FI97135B - Förfarande för framställning av polyalkyl-2-alkoxi-7-hydroxikromanderivat - Google Patents
Förfarande för framställning av polyalkyl-2-alkoxi-7-hydroxikromanderivat Download PDFInfo
- Publication number
- FI97135B FI97135B FI903344A FI903344A FI97135B FI 97135 B FI97135 B FI 97135B FI 903344 A FI903344 A FI 903344A FI 903344 A FI903344 A FI 903344A FI 97135 B FI97135 B FI 97135B
- Authority
- FI
- Finland
- Prior art keywords
- alkoxy
- preparation
- formula
- acid
- polyalkyl
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/20—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 hydrogenated in the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pyrane Compounds (AREA)
- Compounds Of Unknown Constitution (AREA)
- Saccharide Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
Claims (7)
1. Förfarande för framställning av polyalkyl-2-alkoxi-7-hydrox±kromanderivat med formeln 5 R' CHzR* ΓοΤ^ΓΓ <v> BO 10 där R1 betecknar lägre primär alkyl, R2 betecknar väte eller lägre primär alkyl och R3 betecknar lägre alkyl, kännetecknat därav, att resorcinol omsätts med 15 en alifatisk keton med formeln d > > 0 U> RZCH* 20 där R1 och R2 betecknar samma som ovan, och med en alkohol med formeln R30H (II) 25 Γ* : där R3 betecknar samma som ovan, i närvaro av en syrakata- • ♦ ;*·*· lysator.
.*··. 2. Förfarande enligt patentkravet 1, k ä n n e - ,··*. t e c k n a t därav, att R2 är väte. . i , 30
3. Förfarande enligt patentkravet 1, k ä n n e - . t e c k n a t därav, att R2 är lägre primär alkyl. » i
· '”·* 4. Förfarande enligt patentkravet 1, k ä n n e - » t « t e c k n a t därav, att resorcinolen omsätts med 0,5 - 1 mol av en keton med formeln I och med 1 - 100 mol av en 9713? 12 ai koho 1 med formeln II, varvid närvarande är 0,01 - 2 111 syrakatalysator.
5 Inert lösningsmedel.
5. Förfarande enllgt patentkravet 4, k ä n n e ** t e c k n a t därav, att det utförs ± närvaro av ett
6. Förfarande enllgt patentkravet 4, k ä n n e -t e c k n a t därav, att det utförs utan lösningsmedel.
7. Förfarande enligt patentkravet 1, k ä n n e - t e c k n a t därav, att det utförs vid en temperatur av 10 70 - 130 °C under 0,5 - 20 timmar. ·· · • * · • · • · » i l · · t · • • · » i : • »· «fr * k « « r « · « • · *·« fr·· f » *
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16994789 | 1989-07-03 | ||
JP1169947A JP2974327B2 (ja) | 1989-07-03 | 1989-07-03 | ポリアルキル―2―アルコキシ―7―ヒドロキシクロマンの製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI903344A0 FI903344A0 (sv) | 1990-07-03 |
FI97135B true FI97135B (sv) | 1996-07-15 |
FI97135C FI97135C (sv) | 1996-10-25 |
Family
ID=15895826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI903344A FI97135C (sv) | 1989-07-03 | 1990-07-03 | Förfarande för framställning av polyalkyl-2-alkoxi-7-hydroxikromanderivat |
Country Status (10)
Country | Link |
---|---|
US (1) | US5072007A (sv) |
EP (2) | EP0581332A1 (sv) |
JP (1) | JP2974327B2 (sv) |
KR (1) | KR920008619B1 (sv) |
AT (1) | ATE113593T1 (sv) |
CA (1) | CA2020232C (sv) |
DE (1) | DE69013773T2 (sv) |
ES (1) | ES2064540T3 (sv) |
FI (1) | FI97135C (sv) |
HU (1) | HU208688B (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4111861A1 (de) * | 1991-04-11 | 1992-10-15 | Schwabe Willmar Gmbh & Co | Benzopyranone, verfahren zu ihrer herstellung und verwendung |
WO2017067839A1 (en) | 2015-10-23 | 2017-04-27 | Syngenta Participations Ag | Microbiocidal phenylamidine derivatives |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4838924A (en) * | 1985-08-05 | 1989-06-13 | Mitsui Petrochemical Industries, Ltd. | Aromatic urea derivatives and their use as herbicide |
-
1989
- 1989-07-03 JP JP1169947A patent/JP2974327B2/ja not_active Expired - Lifetime
-
1990
- 1990-06-29 CA CA002020232A patent/CA2020232C/en not_active Expired - Fee Related
- 1990-07-02 AT AT90112583T patent/ATE113593T1/de not_active IP Right Cessation
- 1990-07-02 EP EP93116170A patent/EP0581332A1/en not_active Ceased
- 1990-07-02 EP EP90112583A patent/EP0406758B1/en not_active Expired - Lifetime
- 1990-07-02 ES ES90112583T patent/ES2064540T3/es not_active Expired - Lifetime
- 1990-07-02 DE DE69013773T patent/DE69013773T2/de not_active Expired - Fee Related
- 1990-07-03 FI FI903344A patent/FI97135C/sv not_active IP Right Cessation
- 1990-07-03 US US07/547,132 patent/US5072007A/en not_active Expired - Fee Related
- 1990-07-03 KR KR1019900010005A patent/KR920008619B1/ko not_active IP Right Cessation
- 1990-07-03 HU HU904073A patent/HU208688B/hu not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0406758A1 (en) | 1991-01-09 |
ES2064540T3 (es) | 1995-02-01 |
JPH0338584A (ja) | 1991-02-19 |
CA2020232A1 (en) | 1991-01-04 |
FI903344A0 (sv) | 1990-07-03 |
DE69013773D1 (de) | 1994-12-08 |
KR910002829A (ko) | 1991-02-26 |
ATE113593T1 (de) | 1994-11-15 |
US5072007A (en) | 1991-12-10 |
CA2020232C (en) | 1996-11-19 |
EP0406758B1 (en) | 1994-11-02 |
EP0581332A1 (en) | 1994-02-02 |
FI97135C (sv) | 1996-10-25 |
DE69013773T2 (de) | 1995-04-13 |
JP2974327B2 (ja) | 1999-11-10 |
HUT54134A (en) | 1991-01-28 |
HU208688B (en) | 1993-12-28 |
HU904073D0 (en) | 1990-12-28 |
KR920008619B1 (ko) | 1992-10-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
TC | Name/ company changed in patent |
Owner name: MITSUI CHEMICALS, INC. |
|
MM | Patent lapsed |
Owner name: MITSUI CHEMICALS, INC. |