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Sodium Hydroxide → 2-Nitro-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocycloheptene-4-carboxylic Acid Methyl Ester

HRID 2415794
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인쇄 미리보기

반응식

HRID 2415794 반응식
[CH3:1][O:2][C:3]([C:5]1[C:15]2[O:14][CH2:13][CH2:12][CH2:11][N:10](C=O)[C:9]=2[CH:8]=[C:7]([N+:18]([O-:20])=[O:19])[CH:6]=1)=[O:4].[N+]([NH-])([O-])=O.[OH-].[Na+]>Cl>[CH3:1][O:2][C:3]([C:5]1[C:15]2[O:14][CH2:13][CH2:12][CH2:11][NH:10][C:9]=2[CH:8]=[C:7]([N+:18]([O-:20])=[O:19])[CH:6]=1)=[O:4]
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참가 물질

4

반응물 2

HCID 14798Sodium HydroxideHCID 86590032Nitroamide 9-formyl-2-nitro-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocycloheptene-4-carboxylic acid methyl ester

생성물 1

HCID 697558262-Nitro-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocycloheptene-4-carboxylic Acid Methyl Ester

시약·촉매·용매 1

HCID 313Hydrochloric Acid용매

반응 조건

온도
100 °C

실험 절차

The previously prepared nitroamide 9-formyl-2-nitro-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocycloheptene-4-carboxylic acid methyl ester (4.76 grams, 17 mmol) was suspended in 1N HCl and heated to 100° C. for 2 hours. After cooling to room temperature, the pH of the reaction mixture was adjusted to 12 with 1N NaOH. The precipitate formed was extracted with ethyl acetate. The latter was dried over anhydrous magnesium sulfate, filtered and evaporated.

후처리

  1. temperatureAfter cooling to room temperature
  2. customThe precipitate formed
  3. extractionwas extracted with ethyl acetate
  4. dry with materialThe latter was dried over anhydrous magnesium sulfate
  5. filtrationfiltered
  6. customevaporated

출처 및 근거

ORD 기록
ord-d9118a11fea341b8b9e88bd724f167e5
출처 데이터셋
uspto-grants-2004_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06821977B2

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