Sulfuric Acid → 6,7-Diethyl-3,4-dihydronaphthalen-1(2H)-one

반응식

[CH2:1]([C:3]1[CH:4]=[C:5]([CH2:11][CH2:12][CH2:13][C:14]([OH:16])=O)[CH:6]=[CH:7][C:8]=1[CH2:9][CH3:10])[CH3:2].S(=O)(=O)(O)O>>[CH2:1]([C:3]1[CH:4]=[C:5]2[C:6](=[CH:7][C:8]=1[CH2:9][CH3:10])[C:14](=[O:16])[CH2:13][CH2:12][CH2:11]2)[CH3:2]

참가 물질

반응물 2

HCID 1118Sulfuric Acid

HCID 123663984-(3,4-Diethylphenyl)butanoic acid

생성물 1

HCID 123663996,7-Diethyl-3,4-dihydronaphthalen-1(2H)-one

실험 절차

Alternatively 4-(3',4'-diethylphenyl) butanoic acid (23.3 g; 0.106 mole) maybe cyclised by stirring at 100° C with 80% sulphuric acid (115 ml) for 11/2 hours. After dilution, extraction into ether, and distillation 15.83 g (74%) of the tetralone was obtained.

후처리

extractionAfter dilution, extraction into ether
distillationdistillation 15.83 g (74%) of the tetralone
customwas obtained

출처 및 근거

ORD 기록: ord-dbd0ba54b1794dcaa7bbb5bbacc5d54c
출처 데이터셋: uspto-grants-1977_03
DOI: 10.6084/m9.figshare.5104873.v1
특허 번호: US04012407

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