Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-Hydroxy-D-tryptophan
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: DL-Tryptophan, 5-hydroxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

114-03-4

114-03-4 structure

114-03-4 structure

Name: 5-Hydroxy-D-tryptophan
Chemical Name: 5-hydroxytryptophan
CAS Number: 114-03-4
Molecular Formula: C₁₁H₁₂N₂O₃
Molecular Weight: 220.225
Create Date: 2018-07-26 14:12:32
Modify Date: 2025-08-21 19:35:10

Name	5-hydroxytryptophan
Synonyms	D-5-hydroxytryptophan MFCD00005651 Tryptophan, 5-hydroxy-, D- 5-Hydroxy-DL-tryptophan EINECS 204-039-6 (2R)-2-amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid D-Tryptophan, 5-hydroxy- DL-Tryptophan, 5-hydroxy-

Density	1.5±0.1 g/cm3
Boiling Point	520.6±50.0 °C at 760 mmHg
Melting Point	298-300ºC
Molecular Formula	C₁₁H₁₂N₂O₃
Molecular Weight	220.225
Flash Point	268.7±30.1 °C
Exact Mass	220.084793
PSA	99.34000
LogP	-0.14
Vapour Pressure	0.0±1.4 mmHg at 25°C
Index of Refraction	1.737
Storage condition	Refrigerator

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YN7100000

CHEMICAL NAME :: Tryptophan, 5-hydroxy-, DL-

CAS REGISTRY NUMBER :: 114-03-4

BEILSTEIN REFERENCE NO. :: 0088199

LAST UPDATED :: 199709

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C11-H12-N2-O3

MOLECULAR WEIGHT :: 220.25

WISWESSER LINE NOTATION :: T56 BMJ D1YZVQ GQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >6 gm/kg

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

REFERENCE :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 69,523,1973

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1080 mg/kg

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

REFERENCE :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 69,523,1973

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >400 mg/kg

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

REFERENCE :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 69,523,1973 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 100 mg/kg

SEX/DURATION :: female 21 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetal death

REFERENCE :: JPBAA7 Journal of Pathology and Bacteriology. (London, UK) V.1-96, 1892-1968. For publisher information, see JPTLAS. Volume(issue)/page/year: 94,113,1967 *** REVIEWS *** TOXICOLOGY REVIEW ABPYBL Advances in Biochemical Psychopharmacology. (Raven Press, 1185 Ave. of the Americas, New York, NY 10036) V.1- 1969- Volume(issue)/page/year: 10,213,1974

Hazard Codes	Xn,Xi
Risk Phrases	25-65-36/37/38-20/21/22-20/21
Safety Phrases	S24/25
RIDADR	UN 2811
RTECS	YN7100000
Packaging Group	III
HS Code	2933990090

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%

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