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公开(公告)号:WO2021120896A1
公开(公告)日:2021-06-24
申请号:PCT/CN2020/125793
申请日:2020-11-02
申请人: 山东益丰生化环保股份有限公司
IPC分类号: C07C231/02 , C07C233/07 , C07C231/12 , C07C231/24 , C07C209/00 , C07C209/84 , C07C2602/42
摘要: 提供了一种降冰片烷二甲胺的制备方法,包括以下步骤:a)将式(I)所示结构的化合物与乌洛托品、酸、第一溶剂混合,进行第一次反应,得到第一反应混合物;再将上述第一反应混合物依次进行中和、第一次过滤,得到的滤液进行第一次提纯,得到式(II)所示结构化合物;b)将步骤a)得到的式(II)所示结构化合物与氢气、催化剂、第二溶剂混合,进行第二次反应,得到第二反应混合物;再将上述第二反应混合物进行第二次过滤,得到的滤液进行第二次提纯,得到降冰片烷二甲胺。与现有技术相比,该制备方法能够避免使用氰化氢、铑催化剂及其他配体,方法简单、易操作,产品收率较高,具有广阔的应用前景。
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2.
公开(公告)号:WO2023058033A1
公开(公告)日:2023-04-13
申请号:PCT/IL2022/051073
申请日:2022-10-07
IPC分类号: C07C43/23 , A61P29/00 , A61K31/085 , C07C2602/42
摘要: The present invention provides arylated fenchone derivatives, compositions comprising them, processes for their preparation and uses thereof.
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公开(公告)号:WO2023273846A1
公开(公告)日:2023-01-05
申请号:PCT/CN2022/098281
申请日:2022-06-11
申请人: 四川阿格瑞新材料有限公司
IPC分类号: C07C211/61 , H01L51/54 , C07C2601/08 , C07C2601/14 , C07C2602/24 , C07C2602/42 , C07C2602/44 , C07C2603/18 , C07C2603/94 , C07D209/86 , C07D307/14 , C07D307/91 , C07D309/04 , H01L51/0052 , H01L51/0056 , H01L51/006 , H01L51/0061 , H01L51/0065 , H01L51/0072 , H01L51/0073 , H01L51/5056 , H01L51/5088
摘要: 涉及一种式(1)所示的螺环化合物及其应用。该螺环化合物具有光、电稳定性高,升华温度低,驱动电压低,载流子横向迁移率小,发光效率高,器件寿命长等优点,可用于有机电致发光器件中。特别是作为空穴注入、传输类材料,具有应用于AMOLED产业的可能。
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公开(公告)号:WO2022003237A1
公开(公告)日:2022-01-06
申请号:PCT/FI2021/050464
申请日:2021-06-17
申请人: ANDRITZ OY
发明人: OLSSON, Johan
IPC分类号: C07C29/80 , C07C29/94 , D21C3/00 , C07C31/04 , C07C2602/42
摘要: The present disclosure provides a method of purifying raw methanol obtained in chemical pulping, wherein heavy oil is admixed with the raw methanol to prevent precipitation, and the methanol mixture is distilled or evaporated to recover the methanol.
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5.
公开(公告)号:WO2022272226A1
公开(公告)日:2022-12-29
申请号:PCT/US2022/072986
申请日:2022-06-16
申请人: HERAEUS EPURIO LLC
IPC分类号: C07C381/00 , G03F7/038 , G03F7/039 , C07C2602/42 , C07C309/10 , C07D327/06 , G03F7/0045 , G03F7/0046 , G03F7/0382 , G03F7/0392 , G03F7/0397
摘要: A sulfonic acid derivative compound represented by Formula (I): (Formula (I)), wherein R is a substituted or unsubstituted C1-C12 alkyl group; and Z is selected from the group consisting of a substituted or unsubstituted polycyclic C3-C30 cycloalkyl group, a substituted or unsubstituted monocyclic C3-C30 cycloalkyl group, and a substituted or unsubstituted C3-C30 monocyclic heteroalkyl group. Compounds and compositions disclosed herein are useful as photoactive components in chemically amplified resist compositions for various microfabrication applications.
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公开(公告)号:WO2021202343A1
公开(公告)日:2021-10-07
申请号:PCT/US2021/024593
申请日:2021-03-29
IPC分类号: C07C41/30 , C07C43/215 , C08F232/00 , C08G61/08 , B01D71/44 , B01D2256/245 , B01D2257/504 , B01D53/228 , C07C2602/42 , C07C2603/40 , C08G2261/11 , C08G2261/1412 , C08G2261/1424 , C08G2261/143 , C08G2261/1432 , C08G2261/144 , C08G2261/146 , C08G2261/148 , C08G2261/3324 , C08G2261/3325 , C08G2261/418 , C08G2261/598 , C08G2261/60 , C08G2261/612 , C08G2261/76
摘要: Gas separation membranes are provided and more particularly, a series of addition-type and ROMP type polynorbornenes with substituents derived from Mizoroki-Heck reactions are provided and have particular utility as gas separation membranes for natural gas upgrading.
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