CN1234383A - 制备二氢柠檬醛的方法 - Google Patents
制备二氢柠檬醛的方法 Download PDFInfo
- Publication number
- CN1234383A CN1234383A CN99104921A CN99104921A CN1234383A CN 1234383 A CN1234383 A CN 1234383A CN 99104921 A CN99104921 A CN 99104921A CN 99104921 A CN99104921 A CN 99104921A CN 1234383 A CN1234383 A CN 1234383A
- Authority
- CN
- China
- Prior art keywords
- acid
- sulphoxide
- solvent
- dihydrocitral
- molybdenum
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/512—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being a free hydroxyl group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Abstract
Description
实验编号 | 反应的DDLL | 以mol.%表示的产率 | 以g表示的产率 | 百分比DHC∶DDLL | ||
DDLL | DHC | DDLL | DHC | |||
2 | 5.87g | 11.54 | 74.19 | 0.72 | 4.63 | 83.88% |
3 | 5.00g | 19.71 | 67.26 | 1.23 | 4.20 | 84.00% |
4 | 5.44g | 12.82 | 71.28 | 0.80 | 4.45 | 81.80% |
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98106299 | 1998-04-07 | ||
EP98106299.5 | 1998-04-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1234383A true CN1234383A (zh) | 1999-11-10 |
CN1166613C CN1166613C (zh) | 2004-09-15 |
Family
ID=8231728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB991049217A Expired - Fee Related CN1166613C (zh) | 1998-04-07 | 1999-04-06 | 制备二氢柠檬醛的方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6191313B1 (zh) |
EP (1) | EP0949237B1 (zh) |
JP (1) | JP4349678B2 (zh) |
KR (1) | KR100665412B1 (zh) |
CN (1) | CN1166613C (zh) |
BR (1) | BR9901084A (zh) |
CA (1) | CA2267832A1 (zh) |
DE (1) | DE59908545D1 (zh) |
DK (1) | DK0949237T3 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116041157B (zh) * | 2022-12-21 | 2024-06-11 | 江苏宏邦化工科技有限公司 | 一种脱氢芳樟醇重排制备柠檬醛的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3920751A (en) * | 1967-11-28 | 1975-11-18 | Rhone Poulenc Sa | Process for the preparation of ethylenic carbonyl compounds |
FR1554805A (zh) | 1967-11-28 | 1969-01-24 | ||
JPS6026378B2 (ja) | 1982-05-24 | 1985-06-24 | 帝人株式会社 | 不飽和アルデヒドの製造法 |
FR2596755B1 (fr) | 1986-04-03 | 1988-05-27 | Rhone Poulenc Sante | Procede de preparation de composes carbonyles ethyleniques |
-
1999
- 1999-03-29 US US09/280,619 patent/US6191313B1/en not_active Expired - Fee Related
- 1999-03-30 EP EP99106506A patent/EP0949237B1/de not_active Expired - Lifetime
- 1999-03-30 DK DK99106506T patent/DK0949237T3/da active
- 1999-03-30 DE DE59908545T patent/DE59908545D1/de not_active Expired - Lifetime
- 1999-03-31 CA CA002267832A patent/CA2267832A1/en not_active Abandoned
- 1999-04-03 KR KR1019990011720A patent/KR100665412B1/ko not_active IP Right Cessation
- 1999-04-06 BR BR9901084-4A patent/BR9901084A/pt not_active Application Discontinuation
- 1999-04-06 CN CNB991049217A patent/CN1166613C/zh not_active Expired - Fee Related
- 1999-04-07 JP JP09953899A patent/JP4349678B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4349678B2 (ja) | 2009-10-21 |
CN1166613C (zh) | 2004-09-15 |
US6191313B1 (en) | 2001-02-20 |
KR19990082918A (ko) | 1999-11-25 |
BR9901084A (pt) | 2000-06-20 |
DK0949237T3 (da) | 2004-06-14 |
EP0949237B1 (de) | 2004-02-18 |
JP2000186057A (ja) | 2000-07-04 |
CA2267832A1 (en) | 1999-10-07 |
DE59908545D1 (de) | 2004-03-25 |
EP0949237A1 (de) | 1999-10-13 |
KR100665412B1 (ko) | 2007-01-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: DSM IP ASSET CO., LTD. Free format text: FORMER OWNER: FUEL HA FUMAN-LALUOQI LTD. Effective date: 20040318 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040318 Address after: Holland Heerlen Applicant after: D Sm I P Assets Limited Address before: Basel Applicant before: F. Hoffmann-La Roche AG |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040915 Termination date: 20180406 |