5-Heptenal, 2,6-dimethyl-
- Formula: C9H16O
- Molecular weight: 140.2227
- IUPAC Standard InChI: InChI=1S/C9H16O/c1-8(2)5-4-6-9(3)7-10/h5,7,9H,4,6H2,1-3H3
- IUPAC Standard InChIKey: YGFGZTXGYTUXBA-UHFFFAOYSA-N
- CAS Registry Number: 106-72-9
- 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. - Other names: Melonal; 2,6-Dimethyl-5-heptenal; 2,6-Dimethyl-5-hepten-1-al; 2,6-Dimethyl hept-5-en-1-al; Bergamal; 2,6-Dimethylhept-5-enal
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Normal alkane RI, polar column, temperature ramp
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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
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | DB-Wax | DB-Wax | Carbowax 20M |
| Column length (m) | 60. | 60. | 80. |
| Carrier gas | Helium | ||
| Substrate | |||
| Column diameter (mm) | 0.25 | 0.25 | 0.2 |
| Phase thickness (μm) | 0.5 | ||
| Tstart (C) | 35. | 70. | 70. |
| Tend (C) | 240. | 210. | 170. |
| Heat rate (K/min) | 4. | 2. | 2. |
| Initial hold (min) | 5. | ||
| Final hold (min) | 10. | 60. | |
| I | 1389. | 1356. | 1358. |
| Reference | Chida, Sone, et al., 2004 | Mookdasanit, Tamura, et al., 2003 | Egolf and Jurs, 1993 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Chida, Sone, et al., 2004
Chida, M.; Sone, Y.; Tamura, H.,
Aroma characteristics of stored tobacco cut leaves analyzed by a high vacuum distillation and canister system,
J. Agric. Food Chem., 2004, 52, 26, 7918-7924, https://doi.org/10.1021/jf049223p
. [all data]
Mookdasanit, Tamura, et al., 2003
Mookdasanit, J.; Tamura, H.; Yoshizawa T.; Tokunaga T.; Nakanishi, K.,
Trace Volatile Compounds in Essential Oil of Citrus Sudachi by Means of Modified Solvent Extraction Method,
Food Sci Technol. Res., 2003, 9, 1, 54-61, https://doi.org/10.3136/fstr.9.54
. [all data]
Egolf and Jurs, 1993
Egolf, L.M.; Jurs, P.C.,
Quantitative structure-retention and structure-odor intensity relationships for a diverse group of odor-active compounds,
Anal. Chem., 1993, 65, 21, 3119-3126, https://doi.org/10.1021/ac00069a027
. [all data]
Notes
Go To: Top, Normal alkane RI, polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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