D-tryptophan

Modify Date: 2025-08-21 10:18:59

D-tryptophan Structure
D-tryptophan structure
 Common Name D-tryptophan
CAS Number 153-94-6 Molecular Weight 204.225
Density 1.4±0.1 g/cm3 Boiling Point 447.9±35.0 °C at 760 mmHg
Molecular Formula C11H12N2O2 Melting Point 282-285ºC
MSDS Chinese USA Flash Point 224.7±25.9 °C

 Use of D-tryptophan


H-D-Trp-OH is a D-stereoisomer of tryptophan and occasionally found in naturally produced peptides such as the marine venom peptide.

 Names

Name D-tryptophan
Synonym More Synonyms

 D-tryptophan Biological Activity

Description H-D-Trp-OH is a D-stereoisomer of tryptophan and occasionally found in naturally produced peptides such as the marine venom peptide.
Related Catalog
Target

Human Endogenous Metabolite

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 447.9±35.0 °C at 760 mmHg
Melting Point 282-285ºC
Molecular Formula C11H12N2O2
Molecular Weight 204.225
Flash Point 224.7±25.9 °C
Exact Mass 204.089874
PSA 79.11000
LogP 1.04
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.698

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YN6129000
CHEMICAL NAME :
Tryptophan, D-
CAS REGISTRY NUMBER :
153-94-6
LAST UPDATED :
199803
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C11-H12-N2-O2
MOLECULAR WEIGHT :
204.25
WISWESSER LINE NOTATION :
T56 BMJ D1YZVQ -D

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4289 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - body temperature decrease
REFERENCE :
ABBIA4 Archives of Biochemistry and Biophysics. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.31- 1951- Volume(issue)/page/year: 64,319,1956 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5536 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 307 (estimated) No. of Female Employees: 251 (estimated)

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS YN6129000
HS Code 2933990090

 Synthetic Route

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles22

More Articles
Enantioseparation of (DL)-tryptophan by spiral tube assembly counter-current chromatography and evaluation of mass transfer rate for enantiomers.

J. Chromatogr. A. 1374 , 77-84, (2014)

Spiral tube assembly counter-current chromatography was successfully applied in enantioseparation of dl-tryptophan using bovine serum albumin as chiral selector. An improved biphasic aqueous-aqueous s...

Inhibition of Pseudomonas aeruginosa biofilm formation on wound dressings.

Wound Repair Regen. 23 , 842-54, (2015)

Chronic nonhealing skin wounds often contain bacterial biofilms that prevent normal wound healing and closure and present challenges to the use of conventional wound dressings. We investigated inhibit...

Carbonic anhydrase activators: activation of the human tumor-associated isozymes IX and XII with amino acids and amines.

Bioorg. Med. Chem. 16 , 3530-6, (2008)

The first activation study of the human carbonic anhydrase (hCA, EC 4.2.1.1) isoforms associated to tumors, hCA IX and XII, with a small library of natural and non-natural amino acids as well as aroma...

 Synonyms

(2R)-2-amino-3-(1H-indol-3-yl)propanoic acid
(R)-a-Amino-3-indolepropionic Acid
Tryptophan
H-D-Trp-OH
(R)-a-Aminoindole-3-propanoic Acid
EINECS 205-819-9
D-α-Amino-3-indolepropionic acid
(R)-tryptophan
D-tryptophan
D-tryptophan zwitterion
(+)-Tryptophan
D(+)-Tryptophan
tryptophane
MFCD00005647
(R)-2-Amino-3-(3-indolyl)propionic acid
(R)-(+)-2-Amino-3-(3-indolyl)propionic Acid
Tryptophan, D-
Tadalafil Impurity 1
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Chemsrc provides D-tryptophan(CAS#:153-94-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of D-tryptophan are included as well.>> amp version: D-tryptophan

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