Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: DI(ETHYLXANTHOGEN)TRISULFIDE
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Purity: 98.0%
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1851-77-0

1851-77-0 structure

Name: DI(ETHYLXANTHOGEN)TRISULFIDE
Chemical Name: O-ethyl (ethoxycarbothioyltrisulfanyl)methanethioate
CAS Number: 1851-77-0
Molecular Formula: C₆H₁₀O₂S₅
Molecular Weight: 274.46700
Create Date: 2017-06-25 01:24:33
Modify Date: 2025-08-20 18:54:14

Name	O-ethyl (ethoxycarbothioyltrisulfanyl)methanethioate
Synonyms	Bisethylxanthate trisulfide Bis-aethoxythiocarbonyl-trisulfan Aethylthioformiattrisulfid BEXT (VAN) Di(ethylxanthogen)trisulfide Trisulfide,bis(ethoxythioxomethyl) Diaethylxanthogentrisulfid Defoliant 713 bis-ethoxythiocarbonyl-trisulfane BEXT Bis-(aethoxy-thioformyl)-trisulfid Bis-ethylxanthogen trisulfide

Density	1.428g/cm3
Boiling Point	340.8ºC at 760 mmHg
Molecular Formula	C₆H₁₀O₂S₅
Molecular Weight	274.46700
Flash Point	159.9ºC
Exact Mass	273.92800
PSA	158.54000
LogP	3.65880
Vapour Pressure	0.000165mmHg at 25°C
Index of Refraction	1.671

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LR0440000

CHEMICAL NAME :: Formic acid, trithiobis(thio-, O,O-diethyl ester

CAS REGISTRY NUMBER :: 1851-77-0

BEILSTEIN REFERENCE NO. :: 1788565

LAST UPDATED :: 199612

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C6-H10-O2-S5

MOLECULAR WEIGHT :: 274.46

WISWESSER LINE NOTATION :: SUYO2&SSSYUS&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 235 mg/kg

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

REFERENCE :: 28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 5,69,1976

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 140 mg/kg

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

REFERENCE :: 28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 5,69,1976

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 300 mg/m3/3H

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

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1018,1986

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 500 mg/kg

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

REFERENCE :: 30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971 Volume(issue)/page/year: -,181,1971

HS Code	2930909090

140-89-6

1851-77-0

Literature: Foss Norske Vid.Selsk.Skr., 1945 , # 2 p. 62,71

502-55-6

1851-77-0

Literature: Bokarev,K.S. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1964 , p. 2074 - 2080 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1964 , p. 2175 - 2182

60-29-7

140-89-6

1851-77-0

Literature: Twiss Journal of the American Chemical Society, 1927 , vol. 49, p. 493

7732-18-5

140-89-6

1851-77-0

Literature: Twiss Journal of the American Chemical Society, 1927 , vol. 49, p. 493

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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