Isovanillic acid, 97%

Name: Isovanillic acid, 97%
Brand: Vaqora Chemicals
SKU: VQ-008508

About Isovanillic acid, 97%

Listed under CAS 645-08-9, Isovanillic acid is a carboxylic acid available from Vaqora Chemicals at a purity of 97%. The compound has the formula C8H8O4, corresponding to a molecular weight of 168.15 g/mol. Its systematic (IUPAC) name is 3-hydroxy-4-methoxybenzoic acid. Common synonyms include Acide isovanillique and 3-Hydroxy-p-anisic acid.

In its supplied form it is white to brown to grey powder or crystals. Key physical data: a melting point of 253 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 5 g, 25 g, 100 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Isovanillic acid, 97%
Catalogue No.	VQ-008508
CAS Number	645-08-9
IUPAC name	3-hydroxy-4-methoxybenzoic acid
Molecular formula	C₈H₈O₄
Molecular weight	168.15 g/mol
Exact mass	168.0423
Purity / assay	97%
HSN code	29399900
InChIKey	LBKFGYZQBSGRHY-UHFFFAOYSA-N
SMILES	COC1=C(C=C(C=C1)C(=O)O)O
PubChem CID	12575

Physical properties
Physical form	Crystalline
Appearance	White to brown to grey powder or crystals
Melting point	253 °C
LogP (XLogP3)	1.4
H-bond donors / acceptors	2 / 4
TPSA	66.8 Å²
Synonyms	Acide isovanillique, 3-Hydroxy-p-anisic acid, 3-Hydroxyanisic acid, Benzoic acid, 3-hydroxy-4-methoxy-, p-Anisic acid, 3-hydroxy-, 3-Hydroxy-4-methoxy-benzoic acid, 4-methoxy-3-oxidanyl-benzoic acid, lsovanillic acid, 3-Hydroxy-4-Methoxy Benzoic Acid, Isovanillic acid, 97%, 3-hydroxyl-4-methoxybenzoic acid, 3-hydroxy-4-(methyloxy)benzoic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 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 Isovanillic acid, 97%?

The CAS Registry Number of Isovanillic acid, 97% is 645-08-9. It is also known as Acide isovanillique, 3-Hydroxy-p-anisic acid, 3-Hydroxyanisic acid.

What is the molecular formula and molecular weight of Isovanillic acid, 97%?

Isovanillic acid, 97% has the molecular formula C8H8O4 and a molecular weight of 168.15 g/mol. Its IUPAC name is 3-hydroxy-4-methoxybenzoic acid.

Which grade and pack sizes of Isovanillic acid, 97% can I order?

We supply Isovanillic acid, 97% in (97%) grade, in 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Isovanillic acid, 97%?

Yes. Every lot of Isovanillic acid, 97% 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 Isovanillic acid, 97% be shipped internationally?

Yes. Isovanillic acid, 97% 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.