Crotonic acid
- Formula: C4H6O2
- Molecular weight: 86.0892
- IUPAC Standard InChI: InChI=1S/C4H6O2/c1-2-3-4(5)6/h2-3H,1H3,(H,5,6)
- IUPAC Standard InChIKey: LDHQCZJRKDOVOX-UHFFFAOYSA-N
- CAS Registry Number: 3724-65-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: 2-Butenoic acid; α-Butenoic acid; 3-Methylacrylic acid; CH3CH=CHCOOH; α-Crotonic acid; β-Methylacrylic acid; Acrylic acid, 3-methyl-; Kyselina krotonova; UN 2823; But-2-enoic acid; NSC 206946; 2-Butenoic acid, isomer # 2
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- 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.
Gas Chromatography
Go To: Top, 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 | HP-101 | 986. | Politeo, Jukic, et al., 2007 | 25. m/0.20 mm/0.20 μm, Helium, 70. C @ 2. min, 3. K/min, 200. C @ 15. min |
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-20M | 1708. | Politeo, Jukic, et al., 2007 | 50. m/0.20 mm/0.20 μm, Helium, 70. C @ 4. min, 4. K/min, 180. C @ 15. min |
| Capillary | HP-20M | 1709. | Politeo, Jukic, et al., 2007, 2 | 50. m/0.2 mm/0.2 μm, He, 70. C @ 4. min, 4. K/min, 180. C @ 15. min |
| Capillary | DB-Wax | 1773. | Shiratsuchi, Shimoda, et al., 1993 | 60. m/0.25 mm/0.25 μm, 50. C @ 4. min, 2. K/min, 230. C @ 30. min |
| Capillary | DB-Wax | 1773. | Shiratsuchi, Shimoda, et al., 1993 | 60. m/0.25 mm/0.25 μm, 50. C @ 4. min, 2. K/min, 230. C @ 30. min |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1744. | Parada, Duque, et al., 2000 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 4. K/min, 240. C @ 10. min |
| Capillary | DB-Wax | 1763. | Parada, Duque, et al., 2000 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 4. K/min, 240. C @ 10. min |
| Capillary | DB-Wax | 1744. | Parada and Duque, 1998 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 4. K/min, 240. C @ 10. min |
| Capillary | DB-Wax | 1746. | Parada and Duque, 1998 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 4. K/min, 240. C @ 10. min |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Politeo, Jukic, et al., 2007
Politeo, O.; Jukic, M.; Milos, M.,
Chemical Composition and Antioxidant Activity of Free Volatile Aglycones from Laurel (Laurus nobilis L.) Compared to Its Essential Oil,
Croatica Chem. Acta, 2007, 80, 1, 121-126. [all data]
Politeo, Jukic, et al., 2007, 2
Politeo, O.; Jukic, M.; Milos, M.,
Chemical composition and antioxidant capacity of free volatile aglycones from basil (Ocimum basilicum L.) compared with its essential oil,
Food Chem., 2007, 101, 1, 379-385, https://doi.org/10.1016/j.foodchem.2006.01.045
. [all data]
Shiratsuchi, Shimoda, et al., 1993
Shiratsuchi, H.; Shimoda, M.; Minegishi, Y.; Osajima, Y.,
Isolation and identification of volatile flavor compounds in nonfermented coarse-cut sausage. Flavor as a quality factor of nonfermented sausage. 1,
J. Agric. Food Chem., 1993, 41, 4, 647-652, https://doi.org/10.1021/jf00028a027
. [all data]
Parada, Duque, et al., 2000
Parada, F.; Duque, C.; Fujimoto, Y.,
Free and bound volatile composition and characterization of some glucoconjugates as aroma precursors in Melón de olor fruit pulp (Sicana odorifera),
J. Agric. Food Chem., 2000, 48, 12, 6200-6204, https://doi.org/10.1021/jf0007232
. [all data]
Parada and Duque, 1998
Parada, F.; Duque, C.,
Studies on the aroma of piñuela fruit pulp (Bromelia plumieri): Free and bound volatile composition and characterization of some glucoconjugates as aroma precursors,
J. Hi. Res. Chromatogr., 1998, 21, 10, 577-581, https://doi.org/10.1002/(SICI)1521-4168(19981001)21:10<577::AID-JHRC577>3.0.CO;2-V
. [all data]
Notes
Go To: Top, Gas Chromatography, References
- 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.