2,4,5-Trimethyloxazole - ≥97% , CAS No.20662-84-4

CAS: 20662-84-4 Cat. No.: T467714 Molecular Weight: 111.14 EC Number: 243-952-4 PubChem CID: 30215
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
FEMA 4394 | Trimethyloxazole | 2,4,5-Trimethyl-1,3-oxazole
Storage
Room temperature,Argon charged
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
T467714-1g
1

$15.90

$23.90
Save $8.00 (33.47%)
5g
T467714-5g
1

$65.90

$98.90
Save $33.00 (33.37%)
25g
T467714-25g
1

$289.90

$434.90
Save $145.00 (33.34%)
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Why this grade

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

🌡

Storage & shipping

Room temperature,Argon charged Ships 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Description

2,4,5-Trimethyloxazole undergoes regio- and diastereoselective photocycloaddition reaction with aliphatic and aromatic aldehydes to yielderythroα-amino, β-hydroxy methyl ketones.

Specifications

Synonyms
FEMA 4394 | Trimethyloxazole | 2, 4, 5-Trimethyl-1, 3-oxazole
Specifications & Purity
≥97%
Storage
Room temperature, Argon charged
Purity
≥97%
Names and Identifiers
Canonical SmilesCC1=C(OC(=N1)C)C
IUPAC Name2,4,5-trimethyl-1,3-oxazole
InChIKeyZRLDBDZSLLGDOX-UHFFFAOYSA-N
INCHI1S/C6H9NO/c1-4-5(2)8-6(3)7-4/h1-3H3
Isomeric SMILES CC1=C(OC(=N1)C)C
WGK Germany 2
PubChem CID 30215
Molecular Weight 111.14

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 Parent2,4,5-trisubstituted oxazoles
Alternative Parents Heteroaromatic compounds  Oxacyclic compounds  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 2,4,5-trisubstituted 1,3-oxazole - 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 2,4,5-trisubstituted oxazoles. These are compounds containing an oxazole ring substituted at positions 2, 4 and 5 only. Oxazole is a five-membered aromatic heterocycle with one oxygen, one nitrogen, and three carbon atoms. Isomers include 1,2-oxazole and 1,3-oxazole.
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.

6 results found

Lot NumberCertificate TypeDateItem
A2503529Certificate of AnalysisDec 23, 2024 T467714
A2503543Certificate of AnalysisDec 23, 2024 T467714
A2503544Certificate of AnalysisDec 23, 2024 T467714
A2503545Certificate of AnalysisDec 23, 2024 T467714
A2503546Certificate of AnalysisDec 23, 2024 T467714
A2503568Certificate of AnalysisDec 23, 2024 T467714
Chemical and Physical Properties
Sensitivityair sensitive;heat sensitive
Refractive Index1.442
Flash Point(°F)91.4 °F
Flash Point(°C)33°C
Boil Point(°C)134°C
Molecular Weight111.140 g/mol
XLogP31.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass111.068 Da
Monoisotopic Mass111.068 Da
Topological Polar Surface Area26.000 Ų
Heavy Atom Count8
Formal Charge0
Complexity84.600
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
Documents & Articles
Citations of This Product
References
1. Tong Zhou, Xue Xia, Heping Cui, Khizar Hayat, Xiaoming Zhang, Chi-Tang Ho.  (2022)  Competitive Formation of 2,3-Butanedione and Pyrazines through Intervention of Added Cysteine during Thermal Processing of Alanine-Xylose Amadori Compounds.  JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY,      [PMID:36444759] [10.1021/acs.jafc.2c07026]
Solution Calculators
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