Ethyne, 1-ethenyloxy-

• Formula: C₄H₄O
• Molecular weight: 68.0740
• IUPAC Standard InChI: InChI=1S/C4H4O/c1-3-5-4-2/h1,4H,2H2 Copy

  
• IUPAC Standard InChIKey: CXKWXYISKZVUBR-UHFFFAOYSA-N Copy
• CAS Registry Number: 33733-90-3
• Chemical structure:
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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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