US 12,139,469 B2
Amber odorant
George Lem, Satigny (CH); Maud Reiter, Satigny (CH); and Alain Boschung, Satigny (CH)
Assigned to FIRMENICH SA, Satginy (CH)
Appl. No. 17/420,545
Filed by FIRMENICH SA, Satigny (CH)
PCT Filed May 25, 2020, PCT No. PCT/EP2020/064425
§ 371(c)(1), (2) Date Jul. 2, 2021,
PCT Pub. No. WO2020/239682, PCT Pub. Date Dec. 3, 2020.
Claims priority of application No. 19176676 (EP), filed on May 27, 2019.
Prior Publication US 2022/0106285 A1, Apr. 7, 2022
Int. Cl. C07D 317/70 (2006.01); C07D 317/64 (2006.01)
CPC C07D 317/70 (2013.01) 15 Claims
 
1. A compound of formula

OG Complex Work Unit Chemistry
in the form of any one of its stereoisomers or as a mixture thereof, and wherein R1 represents a hydrogen atom, a C1-3 alkyl group or C2-3 alkenyl group; X represents an oxygen atom when R2 represents a C1-4 alkyl group or C2-4 alkenyl group or X represents a CH2—O group when R2 represents a C2-4 alkenyl group or a MeC═O group.