4-Phenyloxazole - ≥97% , CAS No.20662-89-9

CAS: 20662-89-9 Cat. No.: P669604 Molecular Weight: 145.161 EC Number: 821-838-0 PubChem CID: 589279
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
4-Phenyl-1,3-oxazole
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
P669604-50mg
3

$12.90

$19.90
Save $7.00 (35.18%)
250mg
P669604-250mg
3

$47.90

$71.90
Save $24.00 (33.38%)
1g
P669604-1g
3

$96.90

$145.90
Save $49.00 (33.58%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Specifications

Synonyms
4-Phenyl-1, 3-oxazole
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Product Properties
ALogP2
Names and Identifiers
Canonical SmilesC1=CC=C(C=C1)C2=COC=N2
IUPAC Name4-phenyl-1,3-oxazole
InChIKeyNTFMLYSGIKHECT-UHFFFAOYSA-N
INCHI1S/C9H7NO/c1-2-4-8(5-3-1)9-6-11-7-10-9/h1-7H
Isomeric SMILES C1=CC=C(C=C1)C2=COC=N2
PubChem CID 589279
Molecular Weight 145.161

Documentation

📋 Safety Data Sheet (SDS)

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

Download SDS →

✅ Certificate of Analysis (COA)

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

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassOxazoles
Intermediate Tree Nodes Not available
Direct ParentPhenyl-1,3-oxazoles
Alternative Parents Benzene and substituted derivatives  Heteroaromatic compounds  Oxacyclic compounds  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Phenyl-1,3-oxazole - Benzenoid - Monocyclic benzene moiety - Heteroaromatic compound - Oxacycle - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenyl-1,3-oxazoles. These are aromatic heterocyclic compounds containing a 1,3-oxazole substituted at one or more positions by a phenyl 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.

3 results found

Lot NumberCertificate TypeDateItem
I2515426Certificate of AnalysisJul 01, 2025 P669604
I2515427Certificate of AnalysisJul 01, 2025 P669604
I2523703Certificate of AnalysisJul 01, 2025 P669604
Chemical and Physical Properties
Molecular Weight145.160 g/mol
XLogP32.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass145.053 Da
Monoisotopic Mass145.053 Da
Topological Polar Surface Area26.000 Ų
Heavy Atom Count11
Formal Charge0
Complexity121.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
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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