Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries Ltd
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Filing date
Publication date
Application filed by Takeda Chemical Industries LtdfiledCriticalTakeda Chemical Industries Ltd
Priority to ES387182ApriorityCriticalpatent/ES387182A1/en
Publication of ES387182A1publicationCriticalpatent/ES387182A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts
(AREA)
Abstract
A method for producing isoprene, which is characterized by reacting isobutylene with formaldehyde, in vapor phase, in the presence of an acid, solid catalyst, comprising silicon oxide and antimony oxide. (Machine-translation by Google Translate, not legally binding)
ES387182A1971-01-121971-01-12A method to produce isoprene. (Machine-translation by Google Translate, not legally binding)
ExpiredES387182A1
(en)