Adapalene EP Impurity A

Name: Adapalene EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-021427

About Adapalene EP Impurity A

Adapalene EP Impurity A (CAS 932033-58-4) is a pharmacopeial impurity of Adapalene offered by Vaqora Chemicals. Its molecular formula is C22H14O4 and its molecular weight is 342.3 g/mol. The IUPAC name is 6-(6-carboxynaphthalen-2-yl)naphthalene-2-carboxylic acid. Common synonyms include Adapalene - Impurity A and Adapalene Related Compound E.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Adapalene, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Adapalene EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Adapalene

View every impurity, metabolite and intermediate we list for Adapalene.

Adapalene impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Adapalene EP Impurity A
Catalogue No.	VQ-021427
CAS Number	932033-58-4
IUPAC name	6-(6-carboxynaphthalen-2-yl)naphthalene-2-carboxylic acid
Molecular formula	C₂₂H₁₄O₄
Molecular weight	342.3 g/mol
Exact mass	342.0892
Grade	Reference Standard
HSN code	38229090
InChIKey	HWEIPTRZTZNYNO-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=CC(=C2)C(=O)O)C=C1C3=CC4=C(C=C3)C=C(C=C4)C(=O)O
PubChem CID	57589251

Physical properties
Physical form	Solid
LogP (XLogP3)	5.1
H-bond donors / acceptors	2 / 4
TPSA	74.6 Å²
Synonyms	Adapalene - Impurity A, Adapalene Related Compound E, [2,2'-Binaphthalene]-6,6'-dicarboxylic Acid, (2,2'-Binaphthalene)-6,6'-dicarboxylic acid, Adapalene impurity A, 2,2'-Binaphthalene-6,6'-dicarboxylic Acid, [2,2''-Binaphthalene]-6,6''-dicarboxylic 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 Adapalene EP Impurity A?

The CAS Registry Number of Adapalene EP Impurity A is 932033-58-4. It is also known as Adapalene - Impurity A, Adapalene Related Compound E, [2,2'-Binaphthalene]-6,6'-dicarboxylic Acid.

What is the molecular formula and molecular weight of Adapalene EP Impurity A?

Adapalene EP Impurity A has the molecular formula C22H14O4 and a molecular weight of 342.3 g/mol. Its IUPAC name is 6-(6-carboxynaphthalen-2-yl)naphthalene-2-carboxylic acid.

What is Adapalene EP Impurity A used for?

Adapalene EP Impurity A is supplied as a characterised reference material related to Adapalene. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Adapalene EP Impurity A can I order?

We supply Adapalene EP Impurity A in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Adapalene EP Impurity A?

Yes. Every lot of Adapalene EP Impurity A 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 Adapalene EP Impurity A be shipped internationally?

Yes. Adapalene EP Impurity A 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.