4-Carboxyphenylboronic acid

Name: 4-Carboxyphenylboronic acid
Brand: Vaqora Chemicals
SKU: VQ-032573

About 4-Carboxyphenylboronic acid

4-Carboxyphenylboronic acid is an impurity of Eltrombopag carrying the CAS registry number 14047-29-1. The compound has the formula C7H7BO4, corresponding to a molecular weight of 165.94 g/mol. Its systematic (IUPAC) name is 4-boronobenzoic acid. It is also known as Benzoic acid, 4-borono- or 4-(dihydroxyboranyl)benzoic acid.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 6 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Eltrombopag, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 4-Carboxyphenylboronic acid in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Eltrombopag

View every impurity, metabolite and intermediate we list for Eltrombopag.

Eltrombopag impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Carboxyphenylboronic acid
Catalogue No.	VQ-032573
CAS Number	14047-29-1
IUPAC name	4-boronobenzoic acid
Molecular formula	C₇H₇BO₄
Molecular weight	165.94 g/mol
Exact mass	166.0437
Grade	Reference Standard
HSN code	38229090
InChIKey	SIAVMDKGVRXFAX-UHFFFAOYSA-N
SMILES	B(C1=CC=C(C=C1)C(=O)O)(O)O
PubChem CID	312183

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 4
TPSA	77.8 Å²
Synonyms	Benzoic acid, 4-borono-, 4-(dihydroxyboranyl)benzoic acid, 4-(Dihydroxyboryl)benzoic acid, p-Carboxyphenylboronic acid, Benzeneboronic acid, p-carboxy-, pBoronobenzoic acid, 4Boronobenzoic acid, Benzoic acid, 4borono, pCarboxyphenylboronic acid, pCarboxybenzeneboronic acid, 4carboxybenzeneboronic acid, Benzeneboronic acid, pcarboxy

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
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 4-Carboxyphenylboronic acid?

The CAS Registry Number of 4-Carboxyphenylboronic acid is 14047-29-1. It is also known as Benzoic acid, 4-borono-, 4-(dihydroxyboranyl)benzoic acid, 4-(Dihydroxyboryl)benzoic acid.

What is the molecular formula and molecular weight of 4-Carboxyphenylboronic acid?

4-Carboxyphenylboronic acid has the molecular formula C7H7BO4 and a molecular weight of 165.94 g/mol. Its IUPAC name is 4-boronobenzoic acid.

What is 4-Carboxyphenylboronic acid used for?

4-Carboxyphenylboronic acid is supplied as a characterised reference material related to Eltrombopag. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 4-Carboxyphenylboronic acid can I order?

We supply 4-Carboxyphenylboronic acid in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Carboxyphenylboronic acid?

Yes. Every lot of 4-Carboxyphenylboronic acid 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 4-Carboxyphenylboronic acid be shipped internationally?

Yes. 4-Carboxyphenylboronic acid 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.