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Acetic Anhydride → 7-[(acetoxy)(5-methyl-1-trityl-1H-imidazol-4-yl)methyl]-8,9-dihydropyrido[1,2-a]indol-6(7H)-one

HRID 486193
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HRID 486193 반응식
[C:1](OC(=O)C)(=[O:3])[CH3:2].[OH:8][CH:9]([C:24]1[N:25]=[CH:26][N:27]([C:30]([C:43]2[CH:48]=[CH:47][CH:46]=[CH:45][CH:44]=2)([C:37]2[CH:42]=[CH:41][CH:40]=[CH:39][CH:38]=2)[C:31]2[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=2)[C:28]=1[CH3:29])[CH:10]1[C:22](=[O:23])[N:14]2[C:15]3[C:20]([CH:21]=[C:13]2[CH2:12][CH2:11]1)=[CH:19][CH:18]=[CH:17][CH:16]=3.C(=O)([O-])O.[Na+]>N1C=CC=CC=1.C(Cl)(Cl)Cl>[C:1]([O:8][CH:9]([C:24]1[N:25]=[CH:26][N:27]([C:30]([C:31]2[CH:32]=[CH:33][CH:34]=[CH:35][CH:36]=2)([C:37]2[CH:38]=[CH:39][CH:40]=[CH:41][CH:42]=2)[C:43]2[CH:44]=[CH:45][CH:46]=[CH:47][CH:48]=2)[C:28]=1[CH3:29])[CH:10]1[C:22](=[O:23])[N:14]2[C:15]3[C:20]([CH:21]=[C:13]2[CH2:12][CH2:11]1)=[CH:19][CH:18]=[CH:17][CH:16]=3)(=[O:3])[CH3:2]
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 7918Acetic AnhydrideHCID 516892Sodium BicarbonateHCID 117569938,9-dihydro-7-[(hydroxy)(5-methyl-1-trityl-1H-imidazol-4-yl)methyl]pyrido[1,2-a]indol-6(7H)-one

생성물 1

HCID 100083927-[(acetoxy)(5-methyl-1-trityl-1H-imidazol-4-yl)methyl]-8,9-dihydropyrido[1,2-a]indol-6(7H)-one

시약·촉매·용매 2

HCID 1049Pyridine용매
HCID 6212Chloroform용매

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온도
60 °C

실험 절차

Acetic anhydride (1.26 g) was added to a solution of 8,9-dihydro-7-[(hydroxy)(5-methyl-1-trityl-1H-imidazol-4-yl)methyl]pyrido[1,2-a]indol-6(7H)-one (1.34 g, a mixture of the isomers A and B) in pyridine (20 ml). After being stirred at 60° C. for 2 hours, the solution was evaporated in vacuo. The residue obtained was diluted with chloroform and neutralized with an aqueous sodium hydrogencarbonate solution. The separated organic layer was dried over anhydrous magnesium sulfate and evaporated in vacuo to give 7-[(acetoxy)(5-methyl-1-trityl-1H-imidazol-4-yl)methyl]-8,9-dihydropyrido[1,2-a]indol-6(7H)-one as an oil, which was used in the next reaction without purification.

후처리

  1. customthe solution was evaporated in vacuo
  2. customThe residue obtained
  3. dry with materialThe separated organic layer was dried over anhydrous magnesium sulfate
  4. customevaporated in vacuo

출처 및 근거

ORD 기록
ord-a4d1c018f99747e0b66aee36bd84babe
출처 데이터셋
uspto-grants-1994_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05290785

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