Compound Q&A
Is 2-Oxo-2H-pyran-5-carboxylic acid (CAS: 500-05-0) safe?
Answer
2-Oxo-2H-pyran-5-carboxylic acid (CAS: 500-05-0) is generally considered safe for laboratory use when handled with appropriate precautions. It is not considered toxic, but it can cause eye and skin irritation if not handled properly. Protective eyewear and gloves should be worn when working with this compound. Storage in a well-ventilated area is recommended.
About
CAS No
500-05-0
English Name
2-Oxo-2H-pyran-5-carboxylic acid
Molecular Formula
C6H4O4
Molecular Weight
140.094 g/mol
SMILES
OC(=O)c1ccc(=O)oc1
InChIKey
ORGPJDKNYMVLFL-UHFFFAOYSA-N
Last Updated: 2025-08-29 23:06
