Tetrahydroxydiboron, 95%

Name: Tetrahydroxydiboron, 95%
Brand: Vaqora Chemicals
SKU: VQ-015365

About Tetrahydroxydiboron, 95%

Tetrahydroxydiboron is a main-group metal compound carrying the CAS registry number 13675-18-8 at a purity of 95%. The compound has the formula B2H4O4, corresponding to a molecular weight of 89.66 g/mol. Systematically, it is named hypoboric acid. Alternative names: BBA and Bis-Boric acid.

It is supplied as white to off-white powder or crystals. Literature values give a melting point of above 385 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 5 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for materials research and chemical synthesis. It is used across academic and industrial research.

We offer Tetrahydroxydiboron in 1 g, 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Materials research
Chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tetrahydroxydiboron, 95%
Catalogue No.	VQ-015365
CAS Number	13675-18-8
IUPAC name	hypoboric acid
Molecular formula	B₂H₄O₄
Molecular weight	89.66 g/mol
Exact mass	90.0296
Purity / assay	95%
HSN code	29420090
InChIKey	SKOWZLGOFVSKLB-UHFFFAOYSA-N
SMILES	B(B(O)O)(O)O
PubChem CID	10986154

Physical properties
Physical form	Crystalline
Appearance	White to off-white powder or crystals
Melting point	>385 °C
H-bond donors / acceptors	4 / 4
TPSA	80.9 Å²
Synonyms	BBA, Bis-Boric acid, Diboronic acid, Hypodiboric acid, tetrahydroxydiborane, (dihydroxyboranyl)boronic acid, Diboron tetrahydroxide, Subboric acid, Diborane(4), tetrahydroxy-, Diborane(4), 1,1,2,2-tetrahydroxy-, Tetrahydroxy diboron, B2H4O4

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

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

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Tetrahydroxydiboron, 95%?

The CAS Registry Number of Tetrahydroxydiboron, 95% is 13675-18-8. It is also known as BBA, Bis-Boric acid, Diboronic acid.

What is the molecular formula and molecular weight of Tetrahydroxydiboron, 95%?

Tetrahydroxydiboron, 95% has the molecular formula B2H4O4 and a molecular weight of 89.66 g/mol. Its IUPAC name is hypoboric acid.

Which grade and pack sizes of Tetrahydroxydiboron, 95% can I order?

We supply Tetrahydroxydiboron, 95% in (95%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tetrahydroxydiboron, 95%?

Yes. Every lot of Tetrahydroxydiboron, 95% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tetrahydroxydiboron, 95% be shipped internationally?

Yes. Tetrahydroxydiboron, 95% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.