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Dayang Chem (Hangzhou) Co., Ltd.
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Product Name: BIS(ETHYLXANTHOGEN) TETRASULFIDE
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1851-71-4

1851-71-4 structure

1851-71-4 structure

Name: BIS(ETHYLXANTHOGEN) TETRASULFIDE
Chemical Name: O-ethyl (ethoxycarbothioyltetrasulfanyl)methanethioate
CAS Number: 1851-71-4
Molecular Formula: C₆H₁₀O₂S₆
Molecular Weight: 306.53200
Create Date: 2016-04-02 17:28:57
Modify Date: 2025-08-26 12:39:52

Name	O-ethyl (ethoxycarbothioyltetrasulfanyl)methanethioate
Synonyms	Tetrasulfide,bis(ethoxythiocarbonyl) Bis(ethylxanthogen) tetrasulfide Di-ethoxythiokarbonyl-tetrasulfid [Czech] FORMIC ACID,TETRATHIOBIS(THIO-,O,O-DIETHYL ESTER bis-ethoxythiocarbonyl-tetrasulfane Diaethylxanthogentetrasulfid Bis-(aethoxy-thioformyl)-tetrasulfid Methanethioic Bis-aethoxythiocarbonyl-tetrasulfan Aethylthioformiattetrasulfid Bis(ethoxythiocarbonyl)tetrasulfide

Density	1.486g/cm3
Boiling Point	383.7ºC at 760 mmHg
Molecular Formula	C₆H₁₀O₂S₆
Molecular Weight	306.53200
Flash Point	185.8ºC
Exact Mass	305.90100
PSA	183.84000
LogP	4.30700
Vapour Pressure	9.54E-06mmHg at 25°C
Index of Refraction	1.702

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LR0380000

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

CAS REGISTRY NUMBER :: 1851-71-4

BEILSTEIN REFERENCE NO. :: 1793361

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C6-H10-O2-S6

MOLECULAR WEIGHT :: 306.52

WISWESSER LINE NOTATION :: SUYO2&SSSSYUS&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 :: 275 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: 5,26,1976

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 275 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: 5,26,1976

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

HS Code	2930909090

140-89-6 structure

140-89-6

~77%

1851-71-4 structure

1851-71-4

Literature: Zhang, Zhaoda; Nichols, Alexandra; Alsbeti, Mazen; Tang, Jimmy X.; Tang, Jin Yan Tetrahedron Letters, 1998 , vol. 39, # 17 p. 2467 - 2470

Precursor 1
140-89-6
DownStream 3
502-55-6 623-79-0 625-57-0

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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