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Metabolites & Degradation Products

(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester

Reference StandardAvailable on request

Buy (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester (CAS 153433-80-8) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester chemical structure
CAS number153433-80-8
FormulaC18H19NO4
Molar mass313.3 g/mol
Physical formSolid
HS code38229090
InChIKeyOQAQLARGRIIKCB-JKSUJKDBSA-N
IUPAC nameethyl (2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoate

About (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester

Analytical teams working on Paclitaxel use (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester as a qualified comparison standard. Key data (Reference Standard): CAS 153433-80-8, formula C18H19NO4 and molar mass 313.3 g/mol. It is handled as a solid.

Typical applications

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Paclitaxel

See every impurity, metabolite and related compound we list for this API.

Paclitaxel standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester
Product name(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester
Catalogue numberZX-026265
CAS number153433-80-8
IUPAC nameethyl (2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoate
Molecular formulaC18H19NO4
Molar mass313.3 g/mol
Exact mass313.1314
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors2 / 4
Topological polar surface area75.6 Ų
HS code38229090
InChIKeyOQAQLARGRIIKCB-JKSUJKDBSA-N
SMILESCCOC(=O)[C@@H]([C@H](C1=CC=CC=C1)NC(=O)C2=CC=CC=C2)O
PubChem CID9883276
Synonyms(2R,3S)-Ethyl 3-benzamido-2-hydroxy-3-phenylpropanoate, Paclitaxel Ethyl Ester Side Chain, Ethyl (I+-R,I2S)-I2-(benzoylamino)-I+--hydroxybenzenepropanoate, (2R,3S)-Ethyl3-benzamido-2-hydroxy-3-phenylpropanoate, Ethyl (alphaR,betaS)-beta-(benzoylamino)-alpha-hydroxybenzenepropanoate, rel-Ethyl (alphaR,betaS)-beta-(benzoylamino)-alpha-hydroxybenzenepropanoate, Benzenepropanoic acid, beta-(benzoylamino)-alpha-hydroxy-, ethyl ester, (alphaR,betaS)-, Benzenepropanoic acid, beta-(benzoylamino)-alpha-hydroxy-, ethyl ester, (R*,S*)-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester

Which CAS number identifies (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester?
(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester is registered under CAS 153433-80-8. You may also see it listed as (2R,3S)-Ethyl 3-benzamido-2-hydroxy-3-phenylpropanoate, Paclitaxel Ethyl Ester Side Chain, Ethyl (I+-R,I2S)-I2-(benzoylamino)-I+--hydroxybenzenepropanoate. Our catalogue number for this item is ZX-026265.
What are the formula and molar mass of (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester?
For (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester, its formula is C18H19NO4 and its molar mass is 313.3 g/mol. The systematic (IUPAC) name is ethyl (2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoate. InChIKey OQAQLARGRIIKCB-JKSUJKDBSA-N lets you match it in any structure database.
How is (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester used in pharmaceutical QC?
(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester is a characterised reference material linked to Paclitaxel. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester to my country?
Yes. (2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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