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

DC Chemicals Limited
China
Product Name: Tetrodotoxin
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/1g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

4368-28-9

4368-28-9 structure

4368-28-9 structure

Name: Tetrodotoxin
Chemical Name: tetrodotoxin
CAS Number: 4368-28-9
Molecular Formula: C₁₁H₁₇N₃O₈
Molecular Weight: 319.268
Catalog: analytical chemistry Standard Traditional Chinese medicine standard
Create Date: 2018-02-05 08:00:00
Modify Date: 2025-08-20 18:33:10

Name	tetrodotoxin
Synonyms	5,9:7,10a-Dimethano-10aH-[1,3]dioxocino[6,5-d]pyrimidine-4,7,10,11,12-pentol, octahydro-12-(hydroxymethyl)-2-imino-, (4R,4aR,5R,7S,9S,10S,10aR,11S,12S)- Tetrodotoxin EINECS 224-458-8 Tetradotoxin Fugu Toxin spheroidine (–)-Tetrodotoxin (1R,5R,6R,7R,9S,11S,12S,13S,14S)-3-Amino-14-(hydroxymethyl)-8,10-dioxa-2,4-diazatetracyclo[7.3.1.1.0]tetradec-2-ene-5,9,12,13,14-pentol (4R,4aR,5R,7S,9S,10S,10aR,11S,12S)-octahydro-12-(hydroxymethyl)-2-imino-5,9:7,10a-dimethano-10aH-(1,3)dioxocino(6,5-d)pyrimidine-4,7,10,11,12-pentol maculotoxin tarichatoxin tetrodontoxin tetrdotoxin Fugu poison,Maculotoxin,TTX MFCD00213719 fugu poison

Density	2.8±0.1 g/cm3
Boiling Point	702.6±70.0 °C at 760 mmHg
Melting Point	225ºC dec
Molecular Formula	C₁₁H₁₇N₃O₈
Molecular Weight	319.268
Flash Point	378.7±35.7 °C
Exact Mass	319.101563
PSA	187.75000
LogP	2.16
Vapour Pressure	0.0±5.0 mmHg at 25°C
Index of Refraction	2.087
Water Solubility	H2O: stable at pH 4-5 if stored frozensoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: IO1450000

CAS REGISTRY NUMBER :: 4368-28-9

BEILSTEIN REFERENCE NO. :: 0049176

LAST UPDATED :: 199710

DATA ITEMS CITED :: 19

MOLECULAR FORMULA :: C11-H17-N3-O8

MOLECULAR WEIGHT :: 319.31

WISWESSER LINE NOTATION :: T66 B6 D6/B-H/DM A B- C 2BD M AO B-O DX EMYMTJ CQ EQ GQ G1Q JQ LUM

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 15 ug/kg

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

REFERENCE :: SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 144,1100,1964

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 334 ug/kg

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

REFERENCE :: SKEZAP Shokuhin Eiseigaku Zasshi. Food Hygiene Journal. (Nippon Shokuhin Eisei Gakkai c/o Shokuhin Eisei Senta, 2-6-1 Jingumae, Shibuya-ku, Tokyo 150, Japan) V.1- 1960- Volume(issue)/page/year: 14,186,1973

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 8 ug/kg

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

REFERENCE :: SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 144,1100,1964

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 8 ug/kg

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

REFERENCE :: CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 4,331,1971

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 7300 ng/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold

REFERENCE :: SKEZAP Shokuhin Eiseigaku Zasshi. Food Hygiene Journal. (Nippon Shokuhin Eisei Gakkai c/o Shokuhin Eisei Senta, 2-6-1 Jingumae, Shibuya-ku, Tokyo 150, Japan) V.1- 1960- Volume(issue)/page/year: 14,186,1973

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

ROUTE OF EXPOSURE :: Intracerebral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 600 ng/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia

REFERENCE :: SKEZAP Shokuhin Eiseigaku Zasshi. Food Hygiene Journal. (Nippon Shokuhin Eisei Gakkai c/o Shokuhin Eisei Senta, 2-6-1 Jingumae, Shibuya-ku, Tokyo 150, Japan) V.1- 1960- Volume(issue)/page/year: 14,186,1973

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 8700 pg/kg

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

REFERENCE :: IGAYAY Igaku No Ayumi. Progress in Medicine. (Ishiyaku Shuppan K.K., 1-7-10, Honkomagom, Bunkyo-ku, Tokyo, Japan) V.1- 1946- Volume(issue)/page/year: 112,861,1980

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 7500 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 650 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 400 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 400 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intracerebral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 25 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 4 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraspinal

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 80 ug/kg

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

REFERENCE :: HXPHAU Handbuch der Experimentellen Pharmakologie. (Berlin, Ger.) New series: V.1-49, 1935-78. For publisher information, see HEPHD2. Volume(issue)/page/year: 6,63,1938

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Amphibian - frog

DOSE/DURATION :: 14 ug/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change

REFERENCE :: TOXIA6 Toxicon. (Pergamon Press Ltd., Headington Hill Hall, Oxford OX3 OBW, UK) V.1- 1962- Volume(issue)/page/year: 5,25,1967

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Amphibian - frog

DOSE/DURATION :: 15 ug/kg

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

REFERENCE :: SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 144,1100,1964 *** REVIEWS *** TOXICOLOGY REVIEW TRBMAV Texas Reports on Biology and Medicine. (Galveston, TX) V.1-41(2), 1943-81/82. Discontinued. Volume(issue)/page/year: 33,183,1975

Hazard Codes	T+: Very toxic;
Risk Phrases	R26/27/28
Safety Phrases	S22-S36/37/39-S45
RIDADR	UN 3462 6.1/PG 1
WGK Germany	3
RTECS	IO1450000
Packaging Group	I
Hazard Class	6.1(a)

Precursor 9
588693-73-6 588693-71-4 588693-75-8 588693-98-5
588693-55-4 588693-65-6 588693-96-3 588693-79-2
588693-60-1
DownStream 2
3270-35-7 73600-89-2

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