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Hydrochloric Acid → 1-(3-(10,11-Dihydro-5h-dibenzo[b,f]azepin-5-yl)-1-propyl)-3-pyrrolidinacetic acid

HRID 482229
ノート
印刷プレビュー

反応式

HRID 482229 の反応式
C[O:2][C:3](=[O:28])[CH2:4][CH:5]1[CH2:9][CH2:8][N:7]([CH2:10][CH2:11][CH2:12][N:13]2[C:19]3[CH:20]=[CH:21][CH:22]=[CH:23][C:18]=3[CH2:17][CH2:16][C:15]3[CH:24]=[CH:25][CH:26]=[CH:27][C:14]2=3)[CH2:6]1.[OH-].[Na+].Cl>C(O)C>[CH:24]1[C:15]2[CH2:16][CH2:17][C:18]3[CH:23]=[CH:22][CH:21]=[CH:20][C:19]=3[N:13]([CH2:12][CH2:11][CH2:10][N:7]3[CH2:8][CH2:9][CH:5]([CH2:4][C:3]([OH:28])=[O:2])[CH2:6]3)[C:14]=2[CH:27]=[CH:26][CH:25]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

5

反応物 3

HCID 313Hydrochloric AcidHCID 14798Sodium Hydroxide2 回HCID 536769941-(3-(10,11-dihydro-5H-dibenzo[b,f]azepin-5-yl)-1-propyl)-3-pyrrolidinacetic acid methyl ester

生成物 1

HCID 187993221-(3-(10,11-Dihydro-5h-dibenzo[b,f]azepin-5-yl)-1-propyl)-3-pyrrolidinacetic acid収率 5%

試薬・触媒・溶媒 1

HCID 702Ethanol溶媒

実験手順

The above ester (0.85 g, 0.0022 mol) was dissolved in ethanol (6 ml) and 0.5N NaOH was added. By continued addition of 0.25N NaOH pH was kept at approximately 12 for 3 days. Dilute HCl (approx. 1N) was added until pH=7, and the solvent was evaporated in vacuo. The residue was purified by column chromatography on silica gel (50 g) using a mixture of dichloromethane, methanol and acetic acid (20:2:1) as eluent. The product fractions were stripped with dichloromethane, affording 0.04 g (3.8%) of 1-(3-(10,11-dihydro-5H-dibenzo[b,f]azepin-5-yl)-1-propyl)-3-pyrrolidinacetic acid as an amorphous product.

後処理

  1. customthe solvent was evaporated in vacuo
  2. customThe residue was purified by column chromatography on silica gel (50 g)
  3. additiona mixture of dichloromethane, methanol and acetic acid (20:2:1) as eluent

出典と根拠

ORDレコード
ord-cccfc24ccf4e464aaecf7cb6c79262a3
出典データセット
uspto-grants-1998_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US05795888

反応ノート

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