公开(公告)号：US20220281834A1

公开(公告)日：2022-09-08

申请号：US17635711

申请日：2020-08-24

Applicant: BASF SE

Inventor： Joaquim Henrique TELES ,  Nicolas VAUTRAVERS ,  Wolfgang KRAUSE ,  Peter OECHSLE

IPC: C07D313/04 ,  C07C309/01

Abstract: The presently claimed invention is directed to 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and its use to impart an aroma impression to a composition. The presently claimed invention also relates to a method of imparting such an aroma impression. The presently claimed invention is further directed to compositions comprising 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and at least one aroma chemical as well as to compositions comprising 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and at least one further component selected from the group consisting of aroma chemicals, surfactants, oil components, antioxidants, deodorant-active agents and solvents.

公开(公告)号：US20200339497A1

公开(公告)日：2020-10-29

申请号：US16956957

申请日：2018-12-05

Applicant: BASF SE

Inventor： Nicolas VAUTRAVERS ,  Michaela FENYN ,  Joseph John ZAKZESKI ,  Joaquim Henrique TELES

IPC: C07C45/29 ,  C07C45/38 ,  B01J23/42

Abstract: Process for the preparation of 3-methyl-2-buten-1-al, wherein 2-methyl-3-buten-2-ol is reacted to 3-methyl-2-buten-1-al in the presence of a catalyst, wherein the catalyst comprises a catalytically active metal and wherein the reaction is conducted at a pH of ≤7.

公开(公告)号：US20200017745A1

公开(公告)日：2020-01-16

申请号：US16495620

申请日：2018-03-06

Applicant: BASF SE

Inventor： Harald DIETL ,  Nicolas VAUTRAVERS ,  Henning ALTHOEFER

IPC: C09K5/20 ,  C23F11/12 ,  C23F11/14 ,  C23F11/18

Abstract: The present invention relates to antifreeze/anticorrosive concentrates, to processes for production of such concentrates from superconcentrates, to aqueous coolant compositions made from these concentrates and to the use thereof.

公开(公告)号：US20200010393A1

公开(公告)日：2020-01-09

申请号：US16494910

申请日：2018-03-12

Applicant: BASF SE

Inventor： Nicolas VAUTRAVERS ,  Joaquim Henrique TELES ,  Andreas Keller ,  Kirsten BRAUNSMANN ,  Andreas Jorg UFER ,  Stefan BAUER ,  Vera LUENSE ,  Marco BOSCH ,  Joseph John ZAKZESKI ,  Michaela FENYN

IPC: C07C45/39 ,  B01J23/42 ,  B01J37/02 ,  B01J37/08 ,  B01J37/16 ,  B01J37/06 ,  B01J37/00

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase wherein the liquid phase contains 0.1 to less than 25 weight-% water and wherein the liquid phase contains at least 25 weight-% of alcohol(s) of general formula (II) and alpha, beta unsaturated aldehyde(s) of general formula (I) and wherein the oxidant is oxygen and/or hydrogen peroxide.

公开(公告)号：US20190177260A1

公开(公告)日：2019-06-13

申请号：US16307540

申请日：2017-06-27

Applicant: BASF SE

Inventor： Nicolas VAUTRAVERS ,  Joaquim Henrique TELES ,  Andreas KELLER ,  Michaela FENYN

IPC: C07C45/38 ,  B01J23/42 ,  B01J21/18

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols where the oxidant is oxygen in the presence of a catalyst comprising platinum on a support in the presence of a liquid phase which contains at least 25 weight-% water based on the total weight of the liquid phase.

公开(公告)号：US20180265443A1

公开(公告)日：2018-09-20

申请号：US15537128

申请日：2015-12-18

Applicant: BASF SE

Inventor： Nicolas VAUTRAVERS ,  Joaquim Henrique Telles ,  Ralf Pelzer ,  Daniel Schneider

IPC: C07C45/28 ,  C07C45/82

CPC classification number: C07C45/28 ,  C07C45/82 ,  C07C2602/26 ,  C07C49/557

Abstract: The present invention relates to a process for preparing 1-[(1R,4R/S,8S)-10,10-dimethyl-7-methylene-4-bicyclo[6.2.0]decanyl]ethanone.

公开(公告)号：US20180170850A1

公开(公告)日：2018-06-21

申请号：US15571107

申请日：2016-05-04

Applicant: BASF SE

Inventor： Nicolas VAUTRAVERS ,  Joaquim TELES ,  Ralf PELZER ,  Daniel SCHNEIDER ,  Florian GARLICHS ,  Andreas KELLER ,  Andrei-Nicolae PARVULESCU ,  Ulrich MÜLLER

IPC: C07C45/54 ,  C07C45/64 ,  C07C45/78

CPC classification number: C07C45/54 ,  C07C45/64 ,  C07C45/78 ,  C07C67/39 ,  C07C47/21 ,  C07C69/07

Abstract: A process for preparing 2,6-dimethyl-5-heptenal, comprising oxidizing citral of which more than 50% are present as geranial with hydrogen peroxide in the presence of a catalyst comprising a Baeyer-Villiger oxidation catalyst, preferably a tin-containing molecular sieve.

公开(公告)号：US20160264543A1

公开(公告)日：2016-09-15

申请号：US15034249

申请日：2014-11-05

Applicant: BASF SE

Inventor： Nicolas VAUTRAVERS ,  Joaquim H. TELES ,  Andrei-Nicolae PARVULESCU ,  Ulrich MÜLLER

IPC: C07D313/04 ,  B01J31/02 ,  B01J27/18 ,  C07B41/12 ,  B01J29/70

CPC classification number: C07D313/04 ,  B01J27/1806 ,  B01J29/7088 ,  B01J31/0209 ,  C07B41/12

Abstract: A process for the oxidation of an organic carbonyl compound comprising reacting the compound, optionally in the presence of a solvent, with hydrogen peroxide in the presence of a catalyst comprising a tin-containing zeolitic material and at least one potassium salt.

Abstract translation: 一种有机羰基化合物的氧化方法，包括任选地在溶剂存在下使化合物与过氧化氢在含有含锡沸石材料和至少一种钾盐的催化剂存在下反应。