JPS6485974A - Photochromic pyrazolylfulgide compound - Google Patents
Photochromic pyrazolylfulgide compoundInfo
- Publication number
- JPS6485974A JPS6485974A JP22554287A JP22554287A JPS6485974A JP S6485974 A JPS6485974 A JP S6485974A JP 22554287 A JP22554287 A JP 22554287A JP 22554287 A JP22554287 A JP 22554287A JP S6485974 A JPS6485974 A JP S6485974A
- Authority
- JP
- Japan
- Prior art keywords
- substituted
- phenyl
- aralkyl
- formula
- compound shown
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Plural Heterocyclic Compounds (AREA)
Abstract
NEW MATERIAL:A compound shown by formula I [R<1> is i1-30C alkyl, 6-12C phenyl-substituted, phenyl, aralkyl or substituted aralkyl; R<2> and R<3> are 1-10C alkyl, 6-12C phenyl, substituted phenyl, aralkyl, substituted aralkyl or H; or group shown by formula II is admantylidene; R<4> is H, 1-10C alkyl, 6-12C phenyl, substituted phenyl, aralkyl, substituted aralkyl or halogen; R<5> is R<1>, acyl or H; R<6> is R<4> or substituted amino; Y is O or N-R<7>; R<7> is R<1>, 3-30C (meth)acrylic acid alkyl ester or H]. EXAMPLE:(E)-alpha-(1,3,5-Trimethyl-4-pyrazolyl) ethylidene (isopropylidene) succinic anhydride. USE:Useful in various fields such as recording materials or optical element materials. PREPARATION:A compound shown by formula III and a compound shown by formula IV are subjected to stobbe condensation to give a compound shown by formula I.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62225542A JPH078866B2 (en) | 1987-06-04 | 1987-09-09 | Photochromic pyrazolyl fulgide compounds |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13891887 | 1987-06-04 | ||
JP62-138918 | 1987-06-04 | ||
JP62225542A JPH078866B2 (en) | 1987-06-04 | 1987-09-09 | Photochromic pyrazolyl fulgide compounds |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13511097A Division JPH1067780A (en) | 1987-06-04 | 1997-05-26 | Photochromic pyrazolyl fulgide compound |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6485974A true JPS6485974A (en) | 1989-03-30 |
JPH078866B2 JPH078866B2 (en) | 1995-02-01 |
Family
ID=26471850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62225542A Expired - Lifetime JPH078866B2 (en) | 1987-06-04 | 1987-09-09 | Photochromic pyrazolyl fulgide compounds |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH078866B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6451734B1 (en) | 1996-11-04 | 2002-09-17 | Basf Aktiengesellschaft | Substituted 3-benzylpyrazoles and their use as herbicides |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63166879A (en) * | 1986-12-27 | 1988-07-11 | Yamaha Corp | Fulgide based photochromic compound |
-
1987
- 1987-09-09 JP JP62225542A patent/JPH078866B2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63166879A (en) * | 1986-12-27 | 1988-07-11 | Yamaha Corp | Fulgide based photochromic compound |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6451734B1 (en) | 1996-11-04 | 2002-09-17 | Basf Aktiengesellschaft | Substituted 3-benzylpyrazoles and their use as herbicides |
Also Published As
Publication number | Publication date |
---|---|
JPH078866B2 (en) | 1995-02-01 |
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