Compound Q&A

Is (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) safe?

Answer

(2E)-4-Methoxy-4-oxo-2-butenoic acid
The safety of (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) depends on its handling and exposure conditions. It is generally considered safe when used in controlled environments with proper protective measures. However, it may cause skin and eye irritation, so appropriate PPE should be worn during handling. Safety standards should follow OSHA and EPA guidelines for chemical exposure.

About

CAS No 2756-87-8
English Name (2E)-4-Methoxy-4-oxo-2-butenoic acid
Molecular Formula C5H6O4
Molecular Weight 130.1 g/mol
SMILES COC(=O)C=CC(=O)O
InChIKey NKHAVTQWNUWKEO-NSCUHMNNSA-N
Last Updated: 2025-08-25 01:09

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