p-Hydroxybenzoic acid, 99%

Name: p-Hydroxybenzoic acid, 99%
Brand: Vaqora Chemicals
SKU: VQ-003866

About p-Hydroxybenzoic acid, 99%

p-Hydroxybenzoic acid is a natural product (Synthesis grade) carrying the CAS registry number 99-96-7 with a typical assay of 99%. Formula C7H6O3, molecular weight 138.12 g/mol. Systematically, it is named 4-hydroxybenzoic acid. Alternative names: p-Salicylic acid and 4-Carboxyphenol.

The material typically appears as a white to cream powder. Key physical data: a melting point of 213-217 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for phytochemical research, natural product screening, nutraceutical R and D and pharmaceutical synthesis. It is used across academic and industrial research and diagnostics and biotechnology.

We offer p-Hydroxybenzoic acid in 100 g, 500 g, 5 kg and 4 x 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Phytochemical research
Natural product screening
Nutraceutical R&D
Pharmaceutical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	p-Hydroxybenzoic acid, 99%
Catalogue No.	VQ-003866
CAS Number	99-96-7
IUPAC name	4-hydroxybenzoic acid
Molecular formula	C₇H₆O₃
Molecular weight	138.12 g/mol
Exact mass	138.0317
Grade	Synthesis
Purity / assay	99%
HSN code	29182990
InChIKey	FJKROLUGYXJWQN-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1C(=O)O)O
PubChem CID	135

Physical properties
Physical form	Powder
Appearance	White to cream powder
Melting point	213-217 °C
LogP (XLogP3)	1.6
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Synonyms	p-Salicylic acid, 4-Carboxyphenol, Benzoic acid, 4-hydroxy-, Benzoic acid, p-hydroxy-, para-Hydroxybenzoic acid, p-Oxybenzoesaure, 4-Hydroxybenzoate, p-carboxyphenol, 4-hydroxy benzoic acid, Hydroxybenzoic acid, 4-Hydroxybenzoesaeure, Paraben-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

Reference Standard

4-Hydroxybenzoic Acid

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

In stock

Frequently asked questions

What is the CAS number of p-Hydroxybenzoic acid, 99%?

The CAS Registry Number of p-Hydroxybenzoic acid, 99% is 99-96-7. It is also known as p-Salicylic acid, 4-Carboxyphenol, Benzoic acid, 4-hydroxy-.

What is the molecular formula and molecular weight of p-Hydroxybenzoic acid, 99%?

p-Hydroxybenzoic acid, 99% 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 p-Hydroxybenzoic acid, 99% can I order?

We supply p-Hydroxybenzoic acid, 99% in Synthesis (99%) grade, in 100 g, 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with p-Hydroxybenzoic acid, 99%?

Yes. Every lot of p-Hydroxybenzoic acid, 99% 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 p-Hydroxybenzoic acid, 99% be shipped internationally?

Yes. p-Hydroxybenzoic acid, 99% 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.