2,2-Bis (bromomethyl) -1,3-propanediol CAS 3296-90-0 , also known as dibromo neopentyl glycol, is an organic compound with chemical formula of C5H10Br2O2. It is a white crystalline powder, soluble in toluene, ethanol, ethylene glycol, propylene glycol and acetone, slightly soluble in water and toluene. It is mainly used as a reactive flame retardant, suitable for unsaturated polyester resin, thermoplastic resin and polyurethane resin, and can also be used for rigid polyurethane foam.

Chinese name: 2,2-bis (bromomethyl) -1,3-propanediol

Foreign name: 2,2-Bis (bromomethyl) propane-1,3-diol

Nickname: Dibromonepentanediol

Chemical formula: C5H10Br2O2

Molecular weight: 261.94

CAS login number: 3296-90-0

EINECS login number: 221-967-7

Melting point: 112 to 114 ℃

Boiling point: 370.9 ℃

Water solubility: slightly soluble

Density: 1.977 g/cm ³

Appearance: White crystalline powder

Flash point: 178.1 ℃

Physical and chemical properties

Density: 1.977g/cm3

Melting point: 112-114 ° C

Boiling point: 370.9 º C

Flash point: 178.1 º C

Refractive index: 1.573

Appearance: White crystalline powder

Solubility: Soluble in toluene, ethanol, ethylene glycol, propylene glycol, and acetone, slightly soluble in water and toluene

Purpose

It is mainly used as reactive flame retardant, applicable to unsaturated polyester resin, thermoplastic resin and polyurethane resin, as well as rigid polyurethane foam.

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