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5-Hydroxy-L-tryptophan_Molecular_structure_CAS_4350-09-8)
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5-Hydroxy-L-tryptophan

Catalog No. 56570 Name Sigma Aldrich
CAS Number 4350-09-8 Website http://www.sigmaaldrich.com
M. F. C11H12N2O3 Telephone 1-800-521-8956
M. W. 220.22458 Fax
Purity ≥99.0% (calc. based on dry substance, NT) Email
Storage Chembase ID: 2668

SYNONYMS

Title
5-羟基-L-色氨酸
IUPAC name
(2S)-2-amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid
IUPAC Traditional name
hydroxytryptophan

DATABASE IDS

MDL Number MFCD00064341
CAS Number 4350-09-8
Beilstein Number 88200
EC Number 224-411-1
PubChem SID 24880254

PROPERTIES

Empirical Formula (Hill Notation) C11H12N2O3
Ignition Residue ≤0.05%
Loss on Drying ≤2% loss on drying
Purity ≥99.0% (calc. based on dry substance, NT)
Density 0.902 g/mL at 25 °C(lit.)
Melting Point 270 °C (dec.)(lit.)
Melting Point ~275 °C (dec.)
Optical Rotation [α]20/D -33±2°, c = 1% in H2O
Refractive Index n20/D 1.4850(lit.)
GHS Pictograms GHS06
GHS Signal Word Danger
GHS Hazard statements H301-H315-H319-H335
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Faceshields, Gloves
GHS Precautionary statements P261-P301 + P310-P305 + P351 + P338
RID/ADR UN 2811 6.1/PG 3
Risk Statements 22-36/37/38
RTECS YN7110000
Safety Statements 26
Storage Temperature 2-8°C
Hazard Class 6.1
UN Number 2811
Packing Group 3
German water hazard class 3

DETAILS

Description (English)
Other Notes
Substrate of choice for the assay of aromatic L-amino acid decarboxylase1
Description (简体中文)
Other Notes
芳香族 L-氨基酸脱羧酶试验的优选底物1

REFERENCES