Asahi Glass Company, Limited

Asahi Glass Company, Linited

Shu-zhong Wang

Takashi Okazoe

Kunio Watanabe

Kazuya Oharu

Masahiro Ito

Eisuke Murotani

Kimiaki Kashiwagi

Daisuke Shirakawa

Yasushi Matsumura

Koichi Murata

Taiki Hoshino

Nobuaki Mori

Kazuhiro Ookura

Jiro Nishino

Atsushi Watakabe

Takeshi Eriguchi

Kengo Kawahara

Naoko Shirota

Yoshitomi Morizawa

Osamu Yokokoji

A fluorosulfonyl group-containing compound having a high polymerization reactivity, a process for its production, a sulfonyl group-containing polymerizable monomer led from the sulfonyl group-containing compound, and a polymer obtainable by polymerizing the sulfonyl group-containing polymerizable monomer, are provided. A compound (3) is fluorinated to form a compound (4), and then, the compound (4) is subjected to a decomposition reaction to produce a compound (5). A preferred compound (5-1) of the compound (5) is thermally decomposed to produce a compound (7-1) having a high polymerization reactivity. wherein Ris a bivalent organic group such as a fluoroalkylene group, Ris a group having Rfluorinated, or the same group as R, each of Rto Rwhich are independent of one another, is a hydrogen atom, etc., each of Rto Ris a fluorine atom, etc., Ris a monovalent organic group, Ris a group having Rfluorinated, or the same group as R, E is a bivalent connecting group, Eis the same group as E, or a group having E fluorinated, Eis a group formed by scission of E, each of Xto Xis a hydrogen atom, etc., and each of Xto Xis a fluorine atom, etc.

Processes for producing a fluorosulfonyl group-containing compound and a compound LED from the fluorosulfonyl group-containing compound

To provide a novel fluoroadamantane derivative, a novel polymerizable fluoroadamantane derivative and a novel fluoropolymer, and processes for production thereof. To provide the following compound (3), the following compound (4), a polymer obtained by polymerizing the compound (4) and processes for production thereof: provided that Q represents &#x2014;CHF&#x2014; or &#x2014;CF&#x2014; (provided that six Qs may be the same or different), Z represents &#x2014;H, &#x2014;F or &#x2014;CHOH (provided that three Zs may be the same or different), W represents &#x2014;H or a Chydrocarbon group, R represents &#x2014;H, &#x2014;F, &#x2014;CHor &#x2014;CF, and J represents &#x2014;H, &#x2014;F, &#x2014;CHWOH or &#x2014;CHWOCOCR&#x2550;CH(provided that three Js may be the same or different).

Fluoroadamantane derivative, fluorine-containing polymer and production method

Adamantane derivates which can be material compounds of a polymer excellent in etching resistance and having improved transmittance to light having a short wavelength, are produced by an economically advantageous process from readily available materials. A compound (10) is subjected to esterification reaction with a compound (11) to obtain a compound (12), which is subjected to fluorination in a liquid phase to obtain a compound (13), which is then subjected to hydrolysis or alcoholysis to obtain a compound (2), which is then reacted with a compound (15) thereby to obtain a compound (1). Here, A to J are &#x2014;CFH&#x2014; or &#x2014;CF&#x2014;; Ris a perfluoroalkyl group or the like; Xis F or the like; Yis H or OH; Yis H or RCOO&#x2014;; Yis H, F or RCOO&#x2014;; Yis H, F, RCOO&#x2014; or OH; Yis H, F, &#x2014;OCOCR&#x2550;CHor OH: Ris a hydrogen atom, a methyl group or the like; and Xis OH or a halogen atom: 

Fluoroadamantane derivative

The present invention provides a process for producing compounds useful as raw materials for various fluororesins in high yields in few steps from inexpensive and readily available starting materials. The following compound (1) and the following compound (2) are reacted to form the following compound (3), then the compound (3) is fluorinated in a liquid phase to form the following compound (4), and the ester bonds in the compound (4) are dissociated to form the compound (5), or the compound (5) and the compound (6).HOCH-Q-O&#x2014;(CH)&#x2014;OH&#x2003;&#x2003;(1),CRCOX&#x2003;&#x2003;(2),RCOOCH-Q-O&#x2014;(CH)&#x2014;OCOR&#x2003;&#x2003;(3),RCOOCF-Q-O&#x2014;(CF)&#x2014;OCOR&#x2003;&#x2003;(4),FCO-Q-O&#x2014;(CF)&#x2014;COF&#x2003;&#x2003;(5),RCOF&#x2003;&#x2003;(6).

Process for producing perfluorodiacyl fluorinated compounds

The present invention provides a process A1 for producing a compound (5A), which comprises fluorinating a compound (3A-1) by liquid phase fluorination to a compound (4A-1), followed by a decomposition reaction of an ester bond; a process A2 for producing a compound (5A), which comprises fluorinating a compound (3A-2) by liquid phase fluorination to a compound (4A-2), followed by a decomposition reaction of an ester bond; and a process B for producing a compound (5B), which comprises fluorinating a compound (3B) by liquid phase fluorination to a compound (4B), followed by hydrolysis or alcoholysis. Further, the present invention provides a compound (5A) wherein n is 2 to 4, and a compound (5B) wherein n is 3 or 4.A(&#x2014;CH&#x2014;OCO&#x2014;R)&#x2003;&#x2003;(3A-1)A(&#x2014;CF&#x2014;OCO&#x2014;R)&#x2003;&#x2003;(4A-1)A(&#x2014;COOR)&#x2003;&#x2003;(3A-2)A(&#x2014;COOR)&#x2003;&#x2003;(4A-2)A(&#x2014;COF)&#x2003;&#x2003;(5A)A(&#x2014;OCO&#x2014;R)&#x2003;&#x2003;(3B)A(&#x2014;OCO&#x2014;R)&#x2003;&#x2003;(4B)A(&#x2014;OH)&#x2003;&#x2003;(5B)provided that the carbon atom in adamantane to which &#x2014;OCO&#x2014;Ris bonded, is a tertiary carbon atom, A is a n-valent group having n hydrogen atoms in adamantane converted to connecting bonds, R is a fluorinated monovalent organic group, n is an integer of from 1 to 4, Ais a group having at least one of hydrogen atoms in the group A substituted by a fluorine atom, and Ris a fluorinated monovalent organic group.

Fluorinated adamantane and its derivatives

Adamantane derivates which can be material compounds of a polymer excellent in etching resistance and having improved transmittance to light having a short wavelength, represented by the formula (2A&#x2033;) wherein Yis a fluorine atom or a hydroxyl group.

A novel perfluoropolyether derivative which is less likely to undergo decomposition, which is free from a problem of deterioration during its use, and which is useful as a lubricating oil or a coating agent, is provided. A compound represented by the following formula (1):HO&#x2014;(CHCHO). (CHCH(OH)CHO)&#x2014;CHCFO(CFCFO)CFCHO&#x2014;&#x2014;(CHCH(OH)CHO). (CHCHO)&#x2014;H &#x2003;&#x2003;Formula (1)wherein m represents an integer of from 3 to 200, and each of p, q, r and s which are independent of one another, represents an integer of from 0 to 100, provided that when each of p, q, r and s which are independent of one another, is an integer of at least 1, the arrangement of &#x2014;(CHCHO)&#x2014; and &#x2014;(CHCH(OH)CHO)&#x2014; units is not particularly limited, and when one of r and p is an integer of at least 2 and the other is an integer of at least 1, or when one of q and s is an integer of at least 2 and the other is an integer of at least 1, these units may be arranged in a block form or at random.

Perfluoropolyether derivative

The present invention provides a process for producing compounds useful as raw materials for various fluororesins in high yields in few steps from inexpensive and readily available starting materials. The following compound (1) and the following compound (2) are reacted to form the following compound (3), then the compound (3) is fluorinated in a liquid phase to form the following compound (4), and the ester bonds in the compound (4) are dissociated to form the compound (5), or the compound (5) and the compound (6).HOCH-Q-O&#x2014;(CH)&#x2014;OH,&#x2003;&#x2003;(1)CRCOX,&#x2003;&#x2003;(2)RCOOCH-Q-O&#x2014;(CH)&#x2014;OCOR,&#x2003;&#x2003;(3)RCOOCF-Q-O&#x2014;(CF)&#x2014;OCOR,&#x2003;&#x2003;(4)FCO-Q-O&#x2014;(CF)&#x2014;COF,&#x2003;&#x2003;(5)RCOF.&#x2003;&#x2003;(6)

A fluorosulfonyl group-containing compound having a high polymerization reactivity, a process for its production, a sulfonyl group-containing polymerizable monomer led from the sulfonyl group-containing compound, and a polymer obtainable by polymerizing the sulfonyl group-containing polymerizable monomer 

Processes for producing a fluorosulfonyl group-containing compound and a compound led from the fluorosulfonyl group-containing compound

A novel perfluoropolyether derivative which is less likely to undergo decomposition, which is free from a problem of deterioration during its use, and which is useful as a lubricating oil or a coating agent, is provided. A compound represented by the following formula (1):HO&#x2014;(CHCHO).(CHCH(OH)CHO)&#x2014;CHCFO(CFCFO)CFCHO&#x2014;&#x2014;(CHCH(OH)CHO).(CHCHO)&#x2014;H&#x2003;&#x2003;Formula (1)wherein m represents an integer of from 3 to 200, and each of p, q, r and s which are independent of one another, represents an integer of from 0 to 100, provided that when each of p, q, r and s which are independent of one another, is an integer of at least 1, the arrangement of &#x2014;(CHCHO)&#x2014; and &#x2014;(CHCH(OH)CHO)&#x2014; units is not particularly limited, and when one of r and p is an integer of at least 2 and the other is an integer of at least 1, or when one of q and s is an integer of at least 2 and the other is an integer of at least 1, these units may be arranged in a block form or at random.

Process for producing piperidinecarbinols

Process for producing paroxetine

A process for producing a piperidinecarbinol represented by the general formula (2), which comprises reducing the trans isomer of a compound represented by the general formula (1):

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Yokohama, Japan

Shu-zhong Wang