NO20021727L - Fremgangsmåte for fremstilling av 3,4-metylen-dioksy- mandelisk syre - Google Patents
Fremgangsmåte for fremstilling av 3,4-metylen-dioksy- mandelisk syreInfo
- Publication number
- NO20021727L NO20021727L NO20021727A NO20021727A NO20021727L NO 20021727 L NO20021727 L NO 20021727L NO 20021727 A NO20021727 A NO 20021727A NO 20021727 A NO20021727 A NO 20021727A NO 20021727 L NO20021727 L NO 20021727L
- Authority
- NO
- Norway
- Prior art keywords
- dioxymandelic
- methylene
- preparation
- acid
- methylene dioxymandelic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
- C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
- C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
- C07D317/60—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29077499 | 1999-10-13 | ||
JP32611699 | 1999-11-16 | ||
PCT/JP2000/007103 WO2001027100A1 (fr) | 1999-10-13 | 2000-10-13 | Procede de preparation d'acide 3,4-methylenedioxymandelique |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20021727L true NO20021727L (no) | 2002-04-12 |
NO20021727D0 NO20021727D0 (no) | 2002-04-12 |
NO327178B1 NO327178B1 (no) | 2009-05-04 |
Family
ID=26558227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20021727A NO327178B1 (no) | 1999-10-13 | 2002-04-12 | Fremgangsmate for fremstilling av 3,4-metylendioksy-mandelsyre |
Country Status (7)
Country | Link |
---|---|
US (1) | US6603024B1 (no) |
EP (1) | EP1229031B1 (no) |
KR (1) | KR100721598B1 (no) |
CN (1) | CN1220689C (no) |
NO (1) | NO327178B1 (no) |
TW (1) | TWI226888B (no) |
WO (1) | WO2001027100A1 (no) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200819421A (en) * | 2006-10-31 | 2008-05-01 | Univ Nat Chunghsing | The method of synthesizing biphenol A, BPA having di-alkoxyl group by using polycarbonate or its waste |
TW200819420A (en) * | 2006-10-31 | 2008-05-01 | Univ Nat Chunghsing | The alkoxylation method applied to extend phenol compounds to have alkoxy functional group |
CN104151285A (zh) * | 2014-08-14 | 2014-11-19 | 江苏亚泰化工有限公司 | 一种制备3,4-亚甲二氧基杏仁酸的方法 |
GR1008653B (el) * | 2014-12-23 | 2016-01-18 | ΦΑΡΜΑΤΕΝ ΑΝΩΝΥΜΟΣ ΒΙΟΜΗΧΑΝΙΚΗ ΚΑΙ ΕΜΠΟΡΙΚΗ ΕΤΑΙΡΕΙΑ ΦΑΡΜΑΚΕΥΤΙΚΩΝ ΙΑΤΡΙΚΩΝ ΚΑΙ ΚΑΛΛΥΝΤΙΚΩΝ ΠΡΟΪΟΝΤΩΝ με δ.τ. ΦΑΡΜΑΤΕΝ, | Μεθοδος δια την παρασκευη πιπεροναλης |
CN105777705B (zh) * | 2016-04-01 | 2018-09-21 | 福建仁宏医药化工有限公司 | 一种洋茉莉醛中间体合成反应后期处理方法 |
CN105837552A (zh) * | 2016-04-01 | 2016-08-10 | 衢州信步化工科技有限公司 | 一种洋茉莉醛中间体合成反应液的处理方法 |
CN110684008B (zh) * | 2018-07-04 | 2023-01-20 | 天津大学 | 一种乳化工艺合成3,4-亚甲二氧基苯乙醇酸的方法及装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2754490A1 (de) | 1977-12-07 | 1979-06-13 | Haarmann & Reimer Gmbh | Verfahren zur herstellung von 3,4-methylendioxymandelsaeure |
DE2824407A1 (de) | 1978-06-03 | 1979-12-13 | Bayer Ag | Verfahren zur herstellung von arylglyoxylsaeuren |
JPH0859650A (ja) * | 1994-08-12 | 1996-03-05 | Ube Ind Ltd | 3,4−メチレンジオキシマンデル酸の製造方法 |
AU703486B2 (en) * | 1995-12-12 | 1999-03-25 | Merck & Co., Inc. | Process for the preparation of an endothelin antagonist |
-
2000
- 2000-10-04 TW TW089120625A patent/TWI226888B/zh not_active IP Right Cessation
- 2000-10-13 US US10/110,263 patent/US6603024B1/en not_active Expired - Fee Related
- 2000-10-13 CN CNB008142203A patent/CN1220689C/zh not_active Expired - Fee Related
- 2000-10-13 EP EP00966457A patent/EP1229031B1/en not_active Expired - Lifetime
- 2000-10-13 WO PCT/JP2000/007103 patent/WO2001027100A1/ja active IP Right Grant
- 2000-10-13 KR KR1020027004652A patent/KR100721598B1/ko not_active IP Right Cessation
-
2002
- 2002-04-12 NO NO20021727A patent/NO327178B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2001027100A1 (fr) | 2001-04-19 |
EP1229031B1 (en) | 2004-04-28 |
KR20020068520A (ko) | 2002-08-27 |
EP1229031A4 (en) | 2003-04-16 |
NO327178B1 (no) | 2009-05-04 |
CN1220689C (zh) | 2005-09-28 |
EP1229031A1 (en) | 2002-08-07 |
CN1379770A (zh) | 2002-11-13 |
KR100721598B1 (ko) | 2007-05-25 |
TWI226888B (en) | 2005-01-21 |
US6603024B1 (en) | 2003-08-05 |
NO20021727D0 (no) | 2002-04-12 |
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Legal Events
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MM1K | Lapsed by not paying the annual fees |