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Benzene → [2-(p-Methoxyphenyl)-5-methyl-1,3-dioxan-5-yl]methyl ketone

HRID 2083399
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인쇄 미리보기

반응식

HRID 2083399 반응식
[OH:1][CH2:2][C:3]([CH2:8][OH:9])([CH3:7])[C:4](=[O:6])[CH3:5].C1C=CC=CC=1.[CH3:16][O:17][C:18]1[CH:19]=[CH:20][C:21]([CH:24]=O)=[CH:22][CH:23]=1.C1(C)C=CC(S(O)(=O)=O)=CC=1>O>[CH3:16][O:17][C:18]1[CH:19]=[CH:20][C:21]([CH:24]2[O:9][CH2:8][C:3]([C:4]([CH3:5])=[O:6])([CH3:7])[CH2:2][O:1]2)=[CH:22][CH:23]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 241BenzeneHCID 6101p-Toluenesulfonic acidHCID 312444-MethoxybenzaldehydeHCID 5365163,3-Bis(hydroxymethyl)-2-butanone

생성물 1

HCID 13103205[2-(p-Methoxyphenyl)-5-methyl-1,3-dioxan-5-yl]methyl ketone

시약·촉매·용매 1

HCID 962Water용매2회
이 페이지에서참가 물질실험 절차후처리출처 및 근거반응 노트

실험 절차

3,3-bis(Hydroxymethyl)butanone (39.6 g), benzene (200 ml), anisaldehyde (40.8) and toluene-p-sulphonic acid (200 mg) were heated under reflux in a Dean and Stark water trap until the theoretical amount of water had separated. The solution was concentrated in vacuo and the solid residue was crystallised from isopropyl acetate as a white crystalline solid m.p. 112°-114°, cis isomer.

후처리

  1. customhad separated
  2. concentrationThe solution was concentrated in vacuo
  3. customthe solid residue was crystallised from isopropyl acetate as a white crystalline solid m.p. 112°-114°, cis isomer

출처 및 근거

ORD 기록
ord-7a4624cafce949e6a4f89ba976264acd
출처 데이터셋
uspto-grants-1978_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04085222

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