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Methyl 4-Formylbenzoate → 3-(4-Carbomethoxyphenyl)-1-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-prop-2-en-1-one

HRID 346271
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HRID 346271 반응식
[C:1]([C:4]1[CH:5]=[C:6]2[C:11](=[CH:12][CH:13]=1)[C:10]([CH3:15])([CH3:14])[CH2:9][CH2:8][C:7]2([CH3:17])[CH3:16])(=[O:3])[CH3:2].[CH:18]([C:20]1[CH:29]=[CH:28][C:23]([C:24]([O:26][CH3:27])=[O:25])=[CH:22][CH:21]=1)=O>[OH-].[Na+].CO>[C:24]([C:23]1[CH:28]=[CH:29][C:20]([CH:18]=[CH:2][C:1]([C:4]2[CH:13]=[CH:12][C:11]3[C:10]([CH3:15])([CH3:14])[CH2:9][CH2:8][C:7]([CH3:17])([CH3:16])[C:6]=3[CH:5]=2)=[O:3])=[CH:21][CH:22]=1)([O:26][CH3:27])=[O:25]
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참가 물질

5

반응물 2

HCID 15294Methyl 4-FormylbenzoateHCID 27475621-(5,5,8,8-Tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)ethan-1-one

생성물 1

HCID 542211693-(4-Carbomethoxyphenyl)-1-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-prop-2-en-1-one수율 58.4%

시약·촉매·용매 2

HCID 887Methanol용매HCID 14798Sodium Hydroxide용매

실험 절차

138 g (0.6 mole) of 6-acetyl-1,2,3,4-tetrahydro-1,1,4,4-tetramethylnaphthalene and 98.5 g (0.6 mole) of methyl 4-formylbenzoate in a mixture of 16 g of sodium hydroxide and 690 ml of methanol were stirred for 16 hours at room temperature. The precipitated crystals were filtered off under suction and dried to give 132 g of 3-(4-carbomethoxyphenyl)-1-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-prop-2-en-1-one of melting point 89°-91° C.

후처리

  1. filtrationThe precipitated crystals were filtered off under suction
  2. customdried

출처 및 근거

ORD 기록
ord-dfcc00fa2adc4dc1ad87edb6f478853e
출처 데이터셋
uspto-grants-1991_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05061705

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