Nutshell Biotech (Shanghai) Co., Ltd.

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2025 (YTD) 1
2024 2
2023 2
2022 3
IPC Class
A61P 35/00 - Antineoplastic agents 7
A61K 31/4155 - 1,2-Diazoles not condensed and containing further heterocyclic rings 2
A61K 31/519 - PyrimidinesHydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings 2
C07D 471/14 - Ortho-condensed systems 2
A61K 31/381 - Heterocyclic compounds having sulfur as a ring hetero atom having five-membered rings 1
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Found results for  patents

1.

CARBOXYLIC ACID COMPOUND, AND PREPARATION METHOD THEREFOR AND USE THEREOF

      
Application Number CN2024104307
Publication Number 2025/011533
Status In Force
Filing Date 2024-07-08
Publication Date 2025-01-16
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhou, Guoqiang
  • Yu, Liting
  • Xiao, Wen
  • Yu, Zhengtian
  • Wang, Chengxiang
  • Li, Qiang

Abstract

Provided are a carboxylic acid compound, and a preparation method therefor and the use thereof. The present invention relates to a carboxylic acid compound as represented by formula (I) for treating cancers, an isotope marker, an enantiomer, a diastereoisomer, a solvate or a pharmaceutically acceptable salt thereof. The carboxylic acid compound is as represented by formula (I), has a good inhibitory activity on eIF4E, and has good application prospects.

IPC Classes  ?

  • C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
  • C07D 401/14 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
  • A61K 31/381 - Heterocyclic compounds having sulfur as a ring hetero atom having five-membered rings
  • A61K 31/4155 - 1,2-Diazoles not condensed and containing further heterocyclic rings
  • A61K 31/4178 - 1,3-Diazoles not condensed and containing further heterocyclic rings, e.g. pilocarpine, nitrofurantoin
  • A61P 35/00 - Antineoplastic agents

2.

NITROGEN-CONTAINING MACROCYCLIC COMPOUND, AND PREPARATION METHOD THEREFOR AND USE THEREOF

      
Application Number CN2024081244
Publication Number 2024/188246
Status In Force
Filing Date 2024-03-12
Publication Date 2024-09-19
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhou, Guoqiang
  • Zhang, Chengyi
  • Zhang, Shaomin

Abstract

Disclosed in the present invention are a nitrogen-containing macrocyclic compound, and a preparation method therefor and the use thereof. The compound of the present invention is as represented by I. The compound of the present invention has a relatively good inhibitory activity with regard to DNA polymerase θ and has a good prospect for being formed into a drug.

IPC Classes  ?

  • C07D 401/04 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 403/04 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 471/04 - Ortho-condensed systems
  • C07D 487/04 - Ortho-condensed systems
  • A61K 31/44 - Non-condensed pyridinesHydrogenated derivatives thereof
  • A61K 31/4439 - Non-condensed pyridinesHydrogenated derivatives thereof containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
  • A61P 35/00 - Antineoplastic agents

3.

MACROCYCLIC COMPOUNDS AS SELECTIVE CDK INHIBITORS

      
Application Number CN2023116366
Publication Number 2024/046443
Status In Force
Filing Date 2023-08-31
Publication Date 2024-03-07
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhang, Chengyi
  • Wang, Zhaolin
  • Fang, Di
  • Xia, Mingbao
  • Zhang, Huiyu
  • Xiao, Wen
  • Wang, Chengxiang
  • Wu, Feilong

Abstract

Provided herein are macrocyclic compounds, pharmaceutical compositions, and methods of using related to cyclin dependent kinases (CDKs). The compounds herein are selective CDK2 inhibitors, which can be used for treating cancer.

IPC Classes  ?

  • C07D 403/12 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a chain containing hetero atoms as chain links
  • C07D 403/14 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing three or more hetero rings
  • A61K 31/4155 - 1,2-Diazoles not condensed and containing further heterocyclic rings
  • A61K 31/506 - PyrimidinesHydrogenated pyrimidines, e.g. trimethoprim not condensed and containing further heterocyclic rings
  • A61P 35/00 - Antineoplastic agents

4.

FUSED RING COMPOUNDS AS INHIBITORS OF FGFR4 TYROSINE KINASES

      
Application Number CN2021119035
Publication Number 2023/039828
Status In Force
Filing Date 2021-09-17
Publication Date 2023-03-23
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhang, Jian
  • Zhou, Jincong
  • Zhang, Shaomin
  • Cai, Huihua
  • He, Kang
  • Wu, Jiajia

Abstract

Relates to fused ring compounds, and pharmaceutical compositions including the same, inhibitors of one or more FGFR enzymes and are useful in the treatment of FGFR-associated diseases, especially FGFR4-associated diseases, such as cancer.

IPC Classes  ?

  • C07D 471/00 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups
  • A61K 31/519 - PyrimidinesHydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
  • A61P 35/00 - Antineoplastic agents

5.

MACROCYCLE COMPOUNDS AS INHIBITORS OF RAS

      
Application Number CN2021112499
Publication Number 2023/015559
Status In Force
Filing Date 2021-08-13
Publication Date 2023-02-16
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhang, Jian
  • Li, Yong
  • Zhang, Shaomin
  • Xi, Caiming
  • Shao, Heyan
  • He, Kang
  • Wang, Long

Abstract

The present disclosure discloses a compound, or a pharmaceutically acceptable salt thereof having the structure of Formula (I), and pharmaceutical compositions including the same, that are inhibitors of one or more RAS proteins and are useful in the treatment of RAS-associated diseases such as cancer.

IPC Classes  ?

  • C07D 513/22 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups , or in which the condensed system contains four or more hetero rings
  • C07D 487/12 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups in which the condensed system contains three hetero rings
  • C07D 519/00 - Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups or
  • C07D 487/20 - Spiro-condensed systems
  • C07D 491/12 - Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or in which the condensed system contains three hetero rings
  • C07D 515/12 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen, oxygen, and sulfur atoms as the only ring hetero atoms, not provided for in groups , or in which the condensed system contains three hetero rings
  • C07D 513/12 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups , or in which the condensed system contains three hetero rings
  • C07D 498/12 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains three hetero rings
  • A61P 35/00 - Antineoplastic agents
  • A61K 31/429 - Thiazoles condensed with heterocyclic ring systems
  • A61K 31/5025 - PyridazinesHydrogenated pyridazines ortho- or peri-condensed with heterocyclic ring systems

6.

FUSED RING COMPOUNDS AS INHIBITORS OF FGFR TYROSINE KINASES

      
Application Number CN2021081518
Publication Number 2022/193227
Status In Force
Filing Date 2021-03-18
Publication Date 2022-09-22
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhang, Jian
  • Wang, Long
  • Zhang, Chengyi
  • Zhang, Shaomin
  • Shao, Heyang

Abstract

The present disclosure relates to thia-tricyclic compounds, and pharmaceutical compositions including the same, that are inhibitors of one or more FGFR enzymes and are useful in the treatment of FGFR-associated diseases.

IPC Classes  ?

  • C07D 471/14 - Ortho-condensed systems
  • A61K 31/5365 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and at least one oxygen as the ring hetero atoms, e.g. 1,2-oxazines ortho- or peri-condensed with heterocyclic ring systems
  • A61P 35/00 - Antineoplastic agents

7.

FUSED RING COMPOUNDS AS INHIBITORS OF FGFR TYROSINE KINASES

      
Application Number CN2022081635
Publication Number 2022/194273
Status In Force
Filing Date 2022-03-18
Publication Date 2022-09-22
Owner NUTSHELL BIOTECH (SHANGHAI) CO., LTD. (China)
Inventor
  • Zhang, Jian
  • Wang, Long
  • Zhang, Chengyi
  • Zhang, Shaomin
  • Shao, Heyang

Abstract

Provided are thia-tricyclic compounds, and pharmaceutical compositions including the same, that are inhibitors of one or more FGFR enzymes and are useful in the treatment of FGFR-associated diseases.

IPC Classes  ?

  • C07D 471/14 - Ortho-condensed systems
  • C07D 471/22 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups in which the condensed systems contains four or more hetero rings
  • A61K 31/519 - PyrimidinesHydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
  • A61K 31/4375 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a six-membered ring having nitrogen as a ring hetero atom, e.g. quinolizines, naphthyridines, berberine, vincamine
  • A61P 35/00 - Antineoplastic agents

8.

Compound used as SIRT6 small-molecule allosteric activator and pharmaceutical composition thereof

      
Application Number 17293917
Grant Number 12098119
Status In Force
Filing Date 2018-05-14
First Publication Date 2022-07-14
Grant Date 2024-09-24
Owner Nutshell BioTech (Shanghai) Co., Ltd. (China)
Inventor
  • Zhang, Jian
  • Chen, Yinyi
  • Ruan, Cong
  • Yang, Xiuyan
  • Wang, Chengxiang
  • Zhang, Qiufen
  • Shang, Jialin
  • Xu, Xinyuan

Abstract

Disclosed by the present invention are an SIRT6 small-molecule allosteric activator and the application thereof and provided is an SIRT6 small-molecule allosteric activator that contains a derivative as shown in formula (1) or a pharmacologically acceptable salt thereof as the active ingredient. The SIRT6 small-molecule allosteric activator designed and synthesized in the present invention has high efficacy and low toxicity, may significantly activate SIRT6 activity during in vitro experiments, and has great importance in the development of pharmaceuticals for relevant diseases.

IPC Classes  ?

  • C07C 303/38 - Preparation of esters or amides of sulfuric acidsPreparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reaction of ammonia or amines with sulfonic acids, or with esters, anhydrides, or halides thereof
  • C07C 311/37 - Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring
  • C07C 311/44 - Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring having sulfur atoms of sulfonamide groups and amino groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring