C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/630.1, 340/1
C07C 29/00 (2006.01) C07C 33/046 (2006.01)
Patent
CA 1039312
ABSTRACT OF THE DISCLOSURE: Process for the manufacture of butynediol-1,4 from acetylene and formaldehyde in aqueous solu- tion in contact with a copper acetylide catalyst in the absence of a gas phase.
224562
Hoffmann Herwig
Reiss Wolfgang
Schnur Rudolf
Winderl Siegfried
Zehner Peter
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