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Patent Searching and Data


Title:
PROCESS FOR PRODUCING METHACRYLIC ACID COMPOUND
Document Type and Number:
Japanese Patent JP2016065015
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a process for producing a methacrylic acid compound with good yield.SOLUTION: Provided is a production process for producing a methacrylic acid compound represented by formula (II) by reacting a propionic acid compound represented by formula (I) and a formaldehyde compound selected from formaldehyde hemiacetal, formaldehyde acetal, 1,3,5-trioxane and paraformaldehyde, under the presence of a solid acid catalyst and a solid base catalyst, in which, for 1 mole of the formaldehyde compound, 0.005 to 2 moles of water is supplied to the reaction system. (Ris a hydrogen atom, or an alkyl group.)SELECTED DRAWING: None

Inventors:
ISHIDA HAJIME
NISHIMOTO JUNICHI
CORMA AVELINO
DOMINE MARCELO E
Application Number:
JP2014194869A
Publication Date:
April 28, 2016
Filing Date:
September 25, 2014
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO
International Classes:
C07C67/30; C07C69/54
Attorney, Agent or Firm:
Mitsuo Tanaka
Takuji Yamada
Kenichi Morizumi
Toru Nakayama
Toru Sakamoto