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797103

Sigma-Aldrich

5-Hydroxy-DL-tryptophan

Synonym(s):

DL-2-Amino-3-(5-hydroxyindolyl)propionic acid, DL-5-HTP

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About This Item

Empirical Formula (Hill Notation):
C11H12N2O3
CAS Number:
56-69-9
Molecular Weight:
220.22
Beilstein:
88199
EC Number:
200-284-8
MDL number:
MFCD00005651
UNSPSC Code:
12352100
PubChem Substance ID:
329768568
NACRES:
NA.22

form

solid

mp

298-300 °C (dec.) (lit.)

SMILES string

NC(Cc1c[nH]c2ccc(O)cc12)C(O)=O

InChI

1S/C11H12N2O3/c12-9(11(15)16)3-6-5-13-10-2-1-7(14)4-8(6)10/h1-2,4-5,9,13-14H,3,12H2,(H,15,16)

InChI key

LDCYZAJDBXYCGN-UHFFFAOYSA-N

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Related Categories

Biochem/physiol Actions

Immediate precursor of serotonin; L-aromatic amino acid decarboxylase substrate.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Infiltration of activated immune cells and increased cytokine production define the immunophenotype of gastrointestinal (GI) inflammation. In addition, intestinal inflammation is accompanied by alteration in the numbers of serotonin (5-hydroxytryptamine; 5-HT) synthesizing enterochromaffin (EC) cells and in 5-HT amount. It
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Serotonin (5-HT) is a monoamine originally purified from blood as a vasoactive agent. In nonneuronal tissues, its presence is linked with the expression of tryptophan hydroxylase 1 (TPH1) that catalyzes the rate-limiting step of its synthesis. Targeted disruption in mice
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