1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide

Modify Date: 2025-09-09 16:23:44

1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide Structure
1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide structure
 Common Name 1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide
CAS Number 1121-81-9 Molecular Weight 220.27700
Density 1.57g/cm3 Boiling Point 287.7ºC at 760mmHg
Molecular Formula C2H6P2S4 Melting Point N/A
MSDS N/A Flash Point 127.8ºC

 Names

Name 2,4-dimethyl-2,4-bis(sulfanylidene)-1,3,2λ5,4λ5-dithiadiphosphetane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.57g/cm3
Boiling Point 287.7ºC at 760mmHg
Molecular Formula C2H6P2S4
Molecular Weight 220.27700
Flash Point 127.8ºC
Exact Mass 219.88300
PSA 134.40000
LogP 4.64620
Vapour Pressure 0.00423mmHg at 25°C
Index of Refraction 1.679

 Synthetic Route

methylphosphonothioic dichloride structure

methylphosphono...

CAS#:676-98-2

~68%

1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide Structure

1,3,2,4-Dithiad...

CAS#:1121-81-9

Literature: Seel, Fritz; Zindler, Guenter Chemische Berichte, 1980 , vol. 113, # 5 p. 1837 - 1846
hydrogen sulfide structure

hydrogen sulfide

CAS#:7783-06-4

methylphosphonothioic dichloride structure

methylphosphono...

CAS#:676-98-2

~%

1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide Structure

1,3,2,4-Dithiad...

CAS#:1121-81-9

Literature: Newallis,P.E. et al. Journal of Organic Chemistry, 1962 , vol. 27, p. 3829 - 3831 Full Text View citing articles Show Details Gmelin Handbook: S: SVol.4a/b, 1.3.10.1.8, page 267 - 269

 Synonyms

Dithiomethylphosphonsaeureanhydrid
2,4-dimethyl-1,3,2,4-dithiadiphosphetane 2,4-disulfide
2,4-dimethyl-cyclodiphosphathiane 2,4-disulfide
Methandithiophosphonsaeure-dianhydrid
Methadithiophosphonsaeure-methylester
2,4-bis(methyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide
methyldithiophosphonic acid anhydride
Methyldithiophosphonic acid anhydride dimer
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Chemsrc provides CAS#:1121-81-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide>> amp version: 1,3,2,4-Dithiadiphosphetane,2,4-dimethyl-, 2,4-disulfide

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