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5-hydroxy-L-tryptophan

CAS No.: 4350-09-8      Formula: C11H12N2O3

Weight: 220.22500

Synonyms: L-Tryptophan, 5-hydroxy-; (2S)-2-amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid; 5-Hydroxy-L-tryptophan; L-5-HTP L-2-Amino-3-(5-hydroxyindolyl)propionic acid; L-5-Hydroxytryptophan;


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Description

5-Hydroxytryptophan (5-HTP), also known as oxitriptan (INN), is a naturally occurring amino acid and chemical precursor as well as a metabolic intermediate in the biosynthesis of the neurotransmitters serotonin and melatonin from tryptophan.

Basic Information
CAS No.:
4350-09-8
Synonyms:
L-Tryptophan, 5-hydroxy-; (2S)-2-amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid; 5-Hydroxy-L-tryptophan; L-5-HTP L-2-Amino-3-(5-hydroxyindolyl)propionic acid; L-5-Hydroxytryptophan;
Formula:
C11H12N2O3
Molecular Weight:
220.22500
PSA:
99.34000
LogP:
1.52820
Properties
Appearance & Character:
White to gray white powder
Density:
0.902 g/mL at 25 °C(lit.)
Melting Point:
270 °C (dec.)(lit.)
Boiling Point:
520.6ºC at 760 mmHg
Flash Point:
175 °F
Storage Conditions:
2-8ºC
Safety Info
Symbol:
GHS06
Signal Word:
Dangerous
Hazard Statement:
H301; H315; H319; H335
Warning Statement:
P261; P301 + P310; P305 + P351 + P338
Customs Code:
2929909090
WGK Germany:
3
Hazard Category Code:
R22
Security Instructions:
S36-S26
Dangerous Goods Sign:
Xn