Homovanillic Acid, 2TMS derivative
- Formula: C15H26O4Si2
- Molecular weight: 326.5355
- IUPAC Standard InChI: InChI=1S/C15H26O4Si2/c1-17-14-10-12(11-15(16)19-21(5,6)7)8-9-13(14)18-20(2,3)4/h8-10H,11H2,1-7H3
- IUPAC Standard InChIKey: PPAQHWGGSXMRBE-UHFFFAOYSA-N
- CAS Registry Number: 37148-61-1
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Trimethylsilyl [3-methoxy-4-(trimethylsilyloxy)phenyl]acetate; Benzeneacetic acid, 3-methoxy-4-[(trimethylsilyl)oxy]-, trimethylsilyl ester; Homovanillic acid (tms); Benzeneacetic acid, 4-hydroxy-3-methoxy, bis-TMS; Homovanillic acid, bis-TMS; Homovanillic acid, di-TMS; Phenylacetic acid, 3-methoxy-4-trimethylsilyloxy-, trimethylsilyl ester; Homovalillic acid, bis-TMS; Homovanilic acid, TMS; Benzeneacetic acid, 4-hydroxy-3-methoxy, TMS
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- Other data available:
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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 |
|---|---|---|---|---|
| Active phase | HP-5 | HP-5 | HP-5MS | HP-5 |
| Column length (m) | 30. | 30. | 30. | 25. |
| Carrier gas | He | He | He | He |
| Substrate | ||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.52 |
| Tstart (C) | 50. | 50. | 70. | 70. |
| Tend (C) | 300. | 300. | 280. | 280. |
| Heat rate (K/min) | 5. | 4. | 5. | |
| Initial hold (min) | 3. | 10. | ||
| Final hold (min) | 3. | |||
| I | 1786. | 1784. | 1790. | 1784. |
| Reference | Isidorov, Kotowska, et al., 2005 | Isidorov, Kotowska, et al., 2005 | Lee, Yanamandra, et al., 2002 | Richards, Wong, et al., 1992 |
| Comment | 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.
Isidorov, Kotowska, et al., 2005
Isidorov, V.A.; Kotowska, U.; Vinogorova, V.T.,
GC Identification of organic compounds based on partition coefficients of their TMS derivatives in a hexane-acetonitrile system and retention indices,
Anal. Sci., 2005, 21, 12, 1483-1489, https://doi.org/10.2116/analsci.21.1483
. [all data]
Lee, Yanamandra, et al., 2002
Lee, B.Y.; Yanamandra, K.; Thurmon, T.F.,
Quantitative estimation of organic analytes with a capillary column,
Am. Clin. Lab., 2002, May, 30-34. [all data]
Richards, Wong, et al., 1992
Richards, M.; Wong, Y.S.; Tan, W.C.; Tan, I.K.; Ng, T.L.,
Profiling urinary organic acids for the diagnosis of inborn errors of metabolism by GC/MS,
Bull. Sing. N.I. Chem., 1992, 20, 135-143. [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
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