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Benzene → 2-(Bromomethyl)-2-(4-chlorophenyl)-4-phenyl-1,3-dioxolane

HRID 1578429
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반응식

HRID 1578429 반응식
[Br:1][CH2:2][C:3]([C:5]1[CH:10]=[CH:9][C:8]([Cl:11])=[CH:7][CH:6]=1)=[O:4].[CH2:12]([OH:19])[C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1.[C:20]1(C)C=CC(S(O)(=O)=O)=CC=1.C1C=CC=CC=1>C(O)C>[Br:1][CH2:2][C:3]1([C:5]2[CH:10]=[CH:9][C:8]([Cl:11])=[CH:7][CH:6]=2)[O:19][CH:12]([C:13]2[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=2)[CH2:20][O:4]1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 241BenzeneHCID 244Benzyl AlcoholHCID 6101p-Toluenesulfonic acidHCID 68303p-Chlorophenacyl bromide

생성물 1

HCID 203326352-(Bromomethyl)-2-(4-chlorophenyl)-4-phenyl-1,3-dioxolane

시약·촉매·용매 1

HCID 702Ethanol용매

실험 절차

A mixture of 11.6 parts of 2-bromo-4'-chloroacetophenone, 8.4 parts of α-hydroxymethyl)benzylalcohol, 0.1 parts of p-toluene sulfonic acid, 210 parts of benzene and 40 parts of ethanol is stirred and refluxed for 24 hours. The reaction mixture is evaporated and the residue is triturated in methanol. The product is filtered off and crystallized from methanol, yielding 2-(bromomethyl)-2-(p-chlorophenyl)-4-phenyl-1,3-dioxolane; mp. 60°C.

후처리

  1. temperaturerefluxed for 24 hours
  2. customThe reaction mixture is evaporated
  3. customthe residue is triturated in methanol
  4. filtrationThe product is filtered off
  5. customcrystallized from methanol

출처 및 근거

ORD 기록
ord-14348282bbdc4d70a9d6a67071fa6ef3
출처 데이터셋
uspto-grants-1976_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US03936470

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