US 12,291,690 B2
Ethers and esters of tertiary alkanols for use as aroma chemicals
Christoph Stock, Ludwigshafen am Rhein (DE); Miriam Bru Roig, Ludwigshafen am Rhein (DE); Ralf Pelzer, Lampertheim (DE); Florian Garlichs, Lampertheim (DE); and Manuel Danz, Ludwigshafen am Rhein (DE)
Assigned to BASF SE, Ludwigshafen am Rhein (DE)
Appl. No. 17/286,338
Filed by BASF SE, Ludwigshafen am Rhein (DE)
PCT Filed Oct. 15, 2019, PCT No. PCT/EP2019/077992
§ 371(c)(1), (2) Date Apr. 16, 2021,
PCT Pub. No. WO2020/079011, PCT Pub. Date Apr. 23, 2020.
Claims priority of application No. 18200677 (EP), filed on Oct. 16, 2018.
Prior Publication US 2021/0388288 A1, Dec. 16, 2021
Int. Cl. C11B 9/00 (2006.01); C07C 43/04 (2006.01); C07C 43/15 (2006.01); C07C 69/007 (2006.01); C07C 69/14 (2006.01)
CPC C11B 9/0015 (2013.01) [C07C 43/046 (2013.01); C07C 43/15 (2013.01); C07C 69/007 (2013.01); C07C 69/14 (2013.01); C11B 9/0019 (2013.01)] 8 Claims
 
1. An aroma chemical composition comprising
a compound of formula (I) or a mixture of two or more compounds of the general formula (I) or a stereoisomer thereof or a mixture of two or more stereoisomers thereof as an aroma chemical ingredient,

OG Complex Work Unit Chemistry
wherein
R1 is ethyl or ethenyl,
R2 is C1-C3-alkyl,
R3 is C2-C3-alkyl and
R4 is C1-C4-alkyl,
and
at least one additional aroma chemical, a non-aroma chemical carrier, and mixtures thereof, where the non-aroma chemical carrier is selected from the group consisting of surfactants, oil components and solvents; where the solvents are selected from the group consisting of ethanol, isopropanol, diethylene glycol monoethyl ether, glycerol, propylene glycol, 1,2-butylene glycol, dipropylene glycol, triethyl citrate, diethyl phthalate, isopropyl myristate and benzyl benzoate.