GA3, MeTMSi
- Formula: C26H40O6Si2
- Molecular weight: 504.7632
- IUPAC Standard InChI: InChI=1S/C26H40O6Si2/c1-16-14-24-15-25(16,32-34(7,8)9)12-10-17(24)26-13-11-18(31-33(4,5)6)23(2,22(28)30-26)20(26)19(24)21(27)29-3/h11,13,17-20H,1,10,12,14-15H2,2-9H3/t17?,18-,19?,20?,23+,24-,25-,26+/m1/s1
- IUPAC Standard InChIKey: QJSHIGDRCGMRDL-RWHUMPPASA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: GA3 methyl ester TMS ether; GA3, MeTMS; GA3, methyl ester TMS; Gibberellic acid, MeTMS
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Normal alkane RI, non-polar column, custom temperature program
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 | DB-1 | DB-1 | DB-1 | DB-1 | HP-1 |
| Column length (m) | 15. | 15. | 30. | 30. | 25. |
| Carrier gas | He | He | Helium | ||
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.20 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.33 |
| Program | 60 0C (0.1 min) 20 0C -> 200 0C 5 0C/min -> 300 0C | 60 0C (0.1 min) 20 0C -> 200 0C 5 0C/min -> 300 0C | 60C92min) => 30C/min => 210C => 2C/min => 280C(5min) | 60C (2min) => 2C/min => 210C => 2C/min => 280C(5min) | 60 0C (1 min) 20 0C/min -> 240 0C 4 0C/min -> 300 0C |
| I | 2672. | 2673. | 2695. | 2695. | 2714. |
| Reference | Chung, Kuo, et al., 2003 | Chung, Kuo, et al., 2003 | Yamazaki, Nishijima, et al., 2002 | Nakayama, Koshioka, et al., 2001 | Fos, Nuez, et al., 2000 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | HP-1 | BP-1 | SE-30 | SE-30 | SE-30 |
| Column length (m) | 25. | 25. | 25. | 25. | 25. |
| Carrier gas | Helium | ||||
| Substrate | |||||
| Column diameter (mm) | 0.20 | 0.2 | 0.25 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.33 | 0.25 | 0.25 | 0.25 | 0.25 |
| Program | 60 0C (1 min) 20 0C/min -> 240 0C 4 0C/min -> 300 0C | 60C (1min) => 20C/min => 240C => 4C/min => 300C | 60 (2min) => 20C/min => 200C => 4C/min => 260C | 60 (2min) => 20C/min => 200C => 4C/min => 260C | 60 (2min) => 20C/min => 200C => 4C/min => 260C |
| I | 2714. | 2693. | 2694. | 2702. | 2702. |
| Reference | Fos, Nuez, et al., 2000 | Pérez, Viani, et al., 2000 | Wang, Little, et al., 1996 | Wang, Little, et al., 1996 | Wang, Little, et al., 1996 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | SE-30 | Methyl Silicone | Methyl Silicone | Methyl Silicone | HP-1 |
| Column length (m) | 25. | 12. | |||
| Carrier gas | He | ||||
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.2 | |||
| Phase thickness (μm) | 0.25 | 0.33 | |||
| Program | 60 (2min) => 20C/min => 200C => 4C/min => 260C | not specified | not specified | not specified | 60C(1min) => 15C/min => 200C => 5C/min => 270C |
| I | 2702. | 2704. | 2704. | 2707. | 2691. |
| Reference | Wang, Little, et al., 1996 | Garcia-Martinez, Santes, et al., 1991 | Garcia-Martinez, Santes, et al., 1991 | Garcia-Martinez, Santes, et al., 1991 | Matheussen, Morgan, et al., 1991 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | HP-1 | HP-1 | HP-1 |
| Column length (m) | 12. | 12. | 12. |
| Carrier gas | He | He | He |
| Substrate | |||
| Column diameter (mm) | 0.2 | 0.2 | 0.2 |
| Phase thickness (μm) | 0.33 | 0.33 | 0.33 |
| Program | 60C(1min) => 15C/min => 200C => 5C/min => 270C | 60C(1min) => 15C/min => 200C => 5C/min => 270C | 60C(1min) => 15C/min => 200C => 5C/min => 270C |
| I | 2702. | 2708. | 2713. |
| Reference | Matheussen, Morgan, et al., 1991 | Matheussen, Morgan, et al., 1991 | Matheussen, Morgan, et al., 1991 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Chung, Kuo, et al., 2003
Chung, J.-D.; Kuo, S.-R.; Chien, C.-T.,
Identification and quantification of gibberellin transformation and dosage changes in good and poor flowering clones of Calocedrus formosana grafts,
Taiwan J. For. Sci., 2003, 18, 4, 387-400. [all data]
Yamazaki, Nishijima, et al., 2002
Yamazaki, H.; Nishijima, T.; Koshioka, M.; Miura, H.,
Gibberellins do no act against abscisic acid in the regulation of bulb dormancy of Allium wakegi Araki,
Plant Growth Regul., 2002, 36, 3, 223-229, https://doi.org/10.1023/A:1016577529378
. [all data]
Nakayama, Koshioka, et al., 2001
Nakayama, M.; Koshioka, M.; Matsui, H.; Ohara, H.; Mander, L.N.; Leitch, S.K.; Twitchin, B.; Kraft-Klaunzer, P.; Pharis, R.P.; Yokota, T.,
Endogenous gibberellins in immature seeds of Prunus persica L.: identification of GA118, GA119, GA120, GA121, GA122 and GA126,
Phytochemistry, 2001, 57, 5, 749-758, https://doi.org/10.1016/S0031-9422(01)00154-6
. [all data]
Fos, Nuez, et al., 2000
Fos, M.; Nuez, F.; Garcia-Martinez, J.L.,
The gene pat-2, which induces natural partenocarpy, alters the gibberellin content in unpollinated tomato ovaries,
Plant Physiol., 2000, 122, 2, 471-479, https://doi.org/10.1104/pp.122.2.471
. [all data]
Pérez, Viani, et al., 2000
Pérez, F.J.; Viani, C.; Retamales, J.,
Bioactive gibberellins in seeded and seedless grapes: identification and changes in content during berry development,
Am. J. Enol. Vitic, 2000, 51, 4, 315-318. [all data]
Wang, Little, et al., 1996
Wang, Q.; Little, C.H.A.; Moritz, T.; Odén, P.C.,
Identification of endogenous gibberellins, and metabolism of tritiated and deuterated GA4, GA9, and GA20, in Scots pine (Pinus sylvestris) shoots,
Physiol. Plant., 1996, 97, 4, 764-771, https://doi.org/10.1111/j.1399-3054.1996.tb00542.x
. [all data]
Garcia-Martinez, Santes, et al., 1991
Garcia-Martinez, J.L.; Santes, C.; Croker, S.J.; Hedden, P.,
Identification, quantitation and distribution of gibberellins in fruits of Pisum sativum L. cv. Alaska during pod development,
Planta, 1991, 184, 1, 53-60, https://doi.org/10.1007/BF00208236
. [all data]
Matheussen, Morgan, et al., 1991
Matheussen, A.-M.; Morgan, P.W.; Frederiksen, R.A.,
Implication of gibberellins in head smut (Sporisorium reilianum) of Sorghum bicolor,
Plant Physiol., 1991, 96, 2, 537-544, https://doi.org/10.1104/pp.96.2.537
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, 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.