公开(公告)号：US20210253533A1

公开(公告)日：2021-08-19

申请号：US17252785

申请日：2019-06-14

Applicant: Bayer Aktiengesellschaft

Inventor： Sergii PAZENOK ,  Anton LISHCHYNSKYI ,  Arnd NEEFF ,  Winfried ETZEL

IPC: C07D231/18 ,  C07C315/04

Abstract: The present invention relates to disubstituted 5(3)-pyrazole carboxylates of the formula (Ia) or (Ib) and a process for their preparation wherein R1, R2, R3, R4 and n are defined as above.

公开(公告)号：US20240300908A1

公开(公告)日：2024-09-12

申请号：US18570473

申请日：2022-07-04

Applicant: BAYER AKTIENGESELLSCHAFT

Inventor： Sergii PAZENOK ,  Eike Kevin HEILMANN ,  Heiko SCHIRMER ,  Klaus-UIrich SCHIFFER ,  Kai LOVIS ,  Laura KQIKU

IPC: C07D271/113

CPC classification number: C07D271/113

Abstract: Chiral 3-sulfinylbenzoic acids of the respective absolute configuration given in formulae (I-R) and (I-S) are described as precursors for preparation of herbicidal compounds.




In formulae (I-R) and (I-S). X. Z and R′ represent radicals such as alkyl, cycloalkyl, haloalkyl and halogen.

公开(公告)号：US20240010626A1

公开(公告)日：2024-01-11

申请号：US18247795

申请日：2021-10-04

Applicant: Bayer Aktiengesellschaft

Inventor： Sergii PAZENOK

IPC: C07D307/68

CPC classification number: C07D307/68

Abstract: The present invention relates to a novel method for preparing carbonylaminofurans of the general formula (I).

公开(公告)号：US20220298126A1

公开(公告)日：2022-09-22

申请号：US17634401

申请日：2020-08-13

Applicant: Bayer Aktiengesellschaft

Inventor： Thomas HIMMLER ,  Julia Johanna HAHN ,  Sergii PAZENOK ,  Silvia CEREZO-GALVEZ ,  Bernd ALIG

IPC: C07D277/38 ,  C07C335/28

Abstract: The present invention relates to a novel method for preparing 2-(phenylimino)-3-alkyl-1,3-thiazolidin-4-ones of the general formula (I) in which Y1, Y2, R1, R2 and R3 are as defined in the description.

公开(公告)号：US20210198180A1

公开(公告)日：2021-07-01

申请号：US17056860

申请日：2019-05-21

Applicant: Bayer Aktiengesellschaft

Inventor： Florian ERVER ,  Frank MEMMEL ,  Sergii PAZENOK

IPC: C07C209/68

Abstract: The present invention relates to a method for preparing substituted 4-aminoindane derivatives from 2-(hydroxyalkyl)-anilines by cyclization, in which the substituents R1, R2, R3 and R4 have the definitions as specified in the description.

公开(公告)号：US20240158335A1

公开(公告)日：2024-05-16

申请号：US18546348

申请日：2022-02-08

Applicant: Bayer Aktiengesellschaft ,  Centre National de la Recherche Scientifique (CNRS)

Inventor： Sergii PAZENOK ,  David BERNIER ,  Frédéric LEROUX ,  Laura SANTOS ,  Armen PANOSSIAN ,  Morgan DONNARD

IPC: C07C209/62 ,  C07D209/48

CPC classification number: C07C209/62 ,  C07D209/48

Abstract: A process for the preparation of polyfluoroalkylamines wherein polyfluoroalkylalcohols are reacted with an imide in the presence of SO2F2 and an acid scavenger in a first step and the compound obtained is then reacted with an acid, base or hydrazine in a second step.

公开(公告)号：US20230339876A1

公开(公告)日：2023-10-26

申请号：US18006068

申请日：2021-07-20

Applicant: Bayer Aktiengesellschaft

Inventor： Sergii PAZENOK ,  Winfried ETZEL

IPC: C07D307/70

CPC classification number: C07D307/70

Abstract: The present invention relates to a novel method for preparing 4-aminofurans of the general formula (I) and salts thereof.

公开(公告)号：US20220386611A1

公开(公告)日：2022-12-08

申请号：US17762779

申请日：2020-10-08

Applicant: Bayer Aktiengesellschaft

Inventor： Peter JESCHKE ,  Hans-Georg SCHWARZ ,  Alexander ARLT ,  Martin FUESSLEIN ,  Yolanda CANCHO GRANDE ,  Joachim TELSER ,  Sergii PAZENOK ,  Peter LOESEL ,  Marc LINKA ,  Ulrich EBBINGHAUS-KINTSCHER ,  Arunas Jonas DAMIJONAITIS ,  Iring HEISLER ,  Andreas TURBERG

IPC: A01N43/653 ,  C07D403/04 ,  C07D401/14 ,  C07D401/04 ,  A01P7/02 ,  A01P7/04 ,  A01N25/06

Abstract: The present invention relates to novel heteroaryl-triazole compounds of the general formula (I), in which the structural elements X, Y, R1, R2, R3, R4 and R5 have the meaning given in the description, to formulations and compositions comprising such compounds and for their use in the control of animal pests including arthropods and insects in plant protection and to their use for control of ectoparasites on animals.

公开(公告)号：US20210114990A1

公开(公告)日：2021-04-22

申请号：US17253001

申请日：2019-06-14

Applicant: BAYER AKTIENGESELLSCHAFT

Inventor： Sergii PAZENOK ,  Anton LISHCHYNSKYI ,  Julia Johanna HAHN ,  Frank MEMMEL ,  Mark James FORD

IPC: C07D231/18

Abstract: The present invention relates to disubstituted 3-pyrazole carboxylates of the formula (I) and a process for their preparation wherein R1, R2, R3, R4 and n are defined as above.

公开(公告)号：US20200172468A1

公开(公告)日：2020-06-04

申请号：US16624183

申请日：2018-06-20

Applicant: Bayer Aktiengesellschaft

Inventor： Sergii PAZENOK ,  Christoph SAEMANN ,  Yuriy SHERMOLOVICH

IPC: C07C209/54 ,  C07C211/60

Abstract: The present invention relates to a method for preparing substituted 4-aminoindane derivatives of the general formula (I) by rearrangement of compounds of the formula (II) in HF, wherein R1, R2, R3, R4, and R5 have the definitions as specified in the description.