Tetrahydroxydiborane
[CAS# 13675-18-8]

Identification

• Classification: Organic raw materials >> Organoboron compounds
• Name: Tetrahydroxydiborane
• Synonyms: Diboron tetrahydroxide; Diboronic acid; Tetrahydroxydiborane; Tetrahydroxydiboron
• Molecular Formula: B₂H₄O₄
• Molecular Weight: 89.65
• CAS Registry Number: 13675-18-8
• EC Number: 694-407-6
• SMILES: B(B(O)O)(O)O

Properties

• Solubility: Freely soluble (827 g/L) (25 ºC), Calc.^*
• Density: 1.435±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

Safety Data

• Hazard Symbols: GHS07 Warning
• Hazard Statements: H302-H315-H319-H332-H335
• Precautionary Statements: P261-P264-P264+P265-P270-P271-P280-P301+P317-P302+P352-P304+P340-P305+P351+P338-P317-P319-P321-P330-P332+P317-P337+P317-P362+P364-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332
Eye irritation	Eye Irrit.	2	H319
Eye irritation	Eye Irrit.	2A	H319
Acute toxicity	Acute Tox.	4	H312

Discovory and Applicatios

Tetrahydroxydiborane, a compound with the formula B2H4O4, is a notable substance in the field of inorganic chemistry. It consists of a diborane core with four hydroxyl groups attached, and its unique structure makes it a subject of interest for various scientific applications.

The discovery of tetrahydroxydiborane was part of a broader investigation into boron hydrides and their derivatives. These compounds have been studied extensively due to their unique bonding properties and reactivity. Tetrahydroxydiborane is specifically of interest because it represents a rare example of a boron-hydroxide compound with a relatively simple molecular structure but significant chemical implications.

The synthesis of tetrahydroxydiborane typically involves the reaction of diborane with water or hydroxyl-containing compounds under controlled conditions. The process requires careful handling due to the highly reactive nature of diborane. The formation of tetrahydroxydiborane is an important step in understanding the behavior of boron-hydroxide complexes and their potential applications.

One of the key applications of tetrahydroxydiborane is in the field of materials science. The compound can serve as a precursor for the synthesis of boron-containing materials, including boron-doped semiconductors and advanced ceramics. These materials are valuable in various industrial applications, such as electronics and aerospace engineering, where their unique properties can be harnessed.

In addition to its use in materials science, tetrahydroxydiborane has potential applications in catalysis. The presence of boron and hydroxyl groups in its structure can influence its ability to act as a catalyst or catalyst support in chemical reactions. Researchers have explored its potential in various catalytic processes, including those related to organic synthesis and environmental remediation.

The compound is also of interest in the study of boron chemistry and the development of new boron-based reagents. Tetrahydroxydiborane can be used as a building block for the synthesis of more complex boron-containing compounds. Its ability to form stable complexes with other molecules makes it a valuable tool for researchers exploring the chemistry of boron.

The reactivity of tetrahydroxydiborane is influenced by the presence of hydroxyl groups, which can participate in hydrogen bonding and other interactions. This property makes it useful in studying the fundamental interactions of boron compounds with other substances. Researchers have used tetrahydroxydiborane to investigate the effects of hydroxyl groups on the properties and behavior of boron hydrides.

The synthesis of tetrahydroxydiborane involves precise control of reaction conditions to ensure the formation of the desired product. Typically, this includes managing the concentration of reactants, temperature, and reaction time. The compound is usually obtained as a crystalline solid, which can be characterized using techniques such as X-ray crystallography and spectroscopy.

Overall, tetrahydroxydiborane is a valuable compound in the study of boron chemistry and its applications. Its unique structure and reactivity provide insights into the behavior of boron-hydroxide compounds and their potential uses in various fields. Continued research into this compound is likely to reveal further applications and enhance our understanding of boron chemistry.