Bis(methylthio)methane

Available forms:Clear colourless to pale yellow liquid

pd_proNo:399794-cb34cd14-7023-44ca-99fc-38ca3af5b803

pd_productuse:

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Detailed introduction

China cas 1618-26-4 manufacturer wholesale Bis(methylthio)methane at affordable price

  • Molecular Formula:C3H8S2
  • Molecular Weight:108.229
  • Appearance/Colour:Clear colourless to pale yellow liquid 
  • Vapor Pressure:5.71mmHg at 25°C 
  • Melting Point:-20.5ºC 
  • Refractive Index:n20/D 1.53(lit.)  
  • Boiling Point:146.999 °C at 760 mmHg 
  • Flash Point:43.889 °C 
  • PSA:50.60000 
  • Density:1.021 g/cm3 
  • LogP:1.66990 

Bis(methylthio)methane(Cas 1618-26-4) Usage

Flammability and Explosibility

Notclassified

Purification Methods

Work in an efficient fume cupboard as the substance may contain traces (or more) of methylmercaptan which has a very bad odour. Dissolve the mercaptal in Et2O, shake it with aqueous alkalis then dry it over anhydrous K2CO3, filter and distil it over K2CO3 under a stream of N2. If the odour is very strong, then allow all gas efluents to bubble through 5% aqueous NaOH solution which is then treated with dilute KMnO4 in order to oxidise MeSH to odourless products. UV: max 238 nm (log 2.73) [Fehnel & Carmack J Am Chem Soc 71 90 1949, Fehér & Vogelbruch Chem Ber 91 996 1958, B.hme & Marz Chem Ber 74 1672 1941]. Oxidation with aqueous KMnO4 yields bis-(methylsulfonyl)methane which has m 142-143o [Fiecchi et al. Tetrahedron Lett 1681 1967]. [Beilstein 1 IV 3088.]

General Description

The liquid structure of bis(methylthio)methane at room temperature was studied by the bonding and non-bonding interatomic potential functions (FMP-RMC) simulation.

InChI:InChI=1/C3H8S2/c1-4-3-5-2/h3H2,1-2H3

1618-26-4 Relevant articles

Stereoelectronic Effects in the Gas Phase. 2. Negative Ion Reactions of 1,3-Dithianes and 1,3-Dithiane 1-Oxides

Fisher, Cindy L.,Kahn, Scott D.,Hehre, Warren J.,Caserio, Marjorie C.

, p. 7379 - 7387 (1989)

Reactions of gaseous anions (methoxide, ...

Transformation of dimethyl Sulfoxide into bis(methylsulfanyl)methane

Zaraiskii,Zaraiskaya,Velichko,Anikeeva

, p. 1728 - 1729 (2007)

-

-

Haszeldine,R.N. et al.

, p. 249 - 250 (1972)

-

Formation of Dithioacetals by Treatment of Sulfoxides Carrying α-Hydrogens with Magnesium Amides

Kobayashi, Kazuhiro,Kawakita, Masataka,Mannami, Tohru,Morikawa, Osamu,Konishi, Hisatoshi

, p. 1551 - 1554 (1994)

Sulfoxides carrying α-hydrogens were all...

Static and dynamic structures of pentacarbonyl-chromium(0) and -tungsten(0) complexes of dithioether ligands I. Symmetrical dithioether complexes and X-ray crystal structure of

Abel, Edward W.,Orrell, Keith G.,Rahoo, Haji,Sik, Vladimir,Mazid, Mohammed A.,Hursthouse, Michael B.

, p. 191 - 199 (1992)

The complexes (M=Cr, R=Et, iPr, t-Bu; M...

Effect of Zinc Oxide on the Thermal Decomposition of Dimethyl Sulfoxide

Chen, Liping,Chen, Wanghua,Guo, Zichao,Li, Huabo,Weng, Shichun,Wu, Wenqian

, (2022/03/14)

Dimethyl sulfoxide (DMSO) is widely used...

Photocatalytic Deoxygenation of Sulfoxides Using Visible Light: Mechanistic Investigations and Synthetic Applications

Clarke, Aimee K.,Parkin, Alison,Rossi-Ashton, James A.,Taylor, Richard J. K.,Unsworth, William P.

, p. 5814 - 5820 (2020/07/21)

The photocatalytic deoxygenation of sulf...

Nickel phosphide nanoalloy catalyst for the selective deoxygenation of sulfoxides to sulfides under ambient H2pressure

Fujita, Shu,Mitsudome, Takato,Mizugaki, Tomoo,Yamaguchi, Sho,Yamasaki, Jun,Yamazoe, Seiji

supporting information, p. 8827 - 8833 (2020/11/23)

Exploring novel catalysis by less common...

Rh-Catalyzed Hydrogenation of CO2 to Formic Acid in DMSO-based Reaction Media: Solved and Unsolved Challenges for Process Development

Jens, Christian M.,Scott, Martin,Liebergesell, Bastian,Westhues, Christian G.,Sch?fer, Pascal,Franciò, Giancarlo,Leonhard, Kai,Leitner, Walter,Bardow, André

supporting information, p. 307 - 316 (2018/11/10)

Process concepts have been conceived and...

1618-26-4 Process route

ethylmagnesium bromide
925-90-6

ethylmagnesium bromide

dimethyl sulfoxide
67-68-5,8070-53-9

dimethyl sulfoxide

dimethylsulfide
75-18-3

dimethylsulfide

Ethyl methyl sulfide
624-89-5

Ethyl methyl sulfide

1-(methylthio)-propane
3877-15-4

1-(methylthio)-propane

ethyl propyl sulfide
4110-50-3

ethyl propyl sulfide

2,4-dithiapentane
1618-26-4

2,4-dithiapentane

Conditions
Conditions Yield
With magnesium bromide; In diethyl ether; at 36 ℃; for 5h; Product distribution; other reagent, reagents ratios;
13 % Chromat.
4 % Chromat.
8 % Chromat.
1 % Chromat.
11 % Chromat.
Dimethyldisulphide
624-92-0

Dimethyldisulphide

methanethiosulfonic acid S-methyl ester
2949-92-0,31761-75-8

methanethiosulfonic acid S-methyl ester

dimethyl tetrasulfide
5756-24-1

dimethyl tetrasulfide

2,4-dithiapentane
1618-26-4

2,4-dithiapentane

dimethyltrisulfane
3658-80-8

dimethyltrisulfane

2,3,5-trithiahexane
42474-44-2

2,3,5-trithiahexane

2,3,5,6-tetrathiaheptane
103439-78-7

2,3,5,6-tetrathiaheptane

Conditions
Conditions Yield
With oxygen; In cyclohexane; at 30 - 40 ℃; for 11.5h; Product distribution; Mechanism; Irradiation; var. solvent, time;
1.2%

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