54-12-6

54-12-6 structure

Name	tryptophan
Synonyms	DL-Tryptophan DL-Trp 3-Indol-3-ylalanine DL-3β-Indolylalanine H-Trp-OH α-Aminoindole-3-propionic acid (RS)-Tryptophan Trp UNII:X9U7434L7A 2-amino-3-(1H-indol-3-yl)propanoic acid Indole-3-alanine Propionic acid, 2-amino-3-indol-3-yl- Alanine, 3-indol-3-yl DL-3beta-Indolylalanine H-DL-Trp-OH (±)-Tryptophan DL-a-Amino-3-indolepropionic Acid 1H-Indole-3-alanine (VAN) Tryptophan (VAN) (±)-2-Amino-3-(3-indolyl)propionic Acid Indole-3-propionic acid, α-amino- Alanine, 3-indol-3-yl- Tryptophan MFCD04118170 DL-Trytophane EINECS 200-194-9 (±)-α-Amino-3-indolepropionic acid Racemic Tryptophan DL-Trytophan DL-triptophan

Description	DL-Tryptophan is an endogenous metabolite.
Related Catalog	Research Areas >> Metabolic Disease
Target	Human Endogenous Metabolite

Density	1.4±0.1 g/cm3
Boiling Point	447.9±35.0 °C at 760 mmHg
Melting Point	289-290ºC
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
Storage condition	Store at RT.
Stability	Stable. Incompatible with strong oxidizing agents, strong acids.
Water Solubility	10 g/L (20 ºC)

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 15,2134,1966 ** TUMORIGENIC DATA **

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Lungs, Thorax, or Respiration - tumors Reproductive - Tumorigenic effects - testicular tumors

REFERENCE :: CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 39,1207,1979 *** REVIEWS *** TOXICOLOGY REVIEW BLFSBY Basic Life Sciences. (Plenum Pub. Corp., 223 Spring St., New York, NY 10003) V.1- 1973- Volume(issue)/page/year: 24,253,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3905 No. of Facilities: 559 (estimated) No. of Industries: 3 No. of Occupations: 11 No. of Employees: 6205 (estimated) No. of Female Employees: 3513 (estimated)

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
Risk Phrases	R22
Safety Phrases	S24/25
RIDADR	NONH for all modes of transport
WGK Germany	1
RTECS	YN6129200
HS Code	29339990

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%