β-Lactose, TMS
- Formula: C36H86O11Si8
- Molecular weight: 919.7454
- IUPAC Standard InChI: InChI=1S/C36H86O11Si8/c1-48(2,3)37-25-27-29(31(43-51(10,11)12)34(46-54(19,20)21)36(40-27)47-55(22,23)24)41-35-33(45-53(16,17)18)32(44-52(13,14)15)30(42-50(7,8)9)28(39-35)26-38-49(4,5)6/h27-36H,25-26H2,1-24H3/t27-,28-,29-,30+,31+,32+,33-,34-,35+,36+/m0/s1
- IUPAC Standard InChIKey: QJZFVYJIGWEKIR-WWJCFSHUSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Maltose, TMS
- β-Lactose, 8TMS derivative
- α-Cellobiose TMS
- α-Lactose, TMS
- β-D(+)-Cellobiose, TMS
- Maltose MO-TMS, major product
- Maltose MO-TMS, minor product
- CELLOBIOSE 8TMS-1
- CELLOBIOSE 8TMS-2
- LACTOSE 8TMS-1
- LACTOSE 8TMS-2
- MALTOSE 8TMS-1
- MALTOSE 8TMS-2
- α-D(+)-Maltose, TMS
- β-D(+)-Maltose, TMS
- Maltose, anomer 1, octakis-TMS
- Maltose, anomer 2, octakis-TMS
- Maltose, TMS, BP
- Maltose, TMS, MP
- α-Epilactose, TMS
- α-Galactobiose, TMS
- β-Epilactose, TMS
- D-(+)-Cellobiose, (isomer 1), 8TMS derivative
- D-(+)-Cellobiose, (isomer 2), 8TMS derivative
- Maltose, 8TMS derivative , isomer 1
- D-Lactose, (isomer 1), 8TMS derivative
- D-Lactose, (isomer 2), 8TMS derivative
- β-D-Lactose, (isomer 1), 8TMS derivative
- β-D-Lactose, (isomer 2), 8TMS derivative
- Maltose, 8TMS derivative , isomer 2
- Other names: Lactose MO-TMS, major product
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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 | SE-54 | 280. | 2833. | García-Raso, Páez, et al., 1992 | N2; Column length: 40. m; Column diameter: 0.18 mm |
| Capillary | OV-101 | 272. | 2790. | Adam and Jennings, 1975 | Column length: 45. m; Column diameter: 0.25 mm |
Kovats' RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5MS | 2838. | Medeiros and Simoneit, 2007 | 30. m/0.25 mm/0.25 μm, He, 65. C @ 2. min, 6. K/min, 300. C @ 15. min |
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.
García-Raso, Páez, et al., 1992
García-Raso, A.; Páez, M.I.; Martínez-Castro, I.; Sanz, J.; Calvo, M.M.,
Gas chromatographic retention of carbohydrate trimethylsilyl ethers. IV. Disaccharides,
J. Chromatogr., 1992, 607, 2, 221-225, https://doi.org/10.1016/0021-9673(92)87079-N
. [all data]
Adam and Jennings, 1975
Adam, S.; Jennings, W.G.,
Gas chromatographic separation of silylated derivatives of disaccharide mixtures on open tubular glass capillary columns,
J. Chromatogr., 1975, 115, 1, 218-221, https://doi.org/10.1016/S0021-9673(00)89035-4
. [all data]
Medeiros and Simoneit, 2007
Medeiros, P.M.; Simoneit, B.R.T.,
Analysis of sugars in environmental samples by gas chromatography-mass spectrometry,
J. Chromatogr. A, 2007, 1141, 2, 271-278, https://doi.org/10.1016/j.chroma.2006.12.017
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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