Catechine (2R-E)-, 5TMS derivative
- Formula: C30H54O6Si5
- Molecular weight: 651.1737
- IUPAC Standard InChI: InChI=1S/C30H54O6Si5/c1-37(2,3)32-23-19-26-24(27(20-23)34-39(7,8)9)21-29(36-41(13,14)15)30(31-26)22-16-17-25(33-38(4,5)6)28(18-22)35-40(10,11)12/h16-20,29-30H,21H2,1-15H3/t29-,30+/m1/s1
- IUPAC Standard InChIKey: QKMSLFRFGOTVEJ-IHLOFXLRSA-N
- CAS Registry Number: 64138-54-1
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Stereoisomers:
- Other names: 2H-1-Benzopyran, 3,4-dihydro-2-[3,4-bis[(trimethylsilyl)oxy]phenyl]-3,5,7-tris[(trimethylsilyl)oxy]-, (2R-trans)-; 1(2H)-Benzopyran, 3,4-dihydro-2-[3,4-bis[(trimethylsilyl)oxy]phenyl]-3,5,7-tris[(trimethylsilyl)oxy]-, (2R-trans)-; Catechin, penta-TMS ether; Catechine, penta-TMS-ether, (2R-trans)-; ((2-(3,4-Bis[(trimethylsilyl)oxy]phenyl)-5,7-bis[(trimethylsilyl)oxy]-3,4-dihydro-2H-chromen-3-yl)oxy)(trimethyl)silane; Catechin, TMS; trans-Catechin, pentakis-TMS; trans-Catechin, penta-TMS
- Information on this page:
- Other data available:
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Gas Chromatography
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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
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | DB-1 | 280. | 2898.8 | Stremple, 1996 | 30. m/0.25 mm/0.25 μm, H2 |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5MS | 2860.4 | Andriamaharavo, 2014 | 30. m/0.25 mm/0.25 μm, He; Program: 60C (1 min) => 5 C/min => 210C => 10 C/min => 280C (15 min) |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5 | 2938. | Isidorov, Lech, et al., 2008 | 30. m/0.25 mm/0.25 μm, Helium, 3. K/min, 300. C @ 30. min; Tstart: 50. C |
| Capillary | HP-5 | 2943. | Isidorov, Lech, et al., 2008 | 30. m/0.25 mm/0.25 μm, Helium, 3. K/min, 300. C @ 30. min; Tstart: 50. C |
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.
Stremple, 1996
Stremple, P.,
Improved separation and identification of aglycon flavonoids by gas chromatography on phenylmethylsilicone copolymers,
J. Hi. Res. Chromatogr., 1996, 19, 10, 581-584, https://doi.org/10.1002/jhrc.1240191010
. [all data]
Andriamaharavo, 2014
Andriamaharavo, N.R.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [all data]
Isidorov, Lech, et al., 2008
Isidorov, V.A.; Lech, P.; Zolciak, A.; Rusak, N.; Szczepaniak, L.,
Gas Chromatographic - nass spectrometric investigation of metabolites from the needles and roots of pine seedlings at early stages of pathogenic fungi Armillaria ostoyae attack,
Trees, 2008, 22, 4, 531-542, https://doi.org/10.1007/s00468-008-0213-z
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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