BBr3

Boron tribromide · Boron bromide

Boron tribromide is a stable, insulating inorganic compound primarily used as a strong Lewis acid in chemical synthesis and semiconductor manufacturing.

BBr
Crystal structure of BBr3
Ground-state structure · Materials Project
Overview

About Boron tribromide

Boron tribromide is a significant inorganic compound characterized by its insulating electronic nature and high thermodynamic stability. It serves as a vital reagent in organic synthesis, particularly valued for its potent Lewis acidity in various catalytic and transformative processes.

Due to its unique chemical properties, this compound is widely utilized in the semiconductor industry and as a precursor for specialized chemical manufacturing. Its stability on the convex hull underscores its reliability as a foundational material in industrial chemical applications.

At a glance

Key Properties

Cross-validated computational properties for Boron tribromide, aggregated across 3 databases.

Band Gap

3.83 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

23
3 databases, 11 space groups
Uses

Applications

Where Boron tribromide is used.

Dopant source in semiconductor fabricationLewis acid catalyst in organic synthesisReagent for the cleavage of ethersPrecursor for boron-containing materials
Reference

Frequently Asked Questions

Common questions about Boron tribromide, answered from cross-validated data.

What is BBr3?

Boron tribromide is a stable, insulating inorganic compound primarily used as a strong Lewis acid in chemical synthesis and semiconductor manufacturing.

More questions
What is BBr3 used for?
Boron tribromide (BBr3) is used in dopant source in semiconductor fabrication, lewis acid catalyst in organic synthesis, reagent for the cleavage of ethers, and precursor for boron-containing materials.
What is the band gap of BBr3?
Boron tribromide (BBr3) has a DFT-computed band gap of 3.83 eV across 23 reported structures.
Is BBr3 a metal, semiconductor, or insulator?
With a wide band gap up to 3.83 eV it is an insulator / wide-band-gap material.
Is BBr3 thermodynamically stable?
Yes — Boron tribromide (BBr3) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of BBr3 are known?
23 structures of BBr3 are reported across 3 databases, spanning 11 distinct space groups.
What elements does BBr3 contain?
Boron tribromide (BBr3) contains B and Br (2 elements).
Where does the data for BBr3 come from?
BBr3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a prominent member of the boron trihalide family, boron tribromide functions as a powerful Lewis acid, often demonstrating higher reactivity in specific cleavage reactions compared to its lighter halogenated counterparts.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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