Patents by Inventor Baoshan Chai

Baoshan Chai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11370762
    Abstract: The present invention relates to a vinylarene deriv. which modulates or inhibits the enzymic activity of indoleamine 2,3-dioxygenase 1 (IDO-1), and the use thereof, and further relates to a vinylarene deriv. and the use thereof. The vinylarene deriv. and its stereoisomer, cis- or trans-isomer, or tautomer thereof and pharmaceutically acceptable salt thereof, has an IDO-1 enzyme inhibitory activity, and is expected to provide brand new therapeutic methods and schemes for related diseases caused by IDO enzymes.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: June 28, 2022
    Assignee: SHENYANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD.
    Inventors: Zhaojin Ran, Baoshan Chai, Wanqiu Wang, Haihong Guang, Jiayuan Jiao
  • Publication number: 20190382356
    Abstract: The present invention relates to a vinylarene deriv. which modulates or inhibits the enzymic activity of indoleamine 2,3-dioxygenase 1 (IDO-1), and the use thereof, and further relates to a vinylarene deriv. and the use thereof. The vinylarene deriv. and its stereoisomer, cis- or trans-isomer, or tautomer thereof and pharmaceutically acceptable salt thereof, has an IDO-1 enzyme inhibitory activity, and is expected to provide brand new therapeutic methods and schemes for related diseases caused by IDO enzymes.
    Type: Application
    Filed: May 31, 2018
    Publication date: December 19, 2019
    Applicant: SHENYANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD.
    Inventors: Zhaojin RAN, Baoshan CHAI, Wanqiu WANG, Haihong GUANG, Jiayuan JIAO
  • Patent number: 9895346
    Abstract: Disclosed are applications of substituent benzyloxy group containing ether compounds represented by general formula I for preparing antitumor drugs. The definition of the substituent groups in the formula I are provided in the specification. The compounds having general formula I have desirable antitumor activity, particularly, and have excellent activity against leukemia strain HL-60, lung cancer A549, H157, H460, H520, bladder cancer T24, J82, prostate cancer LNCap, PC-3, rectal cancer HCT8, HCT116, RkO and the like.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: February 20, 2018
    Assignees: Sinochem Corporation, Shenyang Research Institute of Chemical Industry Co., Ltd.
    Inventors: Changling Liu, Aiying Guan, Xiaoping Yang, Baoshan Chai
  • Publication number: 20170296508
    Abstract: Disclosed are applications of substituent benzyloxy group containing ether compounds represented by general formula I for preparing antitumor drugs. The definition of the substituent groups in the formula I are provided in the specification. The compounds having general formula I have desirable antitumor activity, particularly, and have excellent activity against leukemia strain HL-60, lung cancer A549, H157, H460, H520, bladder cancer T24, J82, prostate cancer LNCap, PC-3, rectal cancer HCT8, HCT116, RkO and the like.
    Type: Application
    Filed: August 22, 2014
    Publication date: October 19, 2017
    Inventors: Changling Liu, Aiying Guan, Xiaoping Yang, Baoshan Chai
  • Patent number: 9770026
    Abstract: Disclosed is a substituted pyrimidine compound having a structure as represented by formula PY. See the description for the definition of each substituent in the formula. The compound of the present invention provides broad-spectrum bactericidal, pesticidal, and acaricidal activities, provides great control effects against plant diseases such as cucumber downy mildew, corn rust, wheat powdery mildew, rice blast, and cucumber gray mold, specifically provides improved control effects against cucumber downy mildew, corn rust, wheat powdery mildew, and rice blast, provides great control effects against aphid, carmine spider mite, diamondback moth, and armyworm, and acquires great effects at a minimal dosage. The compound of the present invention also provides characteristics such as a simplified preparation method.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: September 26, 2017
    Assignee: Shenyang Sinochem Agrochemicals R&D Co., Ltd.
    Inventors: Changling Liu, Lizeng Wang, Yuquan Song, Xufeng Sun, Jie Lan, Aiying Guan, Junfeng Wang, Jinbo Zhang, Cong Feng, Minna Zhu, Zhinian Li, Lanhui Ren, Xiuhui Chang, Fan Yang, Qin Sun, Wei Chen, Shaowu Liu, Yinping Zhou, Zhonggang Shan, Baoshan Chai, Bin Wang, Jizhong Zhou
  • Patent number: 9447081
    Abstract: The invention discloses a homopiperony lamine compound which has a structural general formula I as follows as shown in the specification: wherein definitions of substituents in the formula are as shown in the specification. The compound shown as the general formula I has broad-spectrum bactericidal and insecticidal activity in the field of agriculture. The compound shown as the general formula I has a good prevention effect on various germs such as cucumber downy mildew, wheat powdery mildew, puccinia sorghi, rice blast and cucumber gray mold, and particularly, still has the good prevention and control effect on the cucumber downy mildew, the puccinia sorghi and the wheat powdery mildew at a lower dosage. At the same time, a part of compound has better insecticidal activity, and can be used for preventing and controlling various insect pests such as diamondback moths, myzus persicae, armyworms and tetranychus cinabarinus boisdu.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: September 20, 2016
    Assignee: SHENYANG SINOCHEM AGROCHEMICALS R&D CO., LTD.
    Inventors: Changling Liu, Aiying Guan, Jie Lan, Lizeng Wang, Bin Wang, Minna Zhu, Qin Sun, Weijing Ren, Cong Feng, Lanhui Ren, Baoshan Chai, Zhinian Li
  • Patent number: 9376376
    Abstract: The invention relates to substituted diphenylamine compounds using as antitumor agents. The structure of the compounds is represented as the general formula (I): The groups are as defined as specification. The compound represented by formula (I) showed potent antitumor activity, especially to cure or alleviate the cancer causing by cancer cells of human tissue or organ. The preferred cancers are: colon cancer, liver cancer, lymph cancer, lung cancer, esophageal cancer, breast cancer, central nervous system cancer, melanoma, ovarian cancer, cervical cancer, renal cancer, leukemia, prostatic cancer, pancreatic cancer, bladder cancer, rectal cancer, osteosarcoma, nasopharynx cancer or stomach cancer.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: June 28, 2016
    Assignees: SINOCHEM CORPORATION, SHENYANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD.
    Inventors: Changling Liu, Baoshan Chai, Huichao Li, Aiying Guan
  • Publication number: 20150257385
    Abstract: Disclosed is a substituted pyrimidine compound having a structure as represented by formula PY. See the description for the definition of each substituent in the formula. The compound of the present invention provides broad-spectrum bactericidal, pesticidal, and acaricidal activities, provides great control effects against plant diseases such as cucumber downy mildew, corn rust, wheat powdery mildew, rice blast, and cucumber gray mold, specifically provides improved control effects against cucumber downy mildew, corn rust, wheat powdery mildew, and rice blast, provides great control effects against aphid, carmine spider mite, diamondback moth, and armyworm, and acquires great effects at a minimal dosage. The compound of the present invention also provides characteristics such as a simplified preparation method.
    Type: Application
    Filed: October 24, 2013
    Publication date: September 17, 2015
    Inventors: Changling Liu, Lizeng Wang, Yuquan Song, Xufeng Sun, Jie Lan, Aiying Guan, Junfeng Wang, Jinbo Zhang, Cong Feng, Minna Zhu, Zhinian Li, Lanhui Ren, Xiuhui Chang, Fan Yang, Qin Sun, Wei Chen, Shaowu Liu, Yinping Zhou, Zhonggang Shan, Baoshan Chai, Bin Wang, Jizhong Zhou
  • Publication number: 20150225378
    Abstract: The invention discloses a homopiperony lamine compound which has a structural general formula I as follows as shown in the specification: wherein definitions of substituents in the formula are as shown in the specification. The compound shown as the general formula I has broad-spectrum bactericidal and insecticidal activity in the field of agriculture. The compound shown as the general formula I has a good prevention effect on various germs such as cucumber downy mildew, wheat powdery mildew, puccinia sorghi, rice blast and cucumber gray mold, and particularly, still has the good prevention and control effect on the cucumber downy mildew, the puccinia sorghi and the wheat powdery mildew at a lower dosage. At the same time, a part of compound has better insecticidal activity, and can be used for preventing and controlling various insect pests such as diamondback moths, myzus persicae, armyworms and tetranychus cinabarinus boisdu.
    Type: Application
    Filed: October 24, 2013
    Publication date: August 13, 2015
    Applicant: SINOCHEM CORPORATION
    Inventors: Changling Liu, Aiying Guan, Jie Lan, Lizeng Wang, Bin Wang, Minna Zhu, Qin Sun, Weijing Ren, Cong Feng, Lanhui Ren, Baoshan Chai, Zhinian Li
  • Patent number: 9018218
    Abstract: The invention relates to substituted pyrimidine ammonia compounds. The structure of the compounds is represented as the general formula (I): The groups are as defined as specification. The compound represented by formula (I) can be used in the prevention of plants diseases caused by a plurality of pathogenic bacteria such as oomycota, basidiomycota, ascomycota, and fungi imperfecti, and due to these compounds have good bioactivity, which make them have very good effects at very low doses, especially more effective to powdery mildew of wheat. Therefore, the present invention relates to the use of the compounds having general formula I as fungicides, both in agriculture and other fields.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: April 28, 2015
    Assignees: Sinochem Corporation, Shenyang Research Institute of Chemical Industry Co., Ltd.
    Inventors: Changling Liu, Baoshan Chai, Zhinian Li, Xufeng Sun, Zhonggang Shan
  • Publication number: 20150011628
    Abstract: The invention relates to substituted diphenylamine compounds using as antitumor agents. The structure of the compounds is represented as the general formula (I): The groups are as defined as specification. The compound represented by formula (I) showed potent antitumor activity, especially to cure or alleviate the cancer causing by cancer cells of human tissue or organ. The preferred cancers are: colon cancer, liver cancer, lymph cancer, lung cancer, esophageal cancer, breast cancer, central nervous system cancer, melanoma, ovarian cancer, cervical cancer, renal cancer, leukemia, prostatic cancer, pancreatic cancer, bladder cancer, rectal cancer, osteosarcoma, nasopharynx cancer or stomach cancer.
    Type: Application
    Filed: March 6, 2013
    Publication date: January 8, 2015
    Inventors: Changling Liu, Baoshan Chai, Huichao Li, Aiying Guan
  • Patent number: 8609667
    Abstract: Disclosed is a kind of E-type phenyl acrylic ester compound containing substituted anilino pyrimidine group, which is shown by general structure formula I, wherein each substituent is defined as that in the description. The compounds of general formula I show high insecticidal and acaricidal activities to adults and nymphs of harmful insects and mites in agricultural, civil and zoic technical fields, especially to Tetranychus cinnabarinus, Tetranychidae, and the like. The said compounds show more excellent performance on inhibiting the incubation of eggs of harmful mites. The uses of the said compounds as insecticides and/or acaricides in agricultural and other fields also are disclosed.
    Type: Grant
    Filed: June 3, 2010
    Date of Patent: December 17, 2013
    Assignees: Sinochem Corporation, Shenyang Research Institute of Chemical Industry Co., Ltd.
    Inventors: Changling Liu, Huichao Li, Hong Zhang, Baoshan Chai, Yanmei Luo, Xiaomin He, Guang Huang, Shaowu Liu, Baoxiang Sun
  • Publication number: 20130225608
    Abstract: The invention relates to substituted pyrimidine ammonia compounds. The structure of the compounds is represented as the general formula (I): The groups are as defined as specification. The compound represented by formula (I) can be used in the prevention of plants diseases caused by a plurality of pathogenic bacteria such as oomycota, basidiomycota, ascomycota, and fungi imperfecti, and due to these compounds have good bioactivity, which make them have very good effects at very low doses, especially more effective to powdery mildew of wheat. Therefore, the present invention relates to the use of the compounds having general formula I as fungicides, both in agriculture and other fields.
    Type: Application
    Filed: November 18, 2011
    Publication date: August 29, 2013
    Applicants: SHENYANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD., SINOCHEM CORPORATION
    Inventors: Changling Liu, Baoshan Chai, Zhinian Li, Xufeng Sun, Zhonggang Shan
  • Patent number: 8455398
    Abstract: Amide compounds, preparation methods and uses thereof. The structure of the compounds is represented as the general formula (I), in which the definitions of substituents are illuminated as description. The present amide compounds have broad spectrum activity of killing pests and are effective on lepidopteran pests including ostrinia nubilalis, sugarcane borer, adoxophyes orana fischer von reslerstamm, apple fruit borer, grapholitha inopinata, lymantri dispar l., cnaphalocrocis medinalis, ostrinia furnacalis, helicoverpa assulta, grapholitha inopinata, plutella xylostella, spodoptera exigua, prodenia litura etc., especially for plutella xylostella, spodoptera exigua. The present amide compounds can obtain good effect at very low dosage. At the same time, some compounds have good fungicidal activity which can be used to prevent rice blast, phytophthora infestans, cucumber downy mildew or grey mold of vegetables.
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: June 4, 2013
    Assignees: Sinochem Corporation, Shenyang Research Institute of Chemical Industry Co., Ltd.
    Inventors: Changling Liu, Baoshan Chai, Hong Zhang, Jichun Yang, Zhinian Li, Yongwu Peng, Junfeng Wang, Jiao Wu, Shicun Ma, Miao Li
  • Patent number: 8383640
    Abstract: The invention relates to substituted pyrimidine ether compounds having general formula I: The groups are as defined as specification. The compounds of formula I show high insecticidal activities for imagoes, larvae and nits of harmful acari and insects in the agricultural, civil and zoic fields, especially show excellent insecticidal activities for harmful acari such as Tetranychus cinnabarinus. Good effects can be obtained at very low dose. The compounds also exhibit preferably fungicidal activity. Wherefore, the invention also comprises the uses of compounds of formula I as insecticides, acaricides and/or fungicides in agricultural and other fields.
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: February 26, 2013
    Assignees: Shenyang Research Institute of Chemical Industry Co., Ltd., Sinochem Corporation
    Inventors: Changling Liu, Baoshan Chai, Hong Zhang, Huichao Li, Junfeng Wang, Yongwu Peng, Jichun Yang, Guangxin Liu, Zhinian Li
  • Publication number: 20120035190
    Abstract: Disclosed is a kind of E-type phenyl acrylic ester compound containing substituted anilino pyrimidine group, which is shown by general structure formula I, wherein each substituent is defined as that in the description. The compounds of general formula I show high insecticidal and acaricidal activities to adults and nymphs of harmful insects and mites in agricultural, civil and zoic technical fields, especially to Tetranychus cinnabarinus, Tetranychidae, and the like. The said compounds show more excellent performance on inhibiting the incubation of eggs of harmful mites. The uses of the said compounds as insecticides and/or acaricides in agricultural and other fields also are disclosed.
    Type: Application
    Filed: June 3, 2010
    Publication date: February 9, 2012
    Inventors: Changling Liu, Huichao Li, Hong Zhang, Baoshan Chai, Yanmei Luo, Xiaomin He, Guang Huang, Shaowu Liu, Baoxiang Sun
  • Publication number: 20110046152
    Abstract: Amide compounds, preparation methods and uses thereof. The structure of the compounds is represented as the general formula (I), in which the definitions of substituents are illuminated as description. The present amide compounds have broad spectrum activity of killing pests and are effective on lepidopteran pests including ostrinia nubilalis, sugarcane borer, adoxophyes orana fischer von reslerstamm, apple fruit borer, grapholitha inopinata, lymantri dispar l., cnaphalocrocis medinalis, ostrinia furnacalis, helicoverpa assulta, grapholitha inopinata, plutella xylostella, spodoptera exigua, prodenia litura etc., especially for plutella xylostella, spodoptera exigua. The present amide compounds can obtain good effect at very low dosage. At the same time, some compounds have good fungicidal activity which can be used to prevent rice blast, phytophthora infestans, cucumber downy mildew or grey mould of vegetables.
    Type: Application
    Filed: June 3, 2009
    Publication date: February 24, 2011
    Inventors: Changling Liu, Baoshan Chai, Hong Zhang, Jichun Yang, Zhinian Li, Yongwu Peng, Junfeng Wang, Jiao Wu, Shicun Ma, Miao Li
  • Publication number: 20100113490
    Abstract: The invention relates to substituted pyrimidine ether compounds having general formula I: The groups are as defined as specification. The compounds of formula I show high insecticidal activities for imagoes, larvae and nits of harmful acari and insects in the agricultural, civil and zoic fields, especially show excellent insecticidal activities for harmful acari such as Tetranychus cinnabarinus. Good effects can be obtained at very low dose. The compounds also exhibit preferably fungicidal activity. Wherefore, the invention also comprises the uses of compounds of formula I as insecticides, acaricides and/or fungicides in agricultural and other fields.
    Type: Application
    Filed: May 22, 2008
    Publication date: May 6, 2010
    Inventors: Changling Liu, Baoshan Chai, Hong Zhang, Huichao Li, Junfeng Wang, Yongwu Peng, Jichun Yang, Guangxin Liu, Zhinian Li