CAS No.4360-63-8,1,3-Dioxolane,2-(bromomethyl)- Suppliers,MSDS download

Products Categories

Basic Information

Molecular Structure:
CAS No.:	4360-63-8
Name:	1,3-Dioxolane,2-(bromomethyl)-
Article Data:	28
Cas Database

Formula:	C₄H₇BrO₂
Molecular Weight:	167.002
Synonyms:	Acetaldehyde,bromo-, cyclic ethylene acetal (6CI);2-(2-Bromomethyl)-1,3-dioxolane;2-(Bromomethyl)-1,3-dioxolane;2-Bromomethyldioxolane;Bromoacetaldehydeethylene acetal;Bromoacetaldehyde ethylene glycol acetal;Bromoacetaldehydeethylene ketal;
EINECS:	224-443-6
Density:	1.589 g/cm³
Melting Point:	N/A
Boiling Point:	178.7 °C at 760 mmHg
Flash Point:	62.8 °C
Solubility:	Immiscible with water.
Appearance:	clear colorless liquid
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-24/25
Transport Information:	N/A
PSA:	18.46000
LogP:	0.75420

Synthetic route

Conditions	Yield
With bromine; di-tert-butyldicyclohexano-18-crown-18 In benzene at 20℃; for 0.166667h; Bromination;	96%
With 1,4-Dioxane Dibromide In tetrachloromethane at 29.9℃; Rate constant; Thermodynamic data; Mechanism; ΔH(excit.), ΔS(excit.), ΔG(excit.), lg A; further temp., kinetics;

Conditions	Yield
With Dowex 50(H+) at 120℃; for 1h;	94%
With Dowex-x8 (H+) resin	75%
With sulfuric acid
With potassium bisulfite; methoxybenzene at 140℃;	15 g
at 150℃;

Conditions	Yield
With toluene-4-sulfonic acid at 110℃; for 2h;	87%
With sulfuric acid
at 150℃;

Conditions	Yield
Stage #1: ethylene glycol; acetaldehyde at 20℃; for 0.5h; Large scale; Stage #2: With bromine at 0 - 3℃; for 3.5h; Temperature; Large scale;	79.2%

Conditions	Yield
With bromine In tetrachloromethane at 60 - 70℃;	A 45% B 45%
With N-Bromosuccinimide; di-tert-butylcyclohexano-18-crown-6 In benzene Ambient temperature;	A 32 % Chromat. B 68 % Chromat.