Description

2,2-Bis(Bromomethyl)Propane-1,3-Diol is a versatile brominated diol intermediate of significant industrial importance. Its unique structure, featuring two reactive bromomethyl groups, makes it a valuable building block for the synthesis of flame retardants, polymers, and specialty chemicals. This compound is primarily sought by manufacturers in the polymer, flame retardant, and pharmaceutical intermediate sectors for its ability to impart specific properties into final products.

Application

• Flame Retardant Synthon: A key intermediate in the production of reactive and additive brominated flame retardants for plastics, textiles, and coatings.
• Polymer Modification: Used as a cross-linking agent or chain extender in the synthesis of polyesters, polyurethanes, and epoxy resins to enhance thermal and mechanical properties.
• Pharmaceutical Intermediates: Serves as a precursor in the synthesis of various active pharmaceutical ingredients (APIs) and other biologically active molecules.
• Specialty Chemical Synthesis: Employed in organic synthesis to introduce the 2,2-bis(bromomethyl)-1,3-propanediol moiety into more complex chemical structures.
• Curing Agent for Resins: Functions as a halogen-containing curing agent or hardener for specialty epoxy systems.

Basic Information

Product Name	2,2-Bis(Bromomethyl)Propane-1,3-Diol
CAS No.	3296-90-0
Molecular Formula	C5H10Br2O2
Molecular Weight	261.94 g/mol
Synonyms	2,2-Bis(bromomethyl)-1,3-propanediol; Pentaerythritol Dibromide; 1,3-Propanediol, 2,2-bis(bromomethyl)-; Dibromoneopentyl Glycol; DBNPG; 2,2-Bis(bromomethyl)propane-1,3-diol; NSC 37028
EINECS	221-967-7

Quality Control

Our 2,2-Bis(Bromomethyl)Propane-1,3-Diol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and bromine content. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to guarantee consistency and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly closed when not in use to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108 - 112 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.