Paclitaxel Side Chain Impurity

Name: Paclitaxel Side Chain Impurity
Brand: Vaqora Chemicals
SKU: VQ-041295

About Paclitaxel Side Chain Impurity

Listed under CAS 132201-33-3, Paclitaxel Side Chain Impurity is an impurity of Paclitaxel available from Vaqora Chemicals. With the molecular formula C16H15NO4, it has a molar mass of 285.29 g/mol. Systematically, it is named (2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoic acid. Common synonyms include (2R,3S)-N-Benzoyl-3-phenylisoserine and N-Benzoyl-3-phenylisoserine, (2R,3S)-.

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. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Paclitaxel to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Paclitaxel Side Chain Impurity 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	Paclitaxel Side Chain Impurity
Catalogue No.	VQ-041295
CAS Number	132201-33-3
IUPAC name	(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoic acid
Molecular formula	C₁₆H₁₅NO₄
Molecular weight	285.29 g/mol
Exact mass	285.1001
Grade	Reference Standard
HSN code	38229090
InChIKey	HYJVYOWKYPNSTK-UONOGXRCSA-N
SMILES	C1=CC=C(C=C1)[C@@H]([C@H](C(=O)O)O)NC(=O)C2=CC=CC=C2
PubChem CID	2762289

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	3 / 4
TPSA	86.6 Å²
Synonyms	(2R,3S)-N-Benzoyl-3-phenylisoserine, N-Benzoyl-3-phenylisoserine, (2R,3S)-, Benzenepropanoic acid, beta-(benzoylamino)-alpha-hydroxy-, (alphaR,betaS)-, N-Benzoyl-(2R,3S)-3-phenylisoserine, (2R,3S)-N-Benzoyl-3-phenyl Isoserine, (2R,3S)-rel-3-Benzamido-2-hydroxy-3-phenylpropanoic acid, Taxol Side Chain Acid, N-Benzoyl-(2R,3S,)-3-phenylisoserine, Paclitaxel Impurity N1, (2R,3S)-3-benzamido-2-hydroxy-3-phenyl-propanoic acid, N-benzoyl-(2R,3S)-3-phenyl-isoserine

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 Paclitaxel Side Chain Impurity?

The CAS Registry Number of Paclitaxel Side Chain Impurity is 132201-33-3. It is also known as (2R,3S)-N-Benzoyl-3-phenylisoserine, N-Benzoyl-3-phenylisoserine, (2R,3S)-, Benzenepropanoic acid, beta-(benzoylamino)-alpha-hydroxy-, (alphaR,betaS)-.

What is the molecular formula and molecular weight of Paclitaxel Side Chain Impurity?

Paclitaxel Side Chain Impurity has the molecular formula C16H15NO4 and a molecular weight of 285.29 g/mol. Its IUPAC name is (2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoic acid.

What is Paclitaxel Side Chain Impurity used for?

Paclitaxel Side Chain Impurity 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 Paclitaxel Side Chain Impurity can I order?

We supply Paclitaxel Side Chain Impurity 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 Paclitaxel Side Chain Impurity?

Yes. Every lot of Paclitaxel Side Chain Impurity 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 Paclitaxel Side Chain Impurity be shipped internationally?

Yes. Paclitaxel Side Chain Impurity 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.