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Acetone Cyanohydrin → 4-hydroxy-5-[(3-methoxyphenyl)methyl]-2-phenethyl-2-phenyl-3H-pyran-6-one

HRID 357885
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HRID 357885 반응식
[OH:1][C:2]1[CH2:7][C:6]([C:16]2[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=2)([CH2:8][CH2:9][C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[O:5][C:4](=[O:22])[CH:3]=1.[CH3:23]CN(CC)CC.[CH3:30][O:31][C:32]1[CH:40]=[CH:39][CH:38]=[CH:37][C:33]=1C(Cl)=O.CC(C)(O)C#N.C([BH3-])#N.[Na+]>C(O)(=O)C.C(#N)C.C(Cl)Cl>[OH:1][C:2]1[CH2:7][C:6]([C:16]2[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=2)([CH2:8][CH2:9][C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[O:5][C:4](=[O:22])[C:3]=1[CH2:23][C:39]1[CH:38]=[CH:37][CH:33]=[C:32]([O:31][CH3:30])[CH:40]=1
참가 물질실험 절차출처 및 근거반응 노트

참가 물질

9

반응물 5

HCID 6406Acetone CyanohydrinHCID 8471Triethylamine2회HCID 889692-Methoxybenzoyl chlorideHCID 5003444Sodium cyanoborohydrideHCID 546823015,6-dihydro-4-hydroxy-6-phenyl-6-(2-phenylethyl)-2H-pyran-2-one

생성물 1

HCID 547140764-hydroxy-5-[(3-methoxyphenyl)methyl]-2-phenethyl-2-phenyl-3H-pyran-6-one

시약·촉매·용매 3

HCID 176Acetic Acid용매HCID 6342Acetonitrile용매HCID 6344Dichloromethane용매

실험 절차

The title compound was prepared as described in General Method 8 using the following: 5,6-dihydro-4-hydroxy-6-phenyl-6-(2-phenylethyl)-2H-pyran-2-one (0.300 g, 1.02 mmol), Et3N (0.15 mL, 1.1 mmol), 2-methoxybenzoyl chloride (0.17 g, 1.02 mmol), CH2Cl2 (4.0 mL), acetonitrile (4.0 mL), acetone cyanohydrin (0.05 mL, 0.5 mmol), Et3N (0.35 mL, 2.5 mmol), glacial acetic acid (5.0 mL), sodium cyanoborohydride (0.47 g, 7.5 mmol).

출처 및 근거

ORD 기록
ord-1cad0da2c1374c768c65f94cb8b1943b
출처 데이터셋
uspto-grants-1998_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05840751

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