Olopatadine hydrochloride

Name: Olopatadine hydrochloride
Brand: Vaqora Chemicals
SKU: VQ-023332

About Olopatadine hydrochloride

Olopatadine hydrochloride (CAS 140462-76-6) is a high-purity reference standard of Olopatadine offered by Vaqora Chemicals. The compound has the formula C21H24ClNO3, corresponding to a molecular weight of 373.9 g/mol. Common synonyms include OLOPATADINE HCl and ALO-4943A.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Laboratories use this Olopatadine standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Olopatadine

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

Olopatadine impurities

Specifications & identifiers

Chemical identifiers
Product name	Olopatadine hydrochloride
Catalogue No.	VQ-023332
CAS Number	140462-76-6
IUPAC name	2-[(11Z)-11-[3-(dimethylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]acetic acid;hydrochloride
Molecular formula	C₂₁H₂₄ClNO₃
Molecular weight	373.9 g/mol
Exact mass	373.1445
Grade	Reference Standard
HSN code	38229090
InChIKey	HVRLZEKDTUEKQH-NOILCQHBSA-N
SMILES	CN(C)CC/C=C\1/C2=CC=CC=C2COC3=C1C=C(C=C3)CC(=O)O.Cl
PubChem CID	5282402

Physical properties
Physical form	Solid
H-bond donors / acceptors	2 / 4
TPSA	49.8 Å²
Synonyms	OLOPATADINE HCl, ALO-4943A, Olopatadine (as hydrochloride), Retaine Allergy, Once Daily Relief, Eye Allergy Itch Relief, Hydrochloride, Olopatadine, CVS Eye Allergy Itch Relief, Olopatadine Hydrochloride Nasal, KW 4943A, Olopatadine Hydrochloride Ophthalmic

Safety & hazard information (GHS)

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H400Very toxic to aquatic life

Precautionary statements: P264, P270, P273, P301 + P316, P321, P330, P391, 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 Olopatadine hydrochloride?

The CAS Registry Number of Olopatadine hydrochloride is 140462-76-6. It is also known as OLOPATADINE HCl, ALO-4943A, Olopatadine (as hydrochloride).

What is the molecular formula and molecular weight of Olopatadine hydrochloride?

Olopatadine hydrochloride has the molecular formula C21H24ClNO3 and a molecular weight of 373.9 g/mol.

What is Olopatadine hydrochloride used for?

Olopatadine hydrochloride is supplied as a characterised reference material related to Olopatadine. 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 Olopatadine hydrochloride can I order?

We supply Olopatadine hydrochloride 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 Olopatadine hydrochloride?

Yes. Every lot of Olopatadine hydrochloride 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 Olopatadine hydrochloride be shipped internationally?

Yes. Olopatadine hydrochloride 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.