Coumarin
- Formula: C9H6O2
- Molecular weight: 146.1427
- IUPAC Standard InChIKey: ZYGHJZDHTFUPRJ-UHFFFAOYSA-N
- CAS Registry Number: 91-64-5
- 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. - Isotopologues:
- Other names: 2H-1-Benzopyran-2-one; cis-o-Coumarinic acid lactone; o-Hydroxycinnamic acid lactone; Benzo-α-pyrone; Coumarinic anhydride; Rattex; Tonka bean camphor; 1,2-Benzopyrone; 2-Propenoic acid, 3-(2-hydroxyphenyl)-, δ-lactone; 2H-Benzo[b]pyran-2-one; o-Hydroxycinnamic lactone; Cinnamic acid, o-hydroxy-, δ-lactone; Cumarin; 2-Oxo-1,2-benzopyran; 2H-1-Benzopyran, 2-oxo-; o-Hydroxyzimtsaure-lacton; Kumarin; NCI C07103; NSC 8774; 2H-Chromen-2-one
- 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.
Normal alkane RI, non-polar column, temperature ramp
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
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | BPX-5 | BPX-5 | BPX-5 | BPX-5 | BPX-5 |
Column length (m) | 30. | 30. | 30. | 30. | 30. |
Carrier gas | Hydrogen | Hydrogen | Hydrogen | Hydrogen | Hydrogen |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Tstart (C) | 100. | 60. | 60. | 60. | 60. |
Tend (C) | 999. | 999. | 999. | 999. | 999. |
Heat rate (K/min) | 3. | 3. | 3. | 3. | 3. |
Initial hold (min) | |||||
Final hold (min) | |||||
I | 1471. | 1465. | 1465. | 1466. | 1467. |
Reference | Bieri and Marriott, 2008 | Bieri and Marriott, 2008 | Bieri and Marriott, 2008 | Bieri and Marriott, 2008 | Bieri and Marriott, 2008 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | BPX-5 | Ultra 2 | Equity-5 MS | DB-5 | DB-5 |
Column length (m) | 30. | 50. | 30. | 25. | |
Carrier gas | Hydrogen | Helium | Helium | Argon | He |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.20 | 0.25 | 0.32 | |
Phase thickness (μm) | 0.25 | 0.11 | 0.25 | 0.25 | |
Tstart (C) | 60. | 60. | 40. | 80. | 40. |
Tend (C) | 999. | 230. | 260. | 200. | 230. |
Heat rate (K/min) | 5. | 2. | 1.5 | 0.9 | 6. |
Initial hold (min) | 5. | 1. | |||
Final hold (min) | 30. | ||||
I | 1475. | 1431. | 1438. | 1429. | 1440. |
Reference | Bieri and Marriott, 2008 | Byun and Shin, 2008 | Mondello, Casilli, et al., 2008 | Orlita, Sidwa-Gorycka, et al., 2008 | Zeller and Rychlik, 2007 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | DB-5 | Ultra-2 | DB-5 | DB-5 | OV-101 |
Column length (m) | 30. | 50. | 30. | 30. | 50. |
Carrier gas | Helium | He | He | He | |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.22 |
Phase thickness (μm) | 0.25 | 0.32 | 0.25 | 0.25 | |
Tstart (C) | 50. | 50. | 60. | 60. | 80. |
Tend (C) | 250. | 270. | 240. | 240. | 200. |
Heat rate (K/min) | 3. | 2. | 3. | 3. | 2. |
Initial hold (min) | 5. | ||||
Final hold (min) | |||||
I | 1432. | 1456. | 1424. | 1428. | 1418. |
Reference | Mirza, Navaei, et al., 2006 | Schlumpberger B.O., Clery R.A., et al., 2006 | Tellez, Khan, et al., 2004 | Tellez, Canel, et al., 1999 | Egolf and Jurs, 1993 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-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.
Bieri and Marriott, 2008
Bieri, S.; Marriott, P.J.,
Dual-injection system with multiply injections for determining sidimentional retention indexes in comprehensive two-dimensional gas chromatography,
Anal. Chem., 2008, 80, 3, 760-768, https://doi.org/10.1021/ac071367q
. [all data]
Byun and Shin, 2008
Byun, Y.; Shin, S.,
Analysis of compounds and activity of essential oil from Chrysanthemum zawadskii var. latilobum and C. indicum agaunst antibiotic-resistant pathogenic bacteria,
Nat. Prod. Sci., 2008, 14, 2, 138-142. [all data]
Mondello, Casilli, et al., 2008
Mondello, L.; Casilli, A.; Tranchida, Q.; Sciarrone, D.; Dugo, P.; Dugo, G.,
Analysis of allergens in fragrances using multiple heart-cut multidimentional gas chromatography - mass spectrometry,
LC-GC Europe, 2008, 21, 130. [all data]
Orlita, Sidwa-Gorycka, et al., 2008
Orlita, A.; Sidwa-Gorycka, M.; Kumirska, J.; Malinski, E.; Siedlecka, E.M.; Gajdus, J.; Lojkowska, E.; Stepnowski, P.,
Identification of Ruta graveolens L. metabolites accumulated in the presence of abiotic elicitors,
Biotechnol. Prog., 2008, 24, 1, 128-133, https://doi.org/10.1021/bp070261d
. [all data]
Zeller and Rychlik, 2007
Zeller, A.; Rychlik, M.,
Impact of estragole and other odorants on the flavour of anise and tarragon,
Flavour Fragr. J., 2007, 22, 2, 105-113, https://doi.org/10.1002/ffj.1765
. [all data]
Mirza, Navaei, et al., 2006
Mirza, M.; Navaei, M.N.; Dini, M.,
Volatile constituents of essential oils isolated from flowers and leaves of Eupatorium cannabinum L. from Iran,
Iranian J. Pharmaceutical Res., 2006, 2, 149-152. [all data]
Schlumpberger B.O., Clery R.A., et al., 2006
Schlumpberger B.O.; Clery R.A.; Barthlott W.,
A unique cactus with scented and possibly bat-dispersed fruits: Rhipsalis juengeri,
Plant Biology, 2006, 8, 2, 265-270, https://doi.org/10.1055/s-2005-873045
. [all data]
Tellez, Khan, et al., 2004
Tellez, M.R.; Khan, I.A.; Schaneberg, B.T.; Crockett, S.L.; Rimando, A.M.; Kobaisy, M.,
Steam distillation-solid-phase microextraction for the detection of Ephedra sinica in herbal preparations,
J. Chromatogr. A, 2004, 1025, 1, 51-56, https://doi.org/10.1016/S0021-9673(03)01035-5
. [all data]
Tellez, Canel, et al., 1999
Tellez, M.R.; Canel, C.; Rimando, A.M.; Duke, S.O.,
Differential accumulation of isoprenoids in glanded and glandless Artemisia annua L,
Phytochemistry, 1999, 52, 6, 1035-1040, https://doi.org/10.1016/S0031-9422(99)00308-8
. [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, non-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
- 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.