Sodium hydrogen divalproate oligomer

  • US 5,212,326 A
  • Filed: 01/07/1991
  • Issued: 05/18/1993
  • Est. Priority Date: 08/20/1979
  • Status: Expired due to Term
First Claim
Patent Images

1. An oligomer having a 1:

  • 1 molar ratio of sodium valproate and valproic acid of the unit formula, (CH3 CH2 CH2)2 CHCO2 Na/(CH3 CH2 CH2)2 CHCO2 H, and containing about 4 to 6 such units.

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