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L-5-Hydroxytryptophan

L-5-Hydroxytryptophan
L-5-Hydroxytryptophan
CAS No.
4350-09-8
Chemical Name:
L-5-Hydroxytryptophan
Synonyms
5-HTP;L-HTP;L-5-HTP;quietim;Levothym;pretonine;OXITRIPTAN;H-TRP(5-OH)-OH;Griffonia seed;L-Trp(5-OH)-OH
CBNumber:
CB9110025
Molecular Formula:
C11H12N2O3
Formula Weight:
220.22
MOL File:
4350-09-8.mol

L-5-Hydroxytryptophan Properties

Melting point:
270 °C (dec.)(lit.)
alpha 
-32.5 º (c=1,H2O on dry basis)
Density 
0.902 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.4850(lit.)
Flash point:
175 °F
storage temp. 
2-8°C
solubility 
H2O: 10 mg/mL
form 
solid
color 
white
Water Solubility 
Slightly soluble
Merck 
14,4847
BRN 
88200
CAS DataBase Reference
4350-09-8(CAS DataBase Reference)
EPA Substance Registry System
L-Tryptophan, 5-hydroxy-(4350-09-8)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn,Xi
Risk Statements  22-36/37/38-65-20/21/22-20/21
Safety Statements  36-26
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  YN7110000
3-10
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29339990
Symbol(GHS):
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P330 Rinse mouth.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

L-5-Hydroxytryptophan price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 107751 5-Hydroxy-L-tryptophan 98% (calc. on dried substance) 4350-09-8 1g $33.4 2017-11-08 Buy
Sigma-Aldrich 1329913 5-Hydroxy-L-tryptophan United States Pharmacopeia (USP) Reference Standard 4350-09-8 100mg $347.4 2017-11-08 Buy
TCI Chemical H0531 5-Hydroxy-L-tryptophan >98.0%(HPLC)(T) 4350-09-8 1g $13 2017-12-01 Buy
TCI Chemical H0531 5-Hydroxy-L-tryptophan >98.0%(HPLC)(T) 4350-09-8 5g $46 2017-12-01 Buy
Alfa Aesar A13954 L-5-Hydroxytryptophan hydrate, 98% 4350-09-8 5g $134 2017-11-08 Buy

L-5-Hydroxytryptophan Chemical Properties,Uses,Production

Chemical Properties

white to pale grey powder

Uses

A labelled metabolite of Tryptophan

Uses

5-Hydroxy-L-Tryptophan is a hydroxylated metabolite of L-Tryptophan

General Description

Colorless to pale pink crystals.

Air & Water Reactions

L-5-Hydroxytryptophan is sensitive to air. Slightly water soluble .

Reactivity Profile

L-5-Hydroxytryptophan reacts with bases. .

Fire Hazard

Flash point data for L-5-Hydroxytryptophan are not available, however, L-5-Hydroxytryptophan is probably combustible.

L-5-Hydroxytryptophan Preparation Products And Raw materials

Raw materials

Preparation Products


L-5-Hydroxytryptophan Suppliers

Global( 214)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96820 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
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INTATRADE GmbH +49 3493/605464
+49 3493/605470 sales@intatrade.de Germany 3588 66
Chembest Research Laboratories Limited +86(0)21-20908456
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Alfa Aesar 400-610-6006; 021-67582000
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TCI (Shanghai) Development Co., Ltd. 800-988-0390
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Energy Chemical 021-58432009 / 400-005-6266
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Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18
0086-571-85864795 sales@capotchem.com China 18276 66
Beijing Ouhe Technology Co., Ltd +86-10-4006331231;+86-10-51280831;+86-10-82967028
+86-10-82967029 sales@ouhechem.com China 10813 60
BePharm Ltd. (Click here for a quote) 40068-59117; 86-21-51816456-8021/8022/8023
+86-21-51816740 (China Mainland); +86-21-51816457 (Others) product@bepharm.com China 24595 61

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