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Hydrochloric Acid → 1-Chloro-4-(beta-glucopyranos-1-yl)-2-(4-hydroxybenzyl)-benzene

HRID 1443760
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HRID 1443760 반응식
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C@:8]2([O:26][C@H:25]([CH2:27][O:28]C(=O)C)[C@@H:20]([O:21]C(=O)C)[C@H:15]([O:16]C(=O)C)[C@H:10]2[O:11]C(=O)C)[OH:9])=[CH:4][C:3]=1[CH2:32][C:33]1[CH:38]=[CH:37][C:36]([O:39]C(=O)C)=[CH:35][CH:34]=1.[OH-].[K+].Cl>CO>[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C@:8]2([O:26][C@H:25]([CH2:27][OH:28])[C@@H:20]([OH:21])[C@H:15]([OH:16])[C@H:10]2[OH:11])[OH:9])=[CH:4][C:3]=1[CH2:32][C:33]1[CH:34]=[CH:35][C:36]([OH:39])=[CH:37][CH:38]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 313Hydrochloric AcidHCID 14797Potassium HydroxideHCID 866084921-chloro-2-(4-acetoxy-benzyl)-4-(2,3,4,6-tetra-O-acetyl-beta-D-glucopyranos-1-yl)-benzene

생성물 1

HCID 866006741-Chloro-4-(beta-glucopyranos-1-yl)-2-(4-hydroxybenzyl)-benzene

시약·촉매·용매 1

HCID 887Methanol용매

실험 절차

To a solution of 7.9 g 1-chloro-4-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranos-1-yl)-2-(4-acetoxy-benzyl)-benzene in 150 mL methanol is added 25 mL 4 M aqueous potassium hydroxide solution. The solution is stirred at room temperature for 1 h and then adjusted to pH 5 with 4 M hydrochloric acid. Most of the methanol is evaporated and the remaining solution is extracted with ethyl acetate. The combined extracts are dried over sodium sulfate and the solvent is removed in vacuo.

후처리

  1. customMost of the methanol is evaporated
  2. extractionthe remaining solution is extracted with ethyl acetate
  3. dry with materialThe combined extracts are dried over sodium sulfate
  4. customthe solvent is removed in vacuo

출처 및 근거

ORD 기록
ord-ca803501f7274fdd8e3a8e6b65a99e9f
출처 데이터셋
uspto-grants-2010_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07662790B2

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