2,3-Difluorobenzoic Acid

Name: 2,3-Difluorobenzoic Acid
Brand: Zemixal
SKU: ZX-031234

Reference StandardAvailable on request

Buy 2,3-Difluorobenzoic Acid (CAS 4519-39-5) from Zemixal: C7H4F2O2, COA and SDS with every lot, worldwide shipping. Part of our API Impurities range.

Pack sizes

2,3-Difluorobenzoic Acid chemical structure

CAS number4519-39-5

FormulaC₇H₄F₂O₂

Molar mass158.1 g/mol

Physical formSolid

HS code38229090

InChIKeyJLZVIWSFUPLSOR-UHFFFAOYSA-N

IUPAC name2,3-difluorobenzoic acid

About 2,3-Difluorobenzoic Acid

Analytical teams working on Baloxavir marboxil use 2,3-Difluorobenzoic Acid as a qualified comparison standard. Key data (Reference Standard): CAS 4519-39-5, formula C7H4F2O2 and molar mass 158.1 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Baloxavir marboxil

See every impurity, metabolite and related compound we list for this API.

Baloxavir marboxil standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 2,3-Difluorobenzoic Acid
Product name	2,3-Difluorobenzoic Acid
Catalogue number	ZX-031234
CAS number	4519-39-5
IUPAC name	2,3-difluorobenzoic acid
Molecular formula	C₇H₄F₂O₂
Molar mass	158.1 g/mol
Exact mass	158.0179
Grade	Reference Standard
Physical form	Solid
XLogP3	1.9
H-bond donors / acceptors	1 / 4
Topological polar surface area	37.3 Å²
HS code	38229090
InChIKey	JLZVIWSFUPLSOR-UHFFFAOYSA-N
SMILES	C1=CC(=C(C(=C1)F)F)C(=O)O
PubChem CID	370590
Synonyms	difluorobenzoic acid, 3-Carboxy-1,2-difluorobenzene, 2,3 difluorobenzoi

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2,3-Difluorobenzoic Acid
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2,3-Difluorobenzoic Acid

Which CAS number identifies 2,3-Difluorobenzoic Acid?

2,3-Difluorobenzoic Acid is registered under CAS 4519-39-5. You may also see it listed as difluorobenzoic acid, 3-Carboxy-1,2-difluorobenzene, 2,3 difluorobenzoi. Our catalogue number for this item is ZX-031234.

What are the formula and molar mass of 2,3-Difluorobenzoic Acid?

For 2,3-Difluorobenzoic Acid, its formula is C7H4F2O2 and its molar mass is 158.1 g/mol. The systematic (IUPAC) name is 2,3-difluorobenzoic acid. InChIKey JLZVIWSFUPLSOR-UHFFFAOYSA-N lets you match it in any structure database.

How is 2,3-Difluorobenzoic Acid used in pharmaceutical QC?

2,3-Difluorobenzoic Acid is a characterised reference material linked to Baloxavir marboxil. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for 2,3-Difluorobenzoic Acid?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 2,3-Difluorobenzoic Acid?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship 2,3-Difluorobenzoic Acid to my country?

Yes. Because 2,3-Difluorobenzoic Acid is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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