Species with data from:
Kiefer, J.H.; Sidhu, S.S.; Kumaran, S.S.; Irdan, E.A., RRKM Model of C2H4 Dissociation: Heat of Formation of Vinylidene, Chem. Phys. Lett., 1989, 159, 1, 32, https://doi.org/10.1016/S0009-2614(89)87448-2 .
3 matching species were found.
For each matching species the following will be displayed:
- Chemical name
- Chemical formula
- Structure image (if available)
Click on the name to see more data.
- Ethynyl radical (C2H)
- CH2=C (C2H2)
- H2C=C radical anion (C2H2-)
© 2026 by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved.
Copyright for NIST Standard Reference Data is governed by the Standard Reference Data Act.