≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Canonical Smiles | CC1=C(N=CO1)C(=O)O |
|---|---|
| IUPAC Name | 5-methyl-1,3-oxazole-4-carboxylic acid |
| InChIKey | QIACATCUODRSLS-UHFFFAOYSA-N |
| INCHI | 1S/C5H5NO3/c1-3-4(5(7)8)6-2-9-3/h2H,1H3,(H,7,8) |
| Isomeric SMILES | CC1=C(N=CO1)C(=O)O |
| Molecular Weight | 127.09 |
| Reaxy-Rn | 7368053 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7368053&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Azoles |
| Subclass | Oxazoles |
| Intermediate Tree Nodes | Not available |
| Direct Parent | 4,5-disubstituted oxazoles |
| Alternative Parents | Heteroaromatic compounds Oxacyclic compounds Monocarboxylic acids and derivatives Carboxylic acids Azacyclic compounds Organopnictogen compounds Organooxygen compounds Organonitrogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | 4,5-disubstituted 1,3-oxazole - Heteroaromatic compound - Oxacycle - Azacycle - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as 4,5-disubstituted oxazoles. These are compounds containing an oxazole ring substituted at positions 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 |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 B2518386 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518390 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518391 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518395 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518396 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518397 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518398 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| B2518399 | Certificate of Analysis | Sep 14, 2024 | M340576 |
| Molecular Weight | 127.100 g/mol |
|---|---|
| XLogP3 | 0.600 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 127.027 Da |
| Monoisotopic Mass | 127.027 Da |
| Topological Polar Surface Area | 63.300 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 125.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
