Oseltamivir Phosphate

Name: Oseltamivir Phosphate
Brand: Vaqora Chemicals
SKU: VQ-007636

About Oseltamivir Phosphate

Vaqora Chemicals supplies Oseltamivir Phosphate, a high-purity reference standard of Oseltamivir registered under CAS number 204255-11-8. The compound has the formula C16H31N2O8P, corresponding to a molecular weight of 410.4 g/mol. The IUPAC name is ethyl (3R,4R,5S)-4-acetamido-5-amino-3-pentan-3-yloxycyclohexene-1-carboxylate. Phosphoric acid. Common synonyms include (-)-Oseltamivir phosphate and Oseltamir phosphate.

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.

As a reference sample of Oseltamivir, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. Stock is available for quick dispatch.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Oseltamivir

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

Oseltamivir impurities

Specifications & identifiers

Chemical identifiers
Product name	Oseltamivir Phosphate
Catalogue No.	VQ-007636
CAS Number	204255-11-8
Other CAS	196618-13-0, 1448332-99-7
IUPAC name	ethyl (3R,4R,5S)-4-acetamido-5-amino-3-pentan-3-yloxycyclohexene-1-carboxylate;phosphoric acid
Molecular formula	C₁₆H₃₁N₂O₈P
Molecular weight	410.4 g/mol
Exact mass	410.1818
Grade	Reference Standard
HSN code	38229090
InChIKey	PGZUMBJQJWIWGJ-ONAKXNSWSA-N
SMILES	CCC(CC)O[C@@H]1C=C(C[C@@H]([C@H]1NC(=O)C)N)C(=O)OCC.OP(=O)(O)O
PubChem CID	78000

Physical properties
Physical form	Solid
H-bond donors / acceptors	5 / 9
TPSA	168 Å²
Synonyms	(-)-Oseltamivir phosphate, (3R,4R,5S)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphate, Oseltamir phosphate, Aseltamivir phosphate, Oseltamivir (as phosphate), Oseltamivir (phosphate), Ethyl (3R,4R,5S)-4-acetamido-5-amino-3-pentan-3-yloxycyclohexene-1-carboxylate phosphate, Ethyl (3R,4R,5S)-4-Acetamido-5-amino-3-(pentan-3-yloxy)cyclohexene-1-carboxylate Phosphate, Ebilfumin (TN), Tamiflu (TN), Oseltamivir phosphata, Oseltamiviri phosphas

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 Oseltamivir Phosphate?

The CAS Registry Number of Oseltamivir Phosphate is 204255-11-8. It is also known as (-)-Oseltamivir phosphate, (3R,4R,5S)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphate, Oseltamir phosphate.

What is the molecular formula and molecular weight of Oseltamivir Phosphate?

Oseltamivir Phosphate has the molecular formula C16H31N2O8P and a molecular weight of 410.4 g/mol.

What is Oseltamivir Phosphate used for?

Oseltamivir Phosphate 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 Oseltamivir Phosphate can I order?

We supply Oseltamivir Phosphate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Oseltamivir Phosphate?

Yes. Every lot of Oseltamivir Phosphate 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 Oseltamivir Phosphate be shipped internationally?

Yes. We export Oseltamivir Phosphate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.