Acetic Anhydride → HCID 54156557, compound

HRID 2394284Notes

Reaction equation

HRID 2394284 reaction equation
[Cl:1][C:2](=[C:12]([Cl:14])[Cl:13])[C:3](=[O:11])CCC(OCC)=O.[CH:15]([O-:20])([O-])[O:16][CH2:17][CH3:18].[C:21]([O:24][C:25](=O)[CH3:26])(=O)[CH3:22]>>[Cl:1][C:2](=[C:12]([Cl:14])[Cl:13])[C:3](=[O:11])[C:22](=[CH:21][O:24][CH2:25][CH3:26])[C:15]([O:16][CH2:17][CH3:18])=[O:20]

Participants

4

Reactant 3

HCID 7918Acetic AnhydrideHCID 18973197HCID 18973197, compoundHCID 53630039Ethylorthoformate

Product 1

HCID 54156557HCID 54156557, compound

Procedure

305 g (1.24 mol) of ethyl 4,5,5-trichloro-3-oxo-4-pentenecarboxylate are heated with 275 g (1.86 mol) of ethyl orthoformate and 316.0 g of acetic anhydride at 150°-160° C. for three hours. All volatile components are removed initially in vacuo, then under a high vacuum up to 100° C.

Workup

  1. customAll volatile components are removed initially in vacuo
  2. customup to 100° C.

Sources & evidence

ORD record
ord-48c5e4592b904c80888ae1ab86e1395a
Source dataset
uspto-grants-1998_09
Patent number
US05811433

Reaction notes

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