Chalcone
- Formula: C15H12O
- Molecular weight: 208.2552
- IUPAC Standard InChI: InChI=1S/C15H12O/c16-15(14-9-5-2-6-10-14)12-11-13-7-3-1-4-8-13/h1-12H
- IUPAC Standard InChIKey: DQFBYFPFKXHELB-UHFFFAOYSA-N
- CAS Registry Number: 94-41-7
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: 2-Propen-1-one, 1,3-diphenyl-; α-Benzylideneacetophenone; β-Benzoylstyrene; β-Phenylacrylophenone; Benzalacetophenone; Benzylideneacetophenone; Benzylidenacetophenone; Chalkone; Cinnamophenone; Phenyl styryl ketone; 1-Phenyl-2-benzoylethylene; 1,3-Diphenyl-1-propen-3-one; 2-Benzalacetophenone; 2-Benzylideneacetophenone; 3-Phenylacrylophenone; 1,3-Diphenyl-2-propen-1-one; Acrylophenone, 3-phenyl-; 1-Benzoyl-2-phenylethene; 1,3-Diphenylpropenone; Phenyl 2-phenylvinyl ketone; Styryl phenyl ketone; 1-Benzoyl-2-phenylethylene; ω-Benzylideneacetophenone; 1,3-Diphenyl-2-propenone; NSC 26612
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Condensed phase thermochemistry data
Go To: Top, Phase change data, Reaction thermochemistry data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -5.8 | kcal/mol | Ccb | Moureu, 1930 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -1822.7 | kcal/mol | Ccb | Moureu, 1930 | Corresponding ΔfHºsolid = 2.0 kcal/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 329. | K | N/A | Kern, Shriner, et al., 1925 | Uncertainty assigned by TRC = 4. K |
Reaction thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
+
=
+
By formula: C7H6O + C8H8O = H2O + C15H12O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -15.54 ± 0.45 | kcal/mol | Cm | Hao, Chang, et al., 1985 | liquid phase; solvent: Aqueous NaOH |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-54 | 1970.6 | Shapi and Hesso, 1990 | 25. m/0.32 mm/0.15 μm, He, 40. C @ 1. min, 5. K/min, 280. C @ 15. min |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Moureu, 1930
Moureu, M.H.,
Des sur la tautomerie des dicetones α,
Ann. Chem., 1930, 14, 283-405. [all data]
Kern, Shriner, et al., 1925
Kern, J.W.; Shriner, R.L.; Adams, R.,
Platinum and Palladium Oxides as Catalysts in the Reduction of Organic Compounds IX. The Reduction of Olefins,
J. Am. Chem. Soc., 1925, 47, 1147. [all data]
Hao, Chang, et al., 1985
Hao, J.; Chang, J.; Wang, K.; Liu, Y.; Zhong, G.,
Heat of reaction of chalcone by calorimetric measurement,
Huaxue Tongbao, 1985, 15-16. [all data]
Shapi and Hesso, 1990
Shapi, M.M.; Hesso, A.,
Thermal decomposition of polystyrene volatile compounds from large-scale pyrolysis,
J. Anal. Appl. Pyrolysis, 1990, 18, 2, 143-161, https://doi.org/10.1016/0165-2370(90)80004-8
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas Chromatography, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.