1,2-Cyclobutanedione

• Formula: C₄H₄O₂
• Molecular weight: 84.0734
• IUPAC Standard InChI: InChI=1S/C4H4O2/c5-3-1-2-4(3)6/h1-2H2 Copy

  
• IUPAC Standard InChIKey: QDMRCCGQLCIMLG-UHFFFAOYSA-N Copy
• CAS Registry Number: 33689-28-0
• Chemical structure:
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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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