Title: 2,4-Dimethylsulfolane
CAS Registry Number: 1003-78-7
CAS Name: Tetrahydro-2,4-dimethylthiophene 1,1-dioxide
Additional Names: 2,4-dimethylthiacyclopentane 1,1-dioxide; 2,4-dimethyltetramethylene sulfone; 2,4-dimethylcyclotetramethylene sulfone
Molecular Formula: C6H12O2S
Molecular Weight: 148.22
Percent Composition: C 48.62%, H 8.16%, O 21.59%, S 21.63%
Literature References: Prepd by catalytic hydrogenation of 2,4-dimethyl-3-sulfolene: Morris, Melchior, US 2451298 (1948 to Shell).
Properties: Colorless to yellow liquid. d420 1.1362. nD20 1.4733. bp5 123.3°; bp 280-281° (some decompn). Miscible with lower aromatic hydrocarbons; partially miscible with naphthenes, olefins, paraffins. Limited miscibility with water.
Boiling point: bp5 123.3°; bp 280-281° (some decompn)
Index of refraction: nD20 1.4733
Density: d420 1.1362
Use: Solvent for liquid-liquid and vapor-liquid extraction processes.

Others monographs:
Bunte Salts4-NitrosophenolTropaneDelapril
Amicoumacin Aα1-SitosterolMeclizineDDD (Analytical)
PolyethyleneMethyl Ethyl KetoneIsooctyl AlcoholShellac
Buthalital SodiumSodium EthoxidePseudococainePotassium Hexachloroplatinate(IV)
©2016 DrugLead US FDA&EMEA