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Tryptophan

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Tryptophan / CAS : 54-12-6

Appearance White or grayish white powder or crystal UN -
HS 29339900 DG Class -
Synonyms Dl-3Beta-Indolylalanine; Dl-Tryptophan; Dl-3β-Indolylalanine; (±)-α-Amino-3-Indolepropionic Acid; (±)-2-Amino-3-(3-Indolyl)Propionic Acid; Racemic Tryptophan; H-Dl-Trp-Oh; 2-Amino-3-(1H-Indol-3-Yl)Propanoic Acid; Dl-Triptophan; Dl-Trytophan; Dl-Trytophane
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Properties

Summary

Formula
C11H12N2O2
Molecular Mass
204.22500
Exact Mass
204.09000
PSA
79.11000
Logp
1.82260
IUPAC
2-amino-3-(1H-indol-3-yl)propanoic acid
SMILES
COC1=CC(=C2C=C1C3CCOC(=O)NC4=CC=CC=C4C5=C6C=CC(=C7C8=NC(=C9C1=CC=CC=C1NC(=O)OCCC(C1=C(C=C(C(=C1)C2CCOC(=O)NC1=CC=CC=C17)OC)OC)C1=C(C=C(C(=C1)C(CCOC(=O)NC1=CC=CC=C1C(=C1C=CC5=N1)C1=CC=C9N1)C1=C(C=C(C3=C1)OC)OC)OC)OC)C=C8)N6)OC

Attribute classification

Matter Classification
organic
Category
Food(Feed) Additives > Food Additive
Food(Feed) Additives > Feed Additive
Cosmetics > Cosmetic Raw Materials

Chemical and Physical Properties

Melting Point
289-290ºC
Density
1.362 g/cm3
Boiling Point
447.9ºC
Flash Point
224.7ºC
Appearance
White or grayish white powder or crystal

Export information

HS Code
29339900
Export Rebate
13%
Risk Code
R22-36/37/38-37/38-41
Safety Label
Xi

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