan 
           
             Shijiazhuang Rich Pharmaceutical Co,. Ltd.
             
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           54-12-6 DL-Tryptophan
           DL-Tryptophan
 
             ABCR GmbH & Co KG
             
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Tel:  +49 721 95061-0
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Address: Im Schlehert 10 
76187 Karlsruhe 
Germany null,nullGermany

           54-12-6 DL -TRYPTOPHAN BIOTECH GRADE
           DL -TRYPTOPHAN BIOTECH GRADE
 
             Advanced Technology & Industrial Co., Ltd.
             
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Address: Unit B, 1/F., Cheong Shing Bldg.,
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           54-12-6 Tryptophan, DL-
           Tryptophan, DL-
 
             CHEMOS GmbH
             
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Fax:  0049 9402/9336 13
Address: CHEMOS GmbH 
Werner-von-Siemensstr. 3 
93128 Regenstauf 
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