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Class Information
Number: 568/464
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Aldehydes > Acyclic > Processes > Aldehyde reactant > Aldehyde reacted with aldehyde (e.g., aldol condensation, etc.) > Aldehyde reacted with diverse aldehyde
Description: Processes wherein the compound is prepared by reacting two or more different aldehydes.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7439406 |
Method for hydrogenating methylol alkanals |
Oct. 21, 2008 |
| 7247755 |
Process for producing .alpha.,.alpha.-bis(hydroxymethyl)alkanal |
Jul. 24, 2007 |
| 6586636 |
Aldol condensation |
Jul. 1, 2003 |
| 6433230 |
Process for conducting an aldol condensation |
Aug. 13, 2002 |
| 6380443 |
Preparation of 1,3-diols |
Apr. 30, 2002 |
| 6380438 |
Process for the production of 3-hydroxypropanal |
Apr. 30, 2002 |
| 6340778 |
Process for catalytic aldol condensations by means of a multiphase reaction |
Jan. 22, 2002 |
| 6187971 |
Method for producing polyalcohols |
Feb. 13, 2001 |
| 6018074 |
Process for the preparation of polyalcohols |
Jan. 25, 2000 |
| 5994592 |
Process for producing 2,2'-bis(hydroxymethyl)alkanal and 2,2'-bis(hydroxymethyl)alkanoic acid |
Nov. 30, 1999 |
| 5831097 |
Process for the preparation of acyloins |
Nov. 3, 1998 |
| 5801292 |
Aldehyde process |
Sep. 1, 1998 |
| 5532417 |
Manufacture of neopentyl glycol (IV) |
Jul. 2, 1996 |
| 5434313 |
Aldolisation-dehydration process |
Jul. 18, 1995 |
| 5334770 |
Process of aldol condensation by gas-phase reaction |
Aug. 2, 1994 |
| 5254743 |
Solid bases as catalysts in aldol condensations |
Oct. 19, 1993 |
| 5243081 |
Aldol condensation dehydration catalyst, a process for preparing the same and a process for preparing an aldol condensation dehydrate using the process |
Sep. 7, 1993 |
| 5237107 |
Magnesium, aluminium complex compounds, process for preparing the same and process of aldol condensation dehydration products using the same |
Aug. 17, 1993 |
| 5185478 |
Manufacture of neopentyl glycol (IIA) |
Feb. 9, 1993 |
| 5177267 |
Continuous process for the recovery of 2 ethylhexanal and a tertiary amine from a mixture comprising 2-ethyl-2-(hydroxymethyl) hexanal, 2-ethylhexanal, tertiary amine and water |
Jan. 5, 1993 |
| 5146012 |
Manufacture of neopentyl glycol (III) |
Sep. 8, 1992 |
| 5144088 |
Manufacture of neopentyl glycol (I) |
Sep. 1, 1992 |
| 5144089 |
2-ethyl-2-hexenal by aldol condensation of butyraldehyde in a continuous process |
Sep. 1, 1992 |
| 5026919 |
Base-catalyzed reactions using zeolite catalysts |
Jun. 25, 1991 |
| 5026920 |
Obtaining alkanals having a 2-alkyl branch from alkanal mixtures |
Jun. 25, 1991 |
| 4740639 |
Process for preparation of 2,4-disubstituted-1,5-pentanediols |
Apr. 26, 1988 |
| 4727058 |
Process for preparing natural benzaldehyde and acetaldehyde, natural benzaldehyde and acetaldehyde compositions, products produced thereby and organoleptic utilities therefor |
Feb. 23, 1988 |
| 4727197 |
Process for preparing natural benzaldehyde and acetaldehyde natural benzaldehyde and acetaldehyde compositions, products produced thereby and organoleptic utilities therefor |
Feb. 23, 1988 |
| 4716249 |
Process for preparing natural benzaldehyde and acetaldehyde |
Dec. 29, 1987 |
| 4683342 |
Process for preparing natural benzaldehyde and acetaldehyde, natural benzaldehyde and acetaldehyde compositions, products produced thereby and organoleptic utilities therefor |
Jul. 28, 1987 |
| 4617419 |
Process for preparing natural benzaldehyde and acetaldehyde, natural benzaldehyde and acetaldehyde compositions, products produced thereby and organoleptic utilities therefor |
Oct. 14, 1986 |
| 4528405 |
Aldol condensation of enolizable aldehydes using a metal carboxylate catalyst |
Jul. 9, 1985 |
| 4433174 |
Process for preparation of alpha, beta-unsaturated aldehydes using AMS-1B borosilicate crystalline molecular sieve |
Feb. 21, 1984 |
| 4346239 |
Process for the preparation of 2-methylene aldehydes |
Aug. 24, 1982 |
| 4247485 |
Process for the preparation of 2,2-dimethylolalkanals |
Jan. 27, 1981 |
| 4233247 |
Process for the preparation of 2,2-dimethylolalkanals |
Nov. 11, 1980 |
| 4215076 |
Surfactant-promoted aldol reactions |
Jul. 29, 1980 |
| 4181810 |
Process for the preparation of propane-1,3-diols, disubstituted in the 2-position |
Jan. 1, 1980 |
| 4143075 |
Control of condensation products in hydroformylation process |
Mar. 6, 1979 |
| 4122290 |
Process for the preparation of trimethylolalkanes |
Oct. 24, 1978 |
| 4036888 |
Process for the production of hydroxy-pivaldehyde |
Jul. 19, 1977 |
| 3939216 |
Process for the preparation of neopentyl glycol |
Feb. 17, 1976 |
| 3935274 |
Process for the continuous preparation of hydroxypivaldehyde |
Jan. 27, 1976 |
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