ZA974629B - Chemical process. - Google Patents
Chemical process.Info
- Publication number
- ZA974629B ZA974629B ZA9704629A ZA974629A ZA974629B ZA 974629 B ZA974629 B ZA 974629B ZA 9704629 A ZA9704629 A ZA 9704629A ZA 974629 A ZA974629 A ZA 974629A ZA 974629 B ZA974629 B ZA 974629B
- Authority
- ZA
- South Africa
- Prior art keywords
- pct
- date dec
- sec
- acid
- chemical process
- Prior art date
Links
- 238000001311 chemical methods and process Methods 0.000 title 1
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 abstract 1
- RZWGTXHSYZGXKF-UHFFFAOYSA-N 2-(2-methylphenyl)acetic acid Chemical compound CC1=CC=CC=C1CC(O)=O RZWGTXHSYZGXKF-UHFFFAOYSA-N 0.000 abstract 1
- RFYCQJHCAPCSTA-UHFFFAOYSA-N 2-[2-(chloromethyl)phenyl]acetic acid Chemical compound OC(=O)CC1=CC=CC=C1CCl RFYCQJHCAPCSTA-UHFFFAOYSA-N 0.000 abstract 1
- OZAIFHULBGXAKX-VAWYXSNFSA-N AIBN Substances N#CC(C)(C)\N=N\C(C)(C)C#N OZAIFHULBGXAKX-VAWYXSNFSA-N 0.000 abstract 1
- 239000003999 initiator Substances 0.000 abstract 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 abstract 1
- 235000015497 potassium bicarbonate Nutrition 0.000 abstract 1
- 239000011736 potassium bicarbonate Substances 0.000 abstract 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- 238000006798 ring closing metathesis reaction Methods 0.000 abstract 1
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 abstract 1
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
- C07D311/76—Benzo[c]pyrans
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9612623.0A GB9612623D0 (en) | 1996-06-17 | 1996-06-17 | Chemical process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA974629B true ZA974629B (en) | 1997-12-17 |
Family
ID=10795412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA9704629A ZA974629B (en) | 1996-06-17 | 1997-05-27 | Chemical process. |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US6008381A (enExample) |
| EP (1) | EP0906304B1 (enExample) |
| JP (1) | JP3830975B2 (enExample) |
| CN (1) | CN1102590C (enExample) |
| AT (1) | ATE203241T1 (enExample) |
| AU (1) | AU2908697A (enExample) |
| BR (1) | BR9709735A (enExample) |
| DE (1) | DE69705721T2 (enExample) |
| DK (1) | DK0906304T3 (enExample) |
| ES (1) | ES2158561T3 (enExample) |
| GB (1) | GB9612623D0 (enExample) |
| GR (1) | GR3036239T3 (enExample) |
| IL (1) | IL127502A (enExample) |
| IN (1) | IN186158B (enExample) |
| PT (1) | PT906304E (enExample) |
| TW (1) | TW505641B (enExample) |
| WO (1) | WO1997048692A1 (enExample) |
| ZA (1) | ZA974629B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL133288A (en) * | 1997-08-26 | 2003-05-29 | Zeneca Ltd | Process for preparing 3-isochromanone |
| JP3874925B2 (ja) * | 1998-04-22 | 2007-01-31 | イハラケミカル工業株式会社 | クロロメチルフェニル酢酸の製造方法 |
| DE19923548A1 (de) | 1999-05-21 | 2000-11-23 | Clariant Gmbh | Verfahren zur Herstellung von 3-Isochromanonen durch Cyclisierung von o-Chlormethylphenylessigsäuren |
| US6428654B1 (en) | 2000-04-05 | 2002-08-06 | Hercules Incorporated | Fungicidal method |
| GB0125473D0 (en) * | 2001-10-24 | 2001-12-12 | Syngenta Ltd | Chemical process |
| GB0210370D0 (en) * | 2002-05-07 | 2002-06-12 | Syngenta Ltd | Chemical process |
| CN102297924B (zh) * | 2011-06-21 | 2013-10-30 | 上海试四赫维化工有限公司 | 3-异苯并二氢吡喃酮中邻-甲基苯乙酸和2-氯甲基苯乙酸杂质含量的高效液相色谱分析方法 |
| CN109456295B (zh) * | 2018-12-11 | 2022-03-01 | 苏州华道生物药业股份有限公司 | 3-异苯并二氢吡喃酮的微通道法合成工艺 |
| CN109553601B (zh) * | 2019-01-31 | 2020-11-10 | 河南科技大学 | 一种无催化剂法制备5-溴异色满-4-酮的工艺方法 |
| CN112125876A (zh) * | 2020-08-25 | 2020-12-25 | 宁夏思科达生物科技有限公司 | 一种3-异色酮的合成方法 |
| CN115417849B (zh) * | 2022-10-10 | 2023-09-26 | 河南省化工研究所有限责任公司 | 一种催化合成3-异色酮的方法 |
| CN115772147B (zh) * | 2022-12-23 | 2024-03-22 | 长沙钰腾新材料有限公司 | 3-异色酮或其衍生物的合成方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA804045A (en) * | 1969-01-14 | Tenneco Chemicals | Herbicidal compositions and methods | |
| CA802822A (en) * | 1968-12-31 | S. Newcomer Jack | 2,3,6-trichlorophenylacetic acid | |
| US3489784A (en) * | 1967-03-30 | 1970-01-13 | Hoffmann La Roche | (chlorinated alpha,alpha,alpha - trifluoro-m-tolyl)acetonitriles,acetamides and acetic acids |
| BE760968A (en) * | 1970-12-29 | 1971-06-29 | P R B En Neerlandais P R B N V | Opt 2,3-subst phenyl acetic acid and derivpl |
| DE4415681A1 (de) * | 1994-05-04 | 1995-11-16 | Hoechst Ag | Verfahren zur Herstellung von Arylessigsäurederivaten durch Carbonylierung von Arylmethylhalogeniden |
-
1996
- 1996-06-17 GB GBGB9612623.0A patent/GB9612623D0/en active Pending
-
1997
- 1997-05-21 US US09/202,401 patent/US6008381A/en not_active Expired - Lifetime
- 1997-05-21 PT PT97923223T patent/PT906304E/pt unknown
- 1997-05-21 BR BR9709735A patent/BR9709735A/pt not_active IP Right Cessation
- 1997-05-21 AT AT97923223T patent/ATE203241T1/de active
- 1997-05-21 CN CN97195508A patent/CN1102590C/zh not_active Expired - Fee Related
- 1997-05-21 ES ES97923223T patent/ES2158561T3/es not_active Expired - Lifetime
- 1997-05-21 IL IL12750297A patent/IL127502A/en not_active IP Right Cessation
- 1997-05-21 DK DK97923223T patent/DK0906304T3/da active
- 1997-05-21 AU AU29086/97A patent/AU2908697A/en not_active Abandoned
- 1997-05-21 WO PCT/GB1997/001391 patent/WO1997048692A1/en not_active Ceased
- 1997-05-21 JP JP50246598A patent/JP3830975B2/ja not_active Expired - Fee Related
- 1997-05-21 EP EP97923223A patent/EP0906304B1/en not_active Expired - Lifetime
- 1997-05-21 DE DE69705721T patent/DE69705721T2/de not_active Expired - Lifetime
- 1997-05-27 ZA ZA9704629A patent/ZA974629B/xx unknown
- 1997-05-30 TW TW086107409A patent/TW505641B/zh not_active IP Right Cessation
- 1997-06-02 IN IN1461DE1997 patent/IN186158B/en unknown
-
2001
- 2001-07-19 GR GR20010400125T patent/GR3036239T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PT906304E (pt) | 2001-10-31 |
| IL127502A (en) | 2002-03-10 |
| BR9709735A (pt) | 1999-08-10 |
| AU2908697A (en) | 1998-01-07 |
| JP2000512983A (ja) | 2000-10-03 |
| ES2158561T3 (es) | 2001-09-01 |
| DK0906304T3 (da) | 2001-09-24 |
| US6008381A (en) | 1999-12-28 |
| EP0906304A1 (en) | 1999-04-07 |
| CN1102590C (zh) | 2003-03-05 |
| GR3036239T3 (en) | 2001-10-31 |
| JP3830975B2 (ja) | 2006-10-11 |
| IN186158B (enExample) | 2001-06-30 |
| CN1222150A (zh) | 1999-07-07 |
| WO1997048692A1 (en) | 1997-12-24 |
| EP0906304B1 (en) | 2001-07-18 |
| GB9612623D0 (en) | 1996-08-21 |
| IL127502A0 (en) | 1999-10-28 |
| TW505641B (en) | 2002-10-11 |
| ATE203241T1 (de) | 2001-08-15 |
| DE69705721D1 (de) | 2001-08-23 |
| DE69705721T2 (de) | 2002-05-08 |
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