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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 29078564Generated: October 29, 2026

3-(3-Methylphenyl)-1,2-oxazole-5-carboxylic acid

https://huagongshe.com/en/chemical/29078564

3-(3-Methylphenyl)-1,2-oxazole-5-carboxylic acid molecular structure

Identifiers & Physical Properties

CAS No.901926-44-1
Molecular formulaC11H9NO3
Average molar mass203.19 g/mol
Monoisotopic mass203.05824315 g/mol
SMILESCc1cccc(-c2cc(C(=O)O)on2)c1
InChIKeyPDDMXZJKQIWUNQ-UHFFFAOYSA-N
PubChem CID29078564
EC No.962-980-4

Chemical & Physical Properties

XLogP2.3
Topological polar surface area63.3
Hydrogen bond donors1
Hydrogen bond acceptors4
Rotatable bonds2
Heavy atoms15
Formal charge0
Complexity244

Safety & Regulations

GHS classificationWarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesAcute Tox. 4 (100%)