(1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.… 1266663-89-1

Name: (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester
Brand: Vaqora Chemicals
SKU: VQ-032298

About (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester

Vaqora Chemicals supplies (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester, an impurity of Oseltamivir registered under CAS number 1266663-89-1. Its molecular formula is C14H22O4 and its molecular weight is 254.32 g/mol. Systematically, it is named ethyl (1R,5R,6R)-5-pentan-3-yloxy-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Oseltamivir impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Oseltamivir

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

Oseltamivir impurities

Specifications & identifiers

Chemical identifiers
Product name	(1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester
Catalogue No.	VQ-032298
CAS Number	1266663-89-1
IUPAC name	ethyl (1R,5R,6R)-5-pentan-3-yloxy-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate
Molecular formula	C₁₄H₂₂O₄
Molecular weight	254.32 g/mol
Exact mass	254.1518
Grade	Reference Standard
HSN code	38229090
InChIKey	XZXCGRFGEVXWIT-UPJWGTAASA-N
SMILES	CCC(CC)O[C@@H]1C=C(C[C@@H]2[C@H]1O2)C(=O)OCC
PubChem CID	29944689

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	0 / 4
TPSA	48.1 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 (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester?

The CAS Registry Number of (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester is 1266663-89-1. It is also known as Ethyl (1R,5R,6R)-5-(1-ethylpropoxy)-7-oxabicyclo(4.1.0)hept-3-ene-3-carboxylate, Ethyl (1R,5R,6R)-5-(1-ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate, (1R,5R,6R)-Ethyl 5-(pentan-3-yloxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate.

What is the molecular formula and molecular weight of (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester?

(1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester has the molecular formula C14H22O4 and a molecular weight of 254.32 g/mol. Its IUPAC name is ethyl (1R,5R,6R)-5-pentan-3-yloxy-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate.

What is (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester used for?

(1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester is supplied as a characterised reference material related to Oseltamivir. 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 (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester can I order?

We supply (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester 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 (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester?

Yes. Every lot of (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester 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 (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester be shipped internationally?

Yes. We export (1R,5R,6R)-5-(1-Ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic Acid Ethyl Ester worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.