JP4647521B2 - 光学活性なβ−ヒドロキシイミン化合物の製造方法 - Google Patents
光学活性なβ−ヒドロキシイミン化合物の製造方法 Download PDFInfo
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- JP4647521B2 JP4647521B2 JP2006064791A JP2006064791A JP4647521B2 JP 4647521 B2 JP4647521 B2 JP 4647521B2 JP 2006064791 A JP2006064791 A JP 2006064791A JP 2006064791 A JP2006064791 A JP 2006064791A JP 4647521 B2 JP4647521 B2 JP 4647521B2
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- BIBMQUCHCZQGGI-YMXDCFFPSA-N COc(cc1)ccc1NC[C@H](CCC1)P1c1ccccc1 Chemical compound COc(cc1)ccc1NC[C@H](CCC1)P1c1ccccc1 BIBMQUCHCZQGGI-YMXDCFFPSA-N 0.000 description 1
- WRIWBUUBQXWUER-UHFFFAOYSA-N Cc1cc(C)cc(NCC(CCC2)P2c2ccccc2)c1 Chemical compound Cc1cc(C)cc(NCC(CCC2)P2c2ccccc2)c1 WRIWBUUBQXWUER-UHFFFAOYSA-N 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Description
Mikami, K.; Matsukawa S. J. Am. Chem. Soc., 116, 4077-4078 (1994). Evans, D. A.; Masse, C. E.; Wu, J. Org. Lett. 4, 3375-3378 (2002). Matsubara, R.; Vital, P.; Nakamura, Y.; Kiyohara, H.; Kobayashi, S. Tetrahedron, 60, 9769-9784 (2004). Tang, W.; Wang, W.; Zhang, X. Angew. Chem., Int. Ed. 42, 943 (2003). Sun, X.; Manabe, K.; Lam, W. W. ?L.; Shiraishi, N.; Kobayashi, J.; Shiro, M.; Utsumi, H.; Kobayashi, S. Chem. Eur. J., 11, 361-368 (2005).
(2S)-2-Hydroxy-3-methyl-4-oxo-4-phenyl-butyric acid ethyl ester (5f, syn/anti mixture): 1H NMR syn (CDCl3) δ = 1.26 (t, 3H, J = 7.0 Hz), 1.29 (d, 3H, J = 7.0 Hz), 3.28 (br, 1H), 3.93 (dq, 1H, J = 4.2, 7.0 Hz), 4.25 (q, 2H, J = 7.0 Hz), 4.58 (d, 1H, J = 4.2 Hz), 7.40-7.65 (m, 3H), 7.90-8.05 (m, 2H); anti (CDCl3) δ = 1.20 (t, 3H, J = 7.1 Hz), 1.36 (d, 3H, J = 7.3 Hz), 3.61 (d, 1H, J = 8.3 Hz), 3.98 (dq, 1H, J = 4.6, 7.1 Hz), 4.10-4.25 (m, 2H), 4.39 (dd, 1H, J = 4.6, 8.3 Hz), 7.40-7.65 (m, 3H); 13C NMR syn (CDCl3) δ = 12.1, 14.0, 44.3, 61.9, 71.6, 128.4, 128.7, 133.3, 135.7, 173.1, 201.6; anti (CDCl3) δ = 14.0, 14.1, 44.0, 61.5, 73.1, 128.3, 128.7, 133.4, 135.9, 173.1; IR (neat) syn 3480, 3063, 2978, 2936, 1734, 1678, 1596, 1579, 1449, 1369, 1217, 1133, 1062, 1023, 1001, 975, 952, 862, 794, 708; anti 3481, 3059, 2981, 2941, 1738, 1685, 1588, 1454, 1372, 1255, 1209, 1144, 1092, 1024, 973, 701 cm−1; HRMS (FAB); Exact mass calcd for C13H17O4 [M+H]+, 237.1127. Found 237.1118.; HPLC, Daicel Chiralcel AS + ADH + AD, hexane/iPrOH = 4/1, flow rate = 0.5 mL/min : tR = 46.7 min (2S, 3S), tR = 50.6 min (2R, 3R), tR = 54.3 min (2S, 3R), tR = 61.9 min (2R, 3S).
Claims (4)
- 下式(I)
で表される化合物とロジウム錯体との存在下に、次式(III)
で表されるエンカルバメートと次式(IV)
で表されるアルデヒドの付加反応を行うことを特徴とする、光学活性なβ−ヒドロキシイミン化合物の製造方法。 - アルデヒドがグリオキシル酸エステルである、請求項1に記載の製造方法。
- ロジウム錯体が、ビス(1,5−シクロオクタジエン)−μ,μ’−ジクロロ ジロジウムである、請求項1〜3のいずれかに記載の製造方法。
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JP2007238525A JP2007238525A (ja) | 2007-09-20 |
JP4647521B2 true JP4647521B2 (ja) | 2011-03-09 |
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Families Citing this family (2)
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JP4860510B2 (ja) * | 2007-03-10 | 2012-01-25 | 独立行政法人科学技術振興機構 | β位に不斉点を有するカルボン酸の製造及び求核剤 |
CN109503660B (zh) * | 2018-12-25 | 2020-12-22 | 华东师范大学 | 一类环状膦骨架的手性单膦催化剂Le-Phos及其全构型的制备方法和应用 |
Citations (2)
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US20040229846A1 (en) * | 2001-11-09 | 2004-11-18 | The Penn State Research Foundation | P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions |
WO2005070864A1 (ja) * | 2004-01-23 | 2005-08-04 | Japan Science And Technology Agency | エナンチオ選択的なエナミドのカルボニル基への求核付加反応方法と光学活性α−ヒドロキシ−γ−ケト酸エステル、ヒドロキシジケトンの合成方法 |
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JPS5313628B2 (ja) * | 1974-10-01 | 1978-05-11 |
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US20040229846A1 (en) * | 2001-11-09 | 2004-11-18 | The Penn State Research Foundation | P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions |
WO2005070864A1 (ja) * | 2004-01-23 | 2005-08-04 | Japan Science And Technology Agency | エナンチオ選択的なエナミドのカルボニル基への求核付加反応方法と光学活性α−ヒドロキシ−γ−ケト酸エステル、ヒドロキシジケトンの合成方法 |
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