11-Trans Octadecanoic Acid

Name: 11-Trans Octadecanoic Acid
Brand: Vaqora Chemicals
SKU: VQ-049971

About 11-Trans Octadecanoic Acid

Listed under CAS 6198-58-9, 11-Trans Octadecanoic Acid is a process intermediate or related compound of Ascorbic acid available from Vaqora Chemicals. With the molecular formula C19H36O2, it has a molar mass of 296.5 g/mol. Its systematic (IUPAC) name is methyl (E)-octadec-11-enoate. It is also known as Methyl vaccenate or vaccenic acid methyl 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. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is a process intermediate or related compound in the synthesis of Ascorbic acid, useful for route development, impurity fate-and-purge studies and analytical method development. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 11-Trans Octadecanoic 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 Ascorbic acid

View every impurity, metabolite and intermediate we list for Ascorbic acid.

Ascorbic acid impurities

Specifications & identifiers

Chemical identifiers
Product name	11-Trans Octadecanoic Acid
Catalogue No.	VQ-049971
CAS Number	6198-58-9
IUPAC name	methyl (E)-octadec-11-enoate
Molecular formula	C₁₉H₃₆O₂
Molecular weight	296.5 g/mol
Exact mass	296.2715
InChIKey	PVVODBCDJBGMJL-CMDGGOBGSA-N
SMILES	CCCCCC/C=C/CCCCCCCCCC(=O)OC
PubChem CID	5364432

Physical properties
Physical form	Solid
LogP (XLogP3)	7.6
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	Methyl vaccenate, vaccenic acid methyl ester, Methyl trans-11-octadecenoate, trans-11-Octadecenoic acid methyl ester, Methyl trans-vaccenate, methyl octadec-11-enoate, methyl (11E)-octadec-11-enoate, 11-Octadecenoic acid, methyl ester, trans-VACCENIC ACID METHYL ESTER, trans-11-Octadecanoic Acid Methyl Ester, trans-Methyl vaccenate, Methyl transvaccenate

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 11-Trans Octadecanoic Acid?

The CAS Registry Number of 11-Trans Octadecanoic Acid is 6198-58-9. It is also known as Methyl vaccenate, vaccenic acid methyl ester, Methyl trans-11-octadecenoate.

What is the molecular formula and molecular weight of 11-Trans Octadecanoic Acid?

11-Trans Octadecanoic Acid has the molecular formula C19H36O2 and a molecular weight of 296.5 g/mol. Its IUPAC name is methyl (E)-octadec-11-enoate.

What is 11-Trans Octadecanoic Acid used for?

11-Trans Octadecanoic Acid is supplied as a characterised reference material related to Ascorbic acid. 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 11-Trans Octadecanoic Acid can I order?

We supply 11-Trans Octadecanoic Acid, 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 11-Trans Octadecanoic Acid?

Yes. Every lot of 11-Trans Octadecanoic 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 11-Trans Octadecanoic Acid be shipped internationally?

Yes. 11-Trans Octadecanoic Acid 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.