Olopatadine N-Desmethyl Impurity

Name: Olopatadine N-Desmethyl Impurity
Brand: Zemixal
SKU: ZX-006202

Reference StandardIn stock

Order Olopatadine N-Desmethyl Impurity (CAS 113835-92-0) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes

Olopatadine N-Desmethyl Impurity chemical structure

CAS number113835-92-0

FormulaC₂₀H₂₁NO₃

Molar mass323.4 g/mol

Physical formSolid

HS code38229090

InChIKeyVQMJUHOJPCPUAM-IDUWFGFVSA-N

IUPAC name2-[(11Z)-11-[3-(methylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]acetic acid

About Olopatadine N-Desmethyl Impurity

Olopatadine N-Desmethyl Impurity belongs to the Olopatadine reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 113835-92-0, formula C20H21NO3 and molar mass 323.4 g/mol. It is handled as a solid.

Typical applications

Nitrosamine risk assessment
Trace LC-MS/MS quantitation
Method validation (AMV)
Regulatory submissions

Available as 10 mg, 25 mg, 50 mg, 100 mg and 250 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Olopatadine

See every impurity, metabolite and related compound we list for this API.

Olopatadine standards

Typical uses

Nitrosamine risk assessment
Trace LC-MS/MS quantitation
Method validation (AMV)
Regulatory submissions

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Olopatadine N-Desmethyl Impurity
Product name	Olopatadine N-Desmethyl Impurity
Catalogue number	ZX-006202
CAS number	113835-92-0
IUPAC name	2-[(11Z)-11-[3-(methylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]acetic acid
Molecular formula	C₂₀H₂₁NO₃
Molar mass	323.4 g/mol
Exact mass	323.1521
Grade	Reference Standard
Physical form	Solid
XLogP3	1
H-bond donors / acceptors	2 / 4
Topological polar surface area	58.6 Å²
HS code	38229090
InChIKey	VQMJUHOJPCPUAM-IDUWFGFVSA-N
SMILES	CNCC/C=C\1/C2=CC=CC=C2COC3=C1C=C(C=C3)CC(=O)O
PubChem CID	14127209
Synonyms	N-Nitroso-N-Desmethyl Olopatadine Impurity (n-1), (Z)-2-(11-(3-(methylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid, (11Z)-6,11-Dihydro-11-[3-(methylamino)propylidene]dibenz[b,e]oxepin-2-acetic acid, N-Desmethyl Olopatadine, Olopatadine (m1), Olopatadine metabolite(m1), Dibenz(b,E)oxepin-2-acetic acid, 6,11-dihydro-11-(3-(methylamino)propylidene)-, (11Z)-, N-Monodemethylolopatadine, Olopatadine Impurity 9, N-Desmethyl Olopatadine HCl, (E)-2-[11-[3-(Methylamino)propylidene]-6,11-dihydrodibenzo[b,e]oxepin-2-yl]acetic Acid, N-Mono-demethyl-KW-4679 (M1)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Olopatadine N-Desmethyl Impurity
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request
250 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Olopatadine N-Desmethyl Impurity

Which CAS number identifies Olopatadine N-Desmethyl Impurity?

Olopatadine N-Desmethyl Impurity is registered under CAS 113835-92-0. You may also see it listed as N-Nitroso-N-Desmethyl Olopatadine Impurity (n-1), (Z)-2-(11-(3-(methylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid, (11Z)-6,11-Dihydro-11-[3-(methylamino)propylidene]dibenz[b,e]oxepin-2-acetic acid. Our catalogue number for this item is ZX-006202.

What are the formula and molar mass of Olopatadine N-Desmethyl Impurity?

For Olopatadine N-Desmethyl Impurity, its formula is C20H21NO3 and its molar mass is 323.4 g/mol. The systematic (IUPAC) name is 2-[(11Z)-11-[3-(methylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]acetic acid. InChIKey VQMJUHOJPCPUAM-IDUWFGFVSA-N lets you match it in any structure database.

How is Olopatadine N-Desmethyl Impurity used in pharmaceutical QC?

Olopatadine N-Desmethyl Impurity is a characterised reference material linked to Olopatadine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Olopatadine N-Desmethyl Impurity?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Olopatadine N-Desmethyl Impurity?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Olopatadine N-Desmethyl Impurity to my country?

Yes. Olopatadine N-Desmethyl Impurity ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

More Olopatadine standards

Have a list of compounds to price?

Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.

Bulk CAS lookup Open quote list