Phthalic Anhydride → HCID 20201860, compound

HRID 979230Notes

Reaction equation

HRID 979230 reaction equation
[CH2:1]([O:3][C:4](=[O:16])[CH:5]([CH2:8][C:9]1[CH:14]=[CH:13][C:12]([NH2:15])=[CH:11][CH:10]=1)[CH2:6][CH3:7])[CH3:2].[C:17]1(=O)[O:22][C:20](=[O:21])[C:19]2=[CH:23][CH:24]=[CH:25][CH:26]=[C:18]12>O>[CH2:1]([O:3][C:4](=[O:16])[CH:5]([CH2:8][C:9]1[CH:10]=[CH:11][C:12]([N:15]2[C:20](=[O:21])[C:19]3=[CH:23][CH:24]=[CH:25][CH:26]=[C:18]3[C:17]2=[O:22])=[CH:13][CH:14]=1)[CH2:6][CH3:7])[CH3:2]

Participants

4

Reactant 2

HCID 6811Phthalic AnhydrideHCID 20201859HCID 20201859, compound

Product 1

HCID 20201860HCID 20201860, compound

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

A mixture of ethyl-2-(p-aminobenzyl)-butyrate (4.4 g) and phthalic anhydride (3 g) is heat melted until ceasing of water evolution (5 minutes). After cooling, the solid as obtained is crystallized from ethanol. Yield: 4.8 g (68.6%); m.p. 86°-87° C. Analysis:

Workup

  1. temperatureis heat
  2. temperatureAfter cooling
  3. customthe solid as obtained
  4. customis crystallized from ethanol

Sources & evidence

ORD record
ord-e32530090c7f45439427adf465033f6a
Source dataset
uspto-grants-1987_05
Patent number
US04666936

Reaction notes

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