Abstract: The novel compound 4-dimethylaminopyridinium chlorochromate has been found to be an effective oxidizing agent for converting alcohols to their respective aldehydes or ketones, especially for the selective conversion of allylic and benzylic alchols to their corresponding aldehydes and ketones.

Abstract: A homogeneous catalytic process for the conversion of methanol to methyl acetate. The process comprises contacting CO with methanol in the presence of a catalytically effective amount of an iron-cobalt carbonyl complex of the formula M[FeCo.sub.3 (CO).sub.12 ] or M[CoFe.sub.3 (CO).sub.13 ] where M is hydrogen or a cation and an iodide promoter, heating the resultant mixture at temperatures of from 100.degree. to 250.degree. C. at pressures of from 5 to 100 MPa.

Abstract: In a process for producing acetaldehyde which comprises reacting a mixture of methanol and methyl acetate with carbon monoxide and hydrogen in the presence of a cobalt-iodine catalyst, the improvement wherein methyl acetate is used in an amount of 0.4 to 9 parts by weight per part by weight of methanol, cobalt and iodine are used in an amount of 2 to 100 milligram-atoms and 8 to 200 milligram-atoms, respectively, per mole of the entire methyl groups in the methanol and methyl acetate, 1 to 4 iodine atoms being present per cobalt atom, and the reaction is carried out at a temperature lower than 160.degree. C. and a pressure of not more than 300 kg/cm.sup.2.

Abstract: An improved process for the dehydrogenation of alcohols, to produce aldehydes therefrom, using a copper-containing catalyst, is described wherein the alcohol is introduced in the gas phase initially in admixture with an inert gas only, and after an initial reaction period the alcohol is continued to be introduced, in the gas phase, in an admixture with an inert gas together with a minor amount of hydrogen. As a result, prolonged catalyst activity with retained selectivity is achieved.

Abstract: The present invention relates to a process of the conversion of tert-butyl alkanoates to methacrolein or methacrylonitrile, and more particularly to a process for the conversion of tert-butyl acetate to methacrolein or methacrylonitrile.

Abstract: Acetaldehyde is produced by reacting acetic anhydride with hydrogen in the presence of a supported Group VIII noble metal catalyst wherein the reaction is carried out in the liquid phase.

Abstract: A process as described for preparing hydroxycitronellal by isomerizing certain 7-hydroxygeranylamine compound or 7-hydroxynerylamine compounds using a catalyst comprising a divalent palladium compound and a phosphine compound.

Abstract: Acetaldehyde is produced by reacting acetic anhydride with hydrogen in the presence of a Group VIII noble metal catalyst wherein the reaction is carried out in the liquid phase but the reaction is maintained under boiling conditions and the entire reaction effluent is in vapor form.

Abstract: The present invention relates to a process for the conversion of tertiary-butyl-containing compounds to methacrylic derivatives, and more particularly to a process for the conversion of tertiary-butyl-containing compounds selected from the group consisting of alkyl tertiary-butyl ethers, tertiary-butyl alcohol, isobutylene dimer (2,2,4-trimethylpentene) and isobutylene trimer, to methacrolein, methacrylic acid or methacrylonitrile.

Abstract: Ethylidene diacetate is prepared by treating methyl acetate and/or dimethyl ether with carbon monoxide and hydrogen by the use of a molybdenum-nickel or tungsten-nickel co-catalyst, in the presence of an iodide and in the presence of a promoter comprising an organo-phosphorus compound or an organo-nitrogen compound wherein the phosphorus and nitrogen are trivalent and in the presence of an iodide.

Abstract: Aliphatic aldehydes are prepared from carboxylic acid esters of primary alcohols by contacting the latter with a wide variety of oxidized elements selected from V, Sb, Mo, and W as well as oxidized element from groups I, III-B, IV, VII-A, and VIII of the periodic system of elements.

Abstract: Conversion, e.g. dehydration of aliphatic organic oxygenates having up to about 6 carbon atoms by contact with a crystalline aluminosilicate zeolite, preferably ZSM-5, having a silica to alumina ratio substantially greater than 10, at a temperature of about 70.degree. to 1400.degree. F., depending upon the exact nature of the reactant and product.

Abstract: Alkyl and aryl hydroxy compounds are converted to aldehydes, alcohols, and ketones in the presence of hydrogen using a catalyst comprised of the oxides of manganese, nickel and magnesium.

Abstract: Acetaldehyde is prepared by reacting methyl acetate and/or dimethyl ether with carbon monoxide and hydrogen in the presence of a palladium catalyst and an iodine moiety in a reaction zone wherein the reaction mixture is in a continuous boiling state.

Abstract: A process for hydrolysing allylethers of the general formula:R.sub.6 CH.dbd.CR.sub.5 --CR.sub.4 --O--CR.sub.1 R.sub.2 R.sub.3wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6, which may be the same or different, represent a hydrogen atom or an alkyl group of from 1 to 8 carbon atoms or one of R.sub.1, R.sub.2 or R.sub.3 and R.sub.6 together represent a covalent bond, with water in the presence of a supported Group VIII metal catalyst. Methyl sec-butenyl ether can be hydrolysed in high yield to methyl ethyl ketone.

Abstract: Aldehydes and diols are prepared by reacting an olefine with hydrogen peroxide in the presence of a Group Va or VIa metal compound, such as molybdenum-(III)-acetylacetonate.

Abstract: Acetaldehyde is prepared by reacting methanol with a mixture comprising hydrogen and carbon monoxide, which mixture comprises at least 25 mol percent hydrogen, in the presence of cobalt, an ionic iodide and a halogen-containing promoter which is different from the ionic iodide. The reaction is best carried out at a temperature of at least 165.degree. C. and with a ratio of gram-ions of I.sup.- originating from the ionic iodide to gram-atoms of cobalt of at least 5 and a ratio of gram-atoms of halogen from the halogen-containing promoter to gram-ions of I.sup.- in the range of about 0.001 to about 0.

Abstract: A process described for the preparation of methyl dihydrojasmonate and lower alkyl homologues according to one of the reaction sequences: ##STR1## The first of the above reaction schemes also incorporates the novel process step: ##STR2## In the above reaction sequence, X is chloro or bromo and R is C.sub.1 -C.sub.4 alkyl.

Abstract: The invention relates to a process in which an aromatic hydroperoxide of formula: ##STR1## wherein independently R.sub.1 is methyl or ethyl, R.sub.2 is hydrogen, methyl or ethyl, or where R.sub.1 and R.sub.2 together form an alicyclic ring of 5 or 6 carbon atoms, R.sub.3 is hydrogen or alkyl and R.sub.4 and R.sub.5 are hydrogen, alkyl or together form an automatic ring, n is 0, 1 or 2 and n.sup.1 is 1 or 2, is converted to a phenol and a carbonyl compound in a catalyzed cleavage decomposition reaction. In particular cumene hydroperoxide is converted to phenol and acetone. Instead of removing the decomposition products from the reactor in the liquid phase and dissipating the reaction heat as in prior art processes the heat is used to remove the phenol and the carbonyl compound in the vapor phase leaving a liquid residue of higher-boiling compounds and catalyst in the case where a liquid cleavage catalyst is employed.

Abstract: A novel poly-unsaturated aliphatic aldehyde, viz. 5,9-dimethyl-deca-4,9-dien-1-al, is found to be useful as odor-modifying ingredient. The new aldehyde is particularly useful in the preparation of perfumes and perfumed products.

Abstract: Primary and secondary unsaturated alcohols are converted to their corresponding aldehydes and/or carboxylic acids and ketones respectively with alkali metal (per) halate, preferably sodium periodate, in the presence of ruthenium catalyst. The process is particularly useful in the oxidation of chrysanthemyl alcohol. Any unconverted intermediate aldehyde formed may be converted to the acid by recycling or by a separate oxidation step.

Abstract: This invention consists of a process for preparing bifunctional aliphatic organic compounds of at least 6 carbon atoms, wherein a cycloaliphatic oxyhydroperoxide is reacted with an alpha-olefine having its double bond activated by a conjugate electron-attracting group, in the presence of a bivalent Cr salt, a bivalent V salt or a trivalent Ti salt.