5398-65-2

Basic information

• Product Name: 1,1-Dibromo-2-ethenylcyclopropane
• Synonyms: 1,1-Dibromo-2-ethenylcyclopropane;1,1-Dibromo-2-vinylcyclopropane
• CAS NO: 5398-65-2
• Molecular Formula: C₅H₆Br₂
• Molecular Weight: 225.91
• Product Categories: Alkenyl;Alkyl;Building Blocks;Chemical Synthesis;Halogenated Hydrocarbons;New Products for Chemical Synthesis;Organic Building Blocks
• Mol File: 5398-65-2.mol
• Article Data: 8

Chemical Properties

• Boiling Point: 164.5°C at 760 mmHg
• Flash Point: >110°C
• Appearance: /
• Density: 1.869g/mLat 25℃
• Vapor Pressure: 2.57mmHg at 25°C
• Refractive Index: n20/D 1.547
• Storage Temp.: 2-8°C
• CAS DataBase Reference: 1,1-Dibromo-2-ethenylcyclopropane(CAS DataBase Reference)
• NIST Chemistry Reference: 1,1-Dibromo-2-ethenylcyclopropane(5398-65-2)
• EPA Substance Registry System: 1,1-Dibromo-2-ethenylcyclopropane(5398-65-2)

Safety Data

• Hazard Codes: Xi
• Statements: 36/37/38-52/53
• Safety Statements: 26-61
• Hazardous Substances Data: 5398-65-2(Hazardous Substances Data)

Usage

Physical state

Colorless liquid

Odor

Pungent

Classification

Halogenated organic compound

Structure

Cyclopropane derivative with two bromine atoms and a vinyl group

Uses

Intermediate in the synthesis of various organic compounds, reagent in organic synthesis, building block for specialty chemicals

Safety

Handle with care, follow proper safety protocols due to halogenated nature

InChI:InChI=1/C5H6Br2/c1-2-4-3-5(4,6)7/h2,4H,1,3H2

Upstream product

• 106-99-0 buta-1,3-diene 
• 74-95-3 1,1-dibromomethane 
• 75-25-2 Bromoform 

Downstream Products

• 102393-49-7 cyclohexyl cis-2-vinylcyclopropyl ketone 
• 71647-64-8 benzyl cis-2-vinylcyclopropyl ketone 
• 71647-73-9 7-phenyl-1-trimethylsiloxy-1,4-cycloheptadiene 
• 71647-78-4 2-phenyl-4-cyclohepten-1-one 
• 5365-17-3 2,2-dibromocyclopropane-1-carboxylic acid 
• 10563-01-6 vinylallene 
• 542-92-7 cyclopenta-1,3-diene 
• 15136-01-3 cis-1-bromo-2-vinylcyclopropane 
• 98668-78-1 (3Z,6Z,9Z)-1-{2-[2-(tert-Butyl-diphenyl-silanyloxy)-ethyl]-1-trimethylsilanyl-cyclopropyl}-pentadeca-3,6,9-trien-1-ol 
• 98668-79-2 C₃₉H₅₉ClOSi₂ 
• 98668-77-0 C₂₄H₃₅BrOSi₂ 

Relevant articles and documents

Enantiomerically pure 2,2-dibromocyclopropanecarboxylic acids, simple chiral building blocks

Simple chiral building blocks 1-(R)- and 1-(S)-2,2- dibromocyclopropanecarboxylic acids and 2-(R)-bromo-1-(S')- cyclopropanecarboxylic acids and their 1-methyl analogues, have been obtained on a preparatively useful laboratory scale.

Thermodynamic control of diastereoselectivity in the formal nucleophilic substitution of bromocyclopropanes

(Figure Presented) A new, general, and chemoselective protocol for the formal nucleophilic substitution of 2-bromocyclopropylcarboxamides is described. A wide range of alcohols and phenols can be employed as pronucleophiles in this transformation, providi

Synthese von funktionalisierten bi(cyclopropylidenen)

In view of the synthesis of attractive triafulvalene precursors 9, a series of bi(cyclopropylidenes) 8 with vinyl(8a), alkoxycarbonyl (8c-f), hydroxymethyl (8h), as well as protected hydroxymethyl groups (8g, 8i) have been prepared by simple one-pot react