The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 20, 1977
Filed:
Oct. 27, 1976
Applicant:
Inventor:
Paul D Taylor, Corpus, Christi, TX (US);
Assignee:
Celanese Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
26034611 ; 260602 ;
Abstract
This invention provides a process for producing 4-hydroxybutanal in a yield of at least 87 percent by hydroformylation of allyl alcohol in a solvent at a temperature of about 20.degree. C-120.degree. C and a pressure of about 15-150 psi in the presence of a rhodium metal-phosphine complex hydroformylation catalyst. Also provided are additional processing procedures for recovering the 4-hydroxybutanal product and converting it into 1,4-butanediol and tetrahydrofuran.