Amlexanox

Name: Amlexanox
Brand: Vaqora Chemicals
SKU: VQ-003992

About Amlexanox

Vaqora Chemicals supplies Amlexanox (IP/BP/USP grade), an analgesic / anti-inflammatory API registered under CAS number 68302-57-8 at a purity of ≥99.0%. Formula C16H14N2O4, molecular weight 298.29 g/mol. Systematically, it is named 2-amino-5-oxo-7-propan-2-ylchromeno[2,3-b]pyridine-3-carboxylic acid. Common synonyms include Aphthasol and AA-673.

In its supplied form it is an off white crystalline powder. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This API belongs to our analgesic and anti-inflammatory APIs portfolio and is supplied to IP/BP/USP specifications for formulators, contract manufacturers and generic drug developers. Typical end-use sectors are pharmaceutical manufacturing.

We offer Amlexanox in 1 kg, 5 kg and 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmaceutical formulation
Generic drug development

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Amlexanox
Catalogue No.	VQ-003992
CAS Number	68302-57-8
IUPAC name	2-amino-5-oxo-7-propan-2-ylchromeno[2,3-b]pyridine-3-carboxylic acid
Molecular formula	C₁₆H₁₄N₂O₄
Molecular weight	298.29 g/mol
Exact mass	298.0954
Grade	IP/BP/USP
Purity / assay	≥99.0%
HSN code	2933
InChIKey	SGRYPYWGNKJSDL-UHFFFAOYSA-N
SMILES	CC(C)C1=CC2=C(C=C1)OC3=NC(=C(C=C3C2=O)C(=O)O)N
PubChem CID	2161

Physical properties
Physical form	Powder
Appearance	Off white crystalline powder
LogP (XLogP3)	3.1
H-bond donors / acceptors	2 / 6
TPSA	103 Å²
Synonyms	Aphthasol, AA-673, aphtheal, CHX 3673, CHX-3673, AA 673, 2-amino-5-oxo-7-(propan-2-yl)-5H-chromeno[2,3-b]pyridine-3-carboxylic acid, 2-Amino-7-isopropyl-5-oxo-5H-(1)benzopyrano(2,3-b)pyridine-3-carboxylic acid, 2-Amino-7-(1-methylethyl)-5-oxo-5H-[1]benzopyrano[2,3-b]pyridine-3-carboxylic acid, 5H-(1)Benzopyrano(2,3-b)pyridine-3-carboxylic acid, 2-amino-7-(1-methylethyl)-5-oxo-, 2-Amino-7-isopropyl-5-oxo-5H-[1]benzopyrano[2,3-b]pyridine-3-carboxylic acid, 2-amino-5-oxo-7-(propan-2-yl)-5H-chromeno(2,3-b)pyridine-3-carboxylic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, 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 Amlexanox?

The CAS Registry Number of Amlexanox is 68302-57-8. It is also known as Aphthasol, AA-673, aphtheal.

What is the molecular formula and molecular weight of Amlexanox?

Amlexanox has the molecular formula C16H14N2O4 and a molecular weight of 298.29 g/mol. Its IUPAC name is 2-amino-5-oxo-7-propan-2-ylchromeno[2,3-b]pyridine-3-carboxylic acid.

Which grade and pack sizes of Amlexanox can I order?

We supply Amlexanox in IP/BP/USP (≥99.0%) grade, in 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Amlexanox?

Yes. Every lot of Amlexanox 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 Amlexanox be shipped internationally?

Yes. Amlexanox 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.