4773-13-1

Basic information

• Product Name: DIISOPROPYL SULFITE
• Synonyms: DIISOPROPYL SULFITE;Diisopropyl ester of sulphurous acid;Sulfurous acid diisopropyl ester;Isopropyl sulfite
• CAS NO: 4773-13-1
• Molecular Formula: C₆H₁₄O₃S
• Molecular Weight: 166.24
• Product Categories: Aliphatics;Sulfur & Selenium Compounds
• Mol File: 4773-13-1.mol
• Article Data: 10

Chemical Properties

• Boiling Point: 170 °C
• Flash Point: 67℃
• Appearance: /
• Density: 1.01
• Vapor Pressure: 0.865mmHg at 25°C
• Refractive Index: 1.4130-1.4170
• Storage Temp.: Refrigerator
• CAS DataBase Reference: DIISOPROPYL SULFITE(CAS DataBase Reference)
• NIST Chemistry Reference: DIISOPROPYL SULFITE(4773-13-1)
• EPA Substance Registry System: DIISOPROPYL SULFITE(4773-13-1)

Safety Data

• Hazardous Substances Data: 4773-13-1(Hazardous Substances Data)

Usage

Uses

An alkyl sulphonate impurity.

InChI:InChI=1/C6H14O3S/c1-5(2)8-10(7)9-6(3)4/h5-6H,1-4H3

Upstream product

• 67-63-0 isopropyl alcohol 
• 3359-71-5 diisopropyl disulfoxylate 
• 7719-09-7 thionyl chloride 
• 15795-42-3 N-sulfinyl-4-methylaniline 
• 3359-04-4 disopropyloxy disulfide 
• 541-42-4 i-propyl nitrite 

Downstream Products

• 75-29-6 isopropyl chloride 
• 67-63-0 isopropyl alcohol 
• 152922-71-9 1-(hydroxymethyl)cyclopropaneacetonitrile 
• 2973-10-6 diisopropyl sulfate 

Relevant articles and documents

NEUROACTIVE STEROIDS, COMPOSITIONS, AND USES THEREOF

Described herein are neuroactive steroids of the Formula (I): (I) or a pharmaceutically acceptable salt thereof; wherein R1, R2, Ra, G, X, Y, Z, and n are as defined herein. Such compounds are envisioned, in certain embodiments, to behave as GABA modulators. Also provided are pharmaceutical compositions comprising a compound described herein and methods of use and treatment, e.g., such for inducing sedation and/or anesthesia.

Process for the preparation of leukotriene anatgonists

The present invention relates to a process for the preparation of a compound of formula (I) or a sodium salt thereof STR1 wherein HET is 7-chloroquinolin-2-yl or 6,7-difluoroquinolin-2-yl, which comprises: reacting the dilithium dianion of 1-(mercaptomethyl)cyclopropaneacetic acid with a compound of formula (II) STR2 wherein HET is as defined above and L is arylsulfonyl or alkylsulfonyl. The invention further provides the dicyclohexylamine salt of a compound of formula (I).

Preparation of cyclic sulfites by transesterification of diols and diisopropyl sulfite

Cyclic sulfites of 1,2-, 1,3- and 1,4-diols can be prepared in high yield by acid or base catalyzed transesterification with diisopropyl sulfite.