18-Ethoxy-18-Oxooctadecanoic Acid

Name: 18-Ethoxy-18-Oxooctadecanoic Acid
Brand: Vaqora Chemicals
SKU: VQ-012871

About 18-Ethoxy-18-Oxooctadecanoic Acid

Vaqora Chemicals supplies 18-Ethoxy-18-Oxooctadecanoic Acid, a process intermediate or related compound of Semaglutide registered under CAS number 1002-59-1. With the molecular formula C20H38O4, it has a molar mass of 342.5 g/mol. Alternative names: 1-Ethyl octadecanedioate and Octadecanedioic acid monoethyl ester.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Semaglutide, tracking process-related impurities and validating analytical methods. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 18-Ethoxy-18-Oxooctadecanoic Acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Semaglutide

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

Semaglutide impurities

Specifications & identifiers

Chemical identifiers
Product name	18-Ethoxy-18-Oxooctadecanoic Acid
Catalogue No.	VQ-012871
CAS Number	1002-59-1
IUPAC name	18-ethoxy-18-oxooctadecanoic acid
Molecular formula	C₂₀H₃₈O₄
Molecular weight	342.5 g/mol
Exact mass	342.277
Grade	Reference Standard
InChIKey	MLGDNXDDSRFRGF-UHFFFAOYSA-N
SMILES	CCOC(=O)CCCCCCCCCCCCCCCCC(=O)O
PubChem CID	23331428

Physical properties
Physical form	Solid
LogP (XLogP3)	7.1
H-bond donors / acceptors	1 / 4
TPSA	63.6 Å²

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 18-Ethoxy-18-Oxooctadecanoic Acid?

The CAS Registry Number of 18-Ethoxy-18-Oxooctadecanoic Acid is 1002-59-1. It is also known as 1-Ethyl octadecanedioate, Octadecanedioic acid monoethyl ester, Octadecanedioic acid, 1-ethyl ester.

What is the molecular formula and molecular weight of 18-Ethoxy-18-Oxooctadecanoic Acid?

18-Ethoxy-18-Oxooctadecanoic Acid has the molecular formula C20H38O4 and a molecular weight of 342.5 g/mol. Its IUPAC name is 18-ethoxy-18-oxooctadecanoic acid.

What is 18-Ethoxy-18-Oxooctadecanoic Acid used for?

18-Ethoxy-18-Oxooctadecanoic Acid is supplied as a characterised reference material related to Semaglutide. 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 18-Ethoxy-18-Oxooctadecanoic Acid can I order?

We supply 18-Ethoxy-18-Oxooctadecanoic Acid 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 18-Ethoxy-18-Oxooctadecanoic Acid?

Yes. Every lot of 18-Ethoxy-18-Oxooctadecanoic Acid 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 18-Ethoxy-18-Oxooctadecanoic Acid be shipped internationally?

Yes. We export 18-Ethoxy-18-Oxooctadecanoic Acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.