1-bis(ethylsulfanyl)phosphoryloxyethane

Modify Date: 2025-09-19 18:25:13

1-bis(ethylsulfanyl)phosphoryloxyethane Structure
1-bis(ethylsulfanyl)phosphoryloxyethane structure
 Common Name 1-bis(ethylsulfanyl)phosphoryloxyethane
CAS Number 2404-78-6 Molecular Weight 246.28500
Density 1.151g/cm3 Boiling Point 276.5ºC at 760 mmHg
Molecular Formula C6H15O4PS2 Melting Point N/A
MSDS N/A Flash Point 121ºC

 Names

Name 1-bis(ethylsulfanyl)phosphoryloxyethane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.151g/cm3
Boiling Point 276.5ºC at 760 mmHg
Molecular Formula C6H15O4PS2
Molecular Weight 246.28500
Flash Point 121ºC
Exact Mass 246.01500
PSA 127.17000
LogP 1.92800
Vapour Pressure 0.00807mmHg at 25°C
Index of Refraction 1.497

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TE4700000
CHEMICAL NAME :
Phosphorodithioic acid, O,S,S-triethyl ester
CAS REGISTRY NUMBER :
2404-78-6
BEILSTEIN REFERENCE NO. :
1705784
LAST UPDATED :
199612
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C6-H15-O2-P-S2
MOLECULAR WEIGHT :
214.30
WISWESSER LINE NOTATION :
2SPO&S2&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 :
140 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - muscle contraction or spasticity Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
DTESD7 52 Vanderbilt Ave., New York, NY 10017) V.1-15, 1977-87. Discontinued 52 Vanderbilt Ave., New York, NY 10017) V.1- 1977- Volume(issue)/page/year: 8,631,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
95 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - muscle contraction or spasticity Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
DTESD7 52 Vanderbilt Ave., New York, NY 10017) V.1-15, 1977-87. Discontinued 52 Vanderbilt Ave., New York, NY 10017) V.1- 1977- Volume(issue)/page/year: 8,631,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
126 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - muscle contraction or spasticity Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
DTESD7 52 Vanderbilt Ave., New York, NY 10017) V.1-15, 1977-87. Discontinued 52 Vanderbilt Ave., New York, NY 10017) V.1- 1977- Volume(issue)/page/year: 8,631,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
83 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - muscle contraction or spasticity Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
DTESD7 52 Vanderbilt Ave., New York, NY 10017) V.1-15, 1977-87. Discontinued 52 Vanderbilt Ave., New York, NY 10017) V.1- 1977- Volume(issue)/page/year: 8,631,1980

 Safety Information

HS Code 2931900090

 Synthetic Route

Ethanethiol structure

Ethanethiol

CAS#:75-08-1

~%

1-bis(ethylsulfanyl)phosphoryloxyethane Structure

1-bis(ethylsulf...

CAS#:2404-78-6

Literature: McCombie et al. Patent: US2489917 , 1948 ;
Ethyl iodide structure

Ethyl iodide

CAS#:75-03-6

~%

1-bis(ethylsulfanyl)phosphoryloxyethane Structure

1-bis(ethylsulf...

CAS#:2404-78-6

Literature: Pistschimuka Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1912 , vol. 44, p. 1439,1442 Journal fuer Praktische Chemie (Leipzig), 1911 , vol. <2>84, p. 748 Chem. Zentralbl., 1913 , vol. 84, # I p. 1581
Ethyl phosphorodichloridite structure

Ethyl phosphoro...

CAS#:1498-42-6

Sodium ethanethiolate structure

Sodium ethaneth...

CAS#:811-51-8

~%

1-bis(ethylsulfanyl)phosphoryloxyethane Structure

1-bis(ethylsulf...

CAS#:2404-78-6

Literature: Pistschimuka Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1912 , vol. 44, p. 1439,1442 Journal fuer Praktische Chemie (Leipzig), 1911 , vol. <2>84, p. 748 Chem. Zentralbl., 1913 , vol. 84, # I p. 1581
O,O,S-TRIETHYLDITHIOPHOSPHATE structure

O,O,S-TRIETHYLD...

CAS#:2524-09-6

Ethyl iodide structure

Ethyl iodide

CAS#:75-03-6

~%

1-bis(ethylsulfanyl)phosphoryloxyethane Structure

1-bis(ethylsulf...

CAS#:2404-78-6

Literature: Pistschimuka Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1912 , vol. 44, p. 1439,1442 Journal fuer Praktische Chemie (Leipzig), 1911 , vol. <2>84, p. 748 Chem. Zentralbl., 1913 , vol. 84, # I p. 1581

 Customs

HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

 Synonyms

dithiophosphoric acid O,S,S'-triethyl ester
Dithiophosphorsaeure-O,S,S'-triaethylester
O,S,S'-Triaethyl-dithiophosphat
O.O.S-Triaethyl-dithiophosphat
Phosphorodithioic acid,O,S,S-triethyl ester
O,S,S-Triaethylphosphorodithioat
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