- Patent Title: Method for producing organic mercapto compound or intermediate thereof, (poly)thiol component, polymerizable composition for optical material, molded product, optical material, and lens
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Application No.: US17043307Application Date: 2019-03-29
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Publication No.: US11897835B2Publication Date: 2024-02-13
- Inventor: Hironori Kuboi , Kaoru Ohshimizu
- Applicant: MITSUI CHEMICALS, INC.
- Applicant Address: JP Tokyo
- Assignee: MITSUI CHEMICALS, INC.
- Current Assignee: MITSUI CHEMICALS, INC.
- Current Assignee Address: JP Tokyo
- Agency: BUCHANAN INGERSOLL & ROONEY PC
- Priority: JP 18067521 2018.03.30 JP 18067522 2018.03.30 JP 18067524 2018.03.30 JP 18067525 2018.03.30
- International Application: PCT/JP2019/014068 2019.03.29
- International Announcement: WO2019/189787A 2019.10.03
- Date entered country: 2020-09-29
- Main IPC: C07C319/08
- IPC: C07C319/08 ; B29C45/00 ; B29D11/00 ; C07C327/22 ; C08G18/38 ; C08G18/72 ; G02B1/04 ; B29K81/00
Abstract:
A method for producing an organic mercapto compound or an intermediate thereof according to the present invention has a reaction step of reacting an alcohol compound including a sulfur atom with a thioamide compound having a structure in which an organic group is bonded to at least one bonding hand of a thioamide group, under acidic conditions.
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