Olopatadine Methyl Ester

Also known as: (Z)-methyl 11-(3-(dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepine-2-carboxylate, (11Z)-11-[3-(dimethylamino)propylidene]-6,11-dihydro-dibenz[b,e]oxepin-2-carboxylic acid methyl ester, Olopatadine Impurity 11, Olopatadine impurity 19

Olopatadine Methyl Ester (CAS 113805-71-3) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C21H23NO3 and a molecular weight of 337.41200 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 113805-71-3
Jingsj CID: J-1370362-2
Molecular Formula: C₂₁H₂₃NO₃
Molecular Weight: 337.41200 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	337.16800
PSA	38.77000
LogP	3.74900

Frequently Asked Questions

What is the CAS number of Olopatadine Methyl Ester?

The CAS number of Olopatadine Methyl Ester is 113805-71-3.

What are the molecular formula and molecular weight of Olopatadine Methyl Ester?

Olopatadine Methyl Ester has molecular formula C21H23NO3 and molecular weight 337.41200 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Olopatadine Methyl Ester (CAS 113805-71-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1370362-2 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.