US2011172457A1PendingUtilityA1

Tetrakis(ether-substituted formylphenyl) and new polynuclear polyphenol derived from the same

Assignee: HONSHU CHEMICAL INDPriority: Jun 20, 2008Filed: Jun 22, 2009Published: Jul 14, 2011
Est. expiryJun 20, 2028(~1.9 yrs left)· nominal 20-yr term from priority
C07C 39/17C07C 47/57C09B 11/02C07C 2601/14C09B 11/06C07C 2603/74C07C 69/738C07C 69/712C07C 59/70
58
PatentIndex Score
0
Cited by
0
References
0
Claims

Abstract

Disclosed are tetrakis(ether-substituted formylphenyl) expressed by General Formula (1), as well as polynuclear polyphenol derived from such tetrakis(ether-substituted formylphenyl): (In the formula, R 1 represents an alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms, or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group, n represents 0 or an integer of 1 to 3, R 2 represents a divalent monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms or divalent aliphatic hydrocarbon group with 1 to 8 carbon atoms that may have a monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms, R 3 represents a hydrogen atom or alkyl group with 1 to 6 carbon atoms, A represents a tetravalent carbon atom group or tetravalent saturated hydrocarbon group with 2 or more carbon atoms, where, if A is a tetravalent saturated hydrocarbon group with 2 or more carbon atoms, the two carbon atoms in the A group are bonded with two phenyl groups, respectively.)

Claims

exact text as granted — not AI-modified
1 . A tetrakis(ether-substituted formylphenyl) expressed by General Formula (1) below: 
       
         
           
           
               
               
           
         
         wherein R 1  represents an alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms, or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group, n represents 0 or an integer of 1 to 3, R 2  represents a divalent monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms or divalent aliphatic hydrocarbon group with 1 to 8 carbon atoms that may have a monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms, R 3  represents a hydrogen atom or alkyl group with 1 to 6 carbon atoms, A represents a tetravalent carbon atom group or tetravalent saturated hydrocarbon group with 2 or more carbon atoms, where, if A is a tetravalent saturated hydrocarbon group with 2 or more carbon atoms, the two carbon atoms in the A group are bonded with two phenyl groups, respectively. 
       
     
     
         2 . A polynuclear polyphenol expressed by General Formula (2) below: 
       
         
           
           
               
               
           
         
         wherein R 1  represents an alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms, or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group, n represents 0 or an integer of 1 to 3, R 2  represents a divalent monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms or divalent aliphatic hydrocarbon group with 1 to 8 carbon atoms that may have a monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms, R 3  represents a hydrogen atom or alkyl group with 1 to 6 carbon atoms. A represents a tetravalent carbon atom group or tetravalent saturated hydrocarbon group with 2 or more carbon atoms, where, if A is a tetravalent saturated hydrocarbon group with 2 or more carbon atoms, the two carbon atoms in the A group are bonded with two phenyl groups, respectively, while Y represents a hydroxyphenyl group expressed by General Formula (3) below: 
       
       
         
           
           
               
               
           
         
         wherein R 4  represents an alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms, or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group, a represents an integer of 1 to 3, and b represents 0 or an integer of 1 to 4, where 1≦a+b≦5 and if b is 2 or greater, R 4  may be the same or different. 
       
     
     
         3 . A polynuclear polyphenol according to  claim 2 , wherein General Formula (3) above is represented by General Formula (4) below: 
       
         
           
           
               
               
           
         
         wherein R 5 , R 6  and R 7  respectively represent independently a hydrogen atom or alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group. 
       
     
     
         4 . A polynuclear polyphenol expressed by General Formula (5) below: 
       
         
           
           
               
               
           
         
         wherein above R 1  represents an alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms, or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group, n represents 0 or an integer of 1 to 3, R 2  represents a divalent monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms or divalent aliphatic hydrocarbon group with 1 to 8 carbon atoms that may have a monocyclic or fused-ring aromatic hydrocarbon group with 6 to 15 carbon atoms R 3  represents a hydrogen atom or alkyl group with 1 to 6 carbon atoms, A represents a tetravalent carbon atom group or tetravalent saturated hydrocarbon group with 2 or more carbon atoms, where, if A is a tetravalent saturated hydrocarbon group with 2 or more carbon atoms, the two carbon atoms in the A group are bonded with two phenyl groups, respectively, Y represents a hydroxyphenyl group expressed by General Formula (3) below, and X represents a hydrogen atom or acid-cleavable group expressed by General Formula (6) below, where in the formula, all four X's are not a hydrogen atom at the same time: 
       
       
         
           
           
               
               
           
         
         wherein R 15  represents an alkylene group with 1 to 8 carbon atoms, R 16  represents a saturated hydrocarbon group with 1 to 30 carbon atoms, and h represents 0 or 1, where, if h is 1, R 16  represents a tertiary saturated hydrocarbon group with 4 to 30 carbon atoms: 
       
       
         
           
           
               
               
           
         
         wherein R 4  represents an alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms, or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group, a represents an integer of 1 to 3, and b represents 0 or an integer of 1 to 4, where 1≦a+b≦5 and if b is 2 or greater, R 4  may be the same or different. 
       
     
     
         5 . A polynuclear polyphenol according to  claim 4 , wherein General Formula (3) above is represented by General Formula (4) below: 
       
         
           
           
               
               
           
         
         wherein R 5 , R 6  and R 7  respectively represent independently a hydrogen atom or alkyl group with 1 to 8 carbon atoms or alkoxyl group with 1 to 8 carbon atoms or aromatic hydrocarbon group or saturated hydrocarbon group with 1 to 8 carbon atoms having an aromatic hydrocarbon group.

Join the waitlist — get patent alerts

Track US2011172457A1 — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.