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:
Mar. 15, 2005
Filed:
Aug. 01, 2002
Applicants:
Günter Scherr, Ludwigshafen, DE;
Thomas Bogenstätter, Bad Dürkheim, DE;
Jürgen Huff, Ludwigshafen, DE;
Inventors:
Günter Scherr, Ludwigshafen, DE;
Thomas Bogenstätter, Bad Dürkheim, DE;
Jürgen Huff, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C031/34 ; C07C031/36 ;
U.S. Cl.
CPC ...
Abstract
In a process for the continuous preparation of 2-bromo-2-nitro-1,3-propanediol, nitromethane is firstly reacted with formaldehyde and alkali metal hydroxide and the reaction mixture obtained in this way is subsequently reacted with bromine.