(4S,5R)-(-)-4-Methyl-5-phenyl-2-oxazolidinone - ≥97% , CAS No.16251-45-9

CAS: 16251-45-9 Cat. No.: I167709 Molecular Weight: 177.2 EC Number: 846-836-7
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(4S,5R)-4-methyl-5-phenyl-oxazolidin-2-one | (4S,5R)-4-Methyl-5-phenyloxazolidin-2-one | AC-33543 | cis-4-Methyl-5-phenyloxazolidin-2-one | MFCD00066226 | 4-Methyl-5-phenyl-4,5-dihydro-1,3-oxazol-2-ol | PZO2G7843G | SCHEMBL4687 | PS-3385 | UNII-4KSX5DI61K
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
I167709-250mg
3

$22.90

$34.90
Save $12.00 (34.38%)
1g
I167709-1g
3

$71.90

$107.90
Save $36.00 (33.36%)
5g
I167709-5g
5

$198.90

$298.90
Save $100.00 (33.46%)
25g
I167709-25g
1

$389.90

$584.90
Save $195.00 (33.34%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

(4S,5R)-(-)-4-Methyl-5-phenyl-2-oxazolidinone may be used to synthesize (4S,5R)-N-tert-butyloxycarbonyl)-4-methyl-5-carboxy-2-oxazolidinone[2] and (+)-pumiliotoxin B.

Specifications

Synonyms
(4S, 5R)-4-methyl-5-phenyl-oxazolidin-2-one | (4S, 5R)-4-Methyl-5-phenyloxazolidin-2-one | AC-33543 | cis-4-Methyl-5-phenyloxazolidin-2-one | MFCD00066226 | 4-Methyl-5-phenyl-4, 5-dihydro-1, 3-oxazol-2-ol | PZO2G7843G | SCHEMBL4687 | PS-3385 | UNII-4KSX5DI61K
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504760269
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504760269
Canonical SmilesCC1C(OC(=O)N1)C2=CC=CC=C2
IUPAC Name(4S,5R)-4-methyl-5-phenyl-1,3-oxazolidin-2-one
InChIKeyPPIBJOQGAJBQDF-CBAPKCEASA-N
INCHI1S/C10H11NO2/c1-7-9(13-10(12)11-7)8-5-3-2-4-6-8/h2-7,9H,1H3,(H,11,12)/t7-,9-/m0/s1
Isomeric SMILES C[C@H]1[C@H](OC(=O)N1)C2=CC=CC=C2
WGK Germany 3
Molecular Weight 177.2
Reaxy-Rn 142325
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=142325&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzolidines
SubclassOxazolidines
Intermediate Tree Nodes Not available
Direct ParentOxazolidinones
Alternative Parents Benzene and substituted derivatives  Carbamate esters  Organic carbonic acids and derivatives  Oxacyclic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Monocyclic benzene moiety - Oxazolidinone - Benzenoid - Carbamic acid ester - Carbonic acid derivative - Oxacycle - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Carbonyl group - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as oxazolidinones. These are compounds containing an oxazolidinone moiety, which is an oxazolidine bearing a ketone group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
K2123509Certificate of AnalysisSep 04, 2025 I167709
K2124055Certificate of AnalysisSep 04, 2025 I167709
C2408407Certificate of AnalysisFeb 26, 2024 I167709
D1925128Certificate of AnalysisFeb 03, 2023 I167709
Chemical and Physical Properties
Melt Point(°C)122℃
Molecular Weight177.200 g/mol
XLogP31.700
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass177.079 Da
Monoisotopic Mass177.079 Da
Topological Polar Surface Area38.300 Ų
Heavy Atom Count13
Formal Charge0
Complexity199.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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