4-Hydroxybenzoic Acid

Name: 4-Hydroxybenzoic Acid
Brand: Vaqora Chemicals
SKU: VQ-008346

About 4-Hydroxybenzoic Acid

Vaqora Chemicals supplies 4-Hydroxybenzoic Acid, a carboxylic acid registered under CAS number 99-96-7. The compound has the formula C7H6O3, corresponding to a molecular weight of 138.12 g/mol. Alternative names: 4-Carboxyphenol and p-Hydroxybenzoic acid.

Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4-Hydroxybenzoic Acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick dispatch. A Safety Data Sheet (SDS) and technical specifications are available on request. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Hydroxybenzoic Acid
Catalogue No.	VQ-008346
CAS Number	99-96-7
Other CAS	16782-08-4
IUPAC name	4-hydroxybenzoic acid
Molecular formula	C₇H₆O₃
Molecular weight	138.12 g/mol
Exact mass	138.0317
Grade	Reference Standard
InChIKey	FJKROLUGYXJWQN-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1C(=O)O)O
PubChem CID	135

Physical properties
Physical form	Other
LogP (XLogP3)	1.6
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Synonyms	4-Carboxyphenol, p-Hydroxybenzoic acid, p-Hydroxyl benzoic acid, p-Salicylic acid, Benzoic acid, 4-hydroxy-, Benzoic acid, p-hydroxy-, para-Hydroxybenzoic acid, p-Oxybenzoesaure, 4-Hydroxybenzoate, p-carboxyphenol, 4-hydroxy benzoic acid, Hydroxybenzoic acid

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, 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

Other grades of CAS 99-96-7

Synthesis

p-Hydroxybenzoic acid, 99%

CAS: 99-96-7
Formula: C₇H₆O₃
MW: 138.12 g/mol

VQ-003866

Frequently asked questions

What is the CAS number of 4-Hydroxybenzoic Acid?

The CAS Registry Number of 4-Hydroxybenzoic Acid is 99-96-7. It is also known as 4-Carboxyphenol, p-Hydroxybenzoic acid, p-Hydroxyl benzoic acid.

What is the molecular formula and molecular weight of 4-Hydroxybenzoic Acid?

4-Hydroxybenzoic Acid has the molecular formula C7H6O3 and a molecular weight of 138.12 g/mol. Its IUPAC name is 4-hydroxybenzoic acid.

Which grade and pack sizes of 4-Hydroxybenzoic Acid can I order?

We supply 4-Hydroxybenzoic Acid in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Hydroxybenzoic Acid?

Yes. Every lot of 4-Hydroxybenzoic 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-Hydroxybenzoic Acid be shipped internationally?

Yes. 4-Hydroxybenzoic 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.