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- 10) (4): 1H NMR δH (CD3OD): 0.84 (3H, t, J=6.9 Hz, CH3), 1.24 (16H, m, 8×CH2), 1.56 (2H, m, β-CH2 from C=O), 2.29 (2H, m, α-CH2–C=O), 3.20–4.33 (27H, m, protons on sugar moiety), 5.13 (1H, d, J=3.9 Hz, an anomeric proton on the first pyranose ring from the glucose in the sucrose structure), 5.29 (1H, d, J=3.9 Hz, an anomeric proton on the glucose next to the furanose ring). 13C NMR δC (CD3OD): 13.2 (CH3), 21.6–28.6 (8×CH2), 30.9 (β-CH2 from C=O), 32.9 (α-CH2–C=O), 59.3–78.6 (15 carbons in the sugar moiety), 101.5–101.8 (2 anomeric carbons), 104.5 (2′-carbon in the furanose ring), 173.5 (C=O). (5): 1H NMR δH (CD3OD): 0.79 (3H, t, J=6.9 Hz, CH3), 1.19 (16H, m, 8×CH2), 1.51 (2H, m, β-CH2 from C=O), 2.24 (2H, m, α-CH2–C=O), 3.18 (1H, dd, J=9.3 Hz, proton at the non-reducing terminal on the second pyranose ring from the sucrose), 3.19–4.28 (27H, m, protons in sugar moiety), 5.06 and 5.09 (2H, d, J=3.9 Hz, anomeric protons on the first and second pyranose rings from the glucose in the sucrose structure), 5.24 (1H, d, J=3.9 Hz, an anomeric proton on the glucose next to the furanose ring). 13C NMR δC (CD3OD): 13.2 (CH3), 21.6–28.7 (8×CH2), 30.9 (β-CH2 from C=O), 32.9 (α-CH2–C=O), 58.1–79.4 (20 carbons in the sugar moiety), 100.8–101.4 (3 anomeric carbons), 104.1 (2′-carbon in the furanose ring), 173.5 (C=O). (6): 1H NMR δH (CD3OD): 0.79 (3H, t, J=6.9 Hz, CH3), 1.19 (16H, m, 8×CH2), 1.52 (2H, m, β-CH2 from C=O), 2.26 (2H, m, α-CH2–C=O), 3.16 (1H, m, proton at the non-reducing terminal of the glucose moiety next to sucrose), 3.20–4.53 (18H, m, protons on sugar moiety), 5.03 (1H, d, J=3.9 Hz, an anomeric proton on the first pyranose ring from the glucose in the sucrose structure), 5.28 (1H, d, J=3.9 Hz, an anomeric proton on the glucose next to the furanose ring). 13C NMR δC (CD3OD): 12.9 (CH3), 21.7–28.8 (8×CH2), 31.1 (β-CH2 from C=O), 33.0 (2H, m, α-CH2–C=O), 59.6–94.3 (15 carbons in the sugar moiety), 100.8–102.1 (2 anomeric carbons), 103.5 (2′-carbon in the furanose ring), 173.5 (C=O). (7): 1H NMR δH (CD3OD): 0.78 (3H, t, J=6.9 Hz, CH3), 1.16 (16H, m, 8×CH2), 1.49 (2H, m, β-CH2 from C=O), 2.26 (2H, m, α-CH2–C=O), 3.13–4.23 (28H, m, protons on sugar carbons), 3.98 (1H, m, a proton at 5-carbon in pyranose ring of sucrose), 4.26 (1H, d, J=12 Hz, a proton at 3-carbon in pyranose ring of sucrose), 4.54 (1H, m, a proton at 2-carbon in pyranose ring of sucrose), 5.02 and 5.06 (2H, d, J=3.9 Hz, anomeric protons on the second and third pyranose rings from the glucose in the sucrose structure), 5.13 (1H, d, J=3.9 Hz, an anomeric proton on the first pyranose ring from the glucose in the sucrose structure), 5.25 (1H, d, J=3.9 Hz, anomeric proton on the glucose next to the furanose ring). 13C NMR δC (CD3OD): 12.5 (CH3), 2.... (Remark: This note is truncated in the html because it exceeds the limit of the system (4000 characters per note). The complete text is given in the pdf.)
Bioscience, Biotechnology, and Biochemistry
Volume 71, 2007 - Issue 3