(4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-pheny… 949023-16-9

Name: (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid
Brand: Vaqora Chemicals
SKU: VQ-036071

About (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid

Vaqora Chemicals supplies (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid, an impurity of Paclitaxel registered under CAS number 949023-16-9. Formula C24H21NO5, molecular weight 403.4 g/mol. The IUPAC name is (4S,5R)-3-benzoyl-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid. Alternative names: paclitaxel side chain acid and Said chain of Paclitaxel 1.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Paclitaxel, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Paclitaxel

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

Paclitaxel impurities

Specifications & identifiers

Chemical identifiers
Product name	(4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid
Catalogue No.	VQ-036071
CAS Number	949023-16-9
IUPAC name	(4S,5R)-3-benzoyl-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid
Molecular formula	C₂₄H₂₁NO₅
Molecular weight	403.4 g/mol
Exact mass	403.142
Grade	Reference Standard
HSN code	38229090
InChIKey	RDVJYGYJBUIIOE-ZOAFEQKISA-N
SMILES	COC1=CC=C(C=C1)C2N([C@H]([C@@H](O2)C(=O)O)C3=CC=CC=C3)C(=O)C4=CC=CC=C4
PubChem CID	11047726

Physical properties
Physical form	Solid
LogP (XLogP3)	3.8
H-bond donors / acceptors	1 / 5
TPSA	76.1 Å²
Synonyms	3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid, (4S,5R)-, (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyl-5-oxazolidinecarboxylic acid, paclitaxel side chain acid, (4S,5R)-3-Benzoyl-2-(4-anisyl)-4-phenyl-5-oxazolidinecarboxylic acid, Said chain of Paclitaxel 1, (4s,5r)-3-benzoyl-2-(4-anisyl)-4-phenyl-5-oxazolidinecarboxylic, (4s, 5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyl-5-oxazolidinecarboxylic acid, (4s,5r)-2-(4-methoxyphenyl)-n-benzoyl-4-phenyloxazolidine-5-carboxylic acid, 3-{[2-(4-methoxyphenyl)phenyl]carbonyl}-4-phenyl-1,3-oxazolidine-5-carboxylic acid

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 (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid?

The CAS Registry Number of (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid is 949023-16-9. It is also known as 3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid, (4S,5R)-, (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyl-5-oxazolidinecarboxylic acid, paclitaxel side chain acid.

What is the molecular formula and molecular weight of (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid?

(4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid has the molecular formula C24H21NO5 and a molecular weight of 403.4 g/mol. Its IUPAC name is (4S,5R)-3-benzoyl-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid.

What is (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid used for?

(4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid is supplied as a characterised reference material related to Paclitaxel. 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 (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid can I order?

We supply (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic 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 (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid?

Yes. Every lot of (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic 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 (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid be shipped internationally?

Yes. We export (4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-carboxylic acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.