CN100443456C - 一种高纯度3,4-二甲基苯甲醛的制备方法 - Google Patents
一种高纯度3,4-二甲基苯甲醛的制备方法 Download PDFInfo
- Publication number
- CN100443456C CN100443456C CNB2006100855683A CN200610085568A CN100443456C CN 100443456 C CN100443456 C CN 100443456C CN B2006100855683 A CNB2006100855683 A CN B2006100855683A CN 200610085568 A CN200610085568 A CN 200610085568A CN 100443456 C CN100443456 C CN 100443456C
- Authority
- CN
- China
- Prior art keywords
- reaction
- bottle
- flask
- reactant
- dimethylbenzaldehyde
- 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.)
- Active
Links
Images
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100855683A CN100443456C (zh) | 2006-06-23 | 2006-06-23 | 一种高纯度3,4-二甲基苯甲醛的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100855683A CN100443456C (zh) | 2006-06-23 | 2006-06-23 | 一种高纯度3,4-二甲基苯甲醛的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1865211A CN1865211A (zh) | 2006-11-22 |
CN100443456C true CN100443456C (zh) | 2008-12-17 |
Family
ID=37424381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100855683A Active CN100443456C (zh) | 2006-06-23 | 2006-06-23 | 一种高纯度3,4-二甲基苯甲醛的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100443456C (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2014233738B2 (en) * | 2013-03-15 | 2018-06-14 | W.R. Grace & Co.-Conn. | Production of para-propylbenzaldehyde |
CN109164199A (zh) * | 2018-09-13 | 2019-01-08 | 淄博润源化工有限公司 | 3,4-二甲基苯甲醛含量及杂质测定方法 |
CN109369358B (zh) * | 2018-12-26 | 2021-12-14 | 浙江本立科技股份有限公司 | 3,4-二甲基苯甲醛的环保合成方法 |
CN109704941A (zh) * | 2019-01-24 | 2019-05-03 | 淄博润源化工有限公司 | 3,4-二甲基苯甲醛的制备方法 |
CN112679326B (zh) * | 2020-12-30 | 2022-11-22 | 锦州三丰科技有限公司 | 一种3,4-二甲氧基苯甲醛的制备方法 |
CN114315852B (zh) * | 2022-01-18 | 2024-03-12 | 营口风光新材料股份有限公司 | 一种零副产制备3,4-二甲基亚苄基山梨醇的方法 |
CN114315853B (zh) * | 2022-01-18 | 2023-10-13 | 营口风光新材料股份有限公司 | 一种3,4-二甲基亚苄基山梨醇的制备方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2413892A1 (de) * | 1974-03-22 | 1975-10-02 | Bayer Ag | Verfahren zur herstellung von 4phenyl-benzaldehyd |
US4195040A (en) * | 1979-01-08 | 1980-03-25 | E. I. Du Pont De Nemours And Company | Process for preparing a methyl-substituted benzaldehyde |
US5395978A (en) * | 1992-11-20 | 1995-03-07 | Hoechst Aktiengesellschaft | Process for selective preparation of hydroxybenzaldehydes |
WO2000015594A1 (en) * | 1998-09-10 | 2000-03-23 | Exxon Chemical Patents Inc. | Process for making aromatic aldehydes using ionic liquids |
US6080892A (en) * | 1999-03-16 | 2000-06-27 | Milliken & Company | Method of producing substituted benzaldehydes with catalytic amounts of acid |
CN1273230A (zh) * | 1999-03-16 | 2000-11-15 | 米利肯公司 | 二烷基和三烷基取代苯甲醛的制备方法 |
CN1345715A (zh) * | 2000-09-28 | 2002-04-24 | 株式会社日本触媒 | 2,4,5-三烷基苯甲醛的生产方法 |
CN1449368A (zh) * | 2000-09-01 | 2003-10-15 | 美利肯公司 | 制备氟化和氯化苯甲醛及其组合物的方法 |
CN1583702A (zh) * | 2003-08-19 | 2005-02-23 | 中国科学院兰州化学物理研究所 | 苯甲醛的制备方法 |
-
2006
- 2006-06-23 CN CNB2006100855683A patent/CN100443456C/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2413892A1 (de) * | 1974-03-22 | 1975-10-02 | Bayer Ag | Verfahren zur herstellung von 4phenyl-benzaldehyd |
US4195040A (en) * | 1979-01-08 | 1980-03-25 | E. I. Du Pont De Nemours And Company | Process for preparing a methyl-substituted benzaldehyde |
US5395978A (en) * | 1992-11-20 | 1995-03-07 | Hoechst Aktiengesellschaft | Process for selective preparation of hydroxybenzaldehydes |
WO2000015594A1 (en) * | 1998-09-10 | 2000-03-23 | Exxon Chemical Patents Inc. | Process for making aromatic aldehydes using ionic liquids |
US6080892A (en) * | 1999-03-16 | 2000-06-27 | Milliken & Company | Method of producing substituted benzaldehydes with catalytic amounts of acid |
CN1273230A (zh) * | 1999-03-16 | 2000-11-15 | 米利肯公司 | 二烷基和三烷基取代苯甲醛的制备方法 |
CN1449368A (zh) * | 2000-09-01 | 2003-10-15 | 美利肯公司 | 制备氟化和氯化苯甲醛及其组合物的方法 |
CN1345715A (zh) * | 2000-09-28 | 2002-04-24 | 株式会社日本触媒 | 2,4,5-三烷基苯甲醛的生产方法 |
CN1583702A (zh) * | 2003-08-19 | 2005-02-23 | 中国科学院兰州化学物理研究所 | 苯甲醛的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1865211A (zh) | 2006-11-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100443456C (zh) | 一种高纯度3,4-二甲基苯甲醛的制备方法 | |
Earle et al. | Metal bis {(trifluoromethyl) sulfonyl} amide complexes: highly efficient Friedel–Crafts acylation catalysts | |
CN102482180B (zh) | 1,1,3-三氯-1-丙烯的制造方法 | |
US20080167504A1 (en) | Diarylphenoxy Aluminum Compounds | |
US8940946B2 (en) | Method for producing high-purity 1,5-pentanediol | |
CN102958899A (zh) | 羧酸与乙酸乙烯酯的半连续乙烯基转移方法 | |
CN103249704B (zh) | 制备酮、尤其大环酮的方法 | |
KR20140130747A (ko) | 루테늄을 함유하는 폐촉매제를 이용하여 고형의 루테늄 니트로실 니트레이트를 제조하는 방법 | |
CN101774953A (zh) | 一种取代二苯硫醚的制备方法 | |
CN108002976B (zh) | 一种1-氟-2-溴-3-碘苯的制备方法 | |
JPS5814418B2 (ja) | 塩化ベンゾイルの製造法 | |
KR930010405B1 (ko) | α-(3-(1-페닐에테닐)페닐)프로피온알데히드 | |
CN101070278A (zh) | 1-苯基-3-(3-三氟甲基苯基)-2-丙酮的制备方法 | |
CN1193314A (zh) | 2-卤甲基苯乙酸酯类的制造方法 | |
CN107641067B (zh) | 一种邻二酮的α位溴化方法 | |
CN107866284B (zh) | 甲苯选择性羰基化催化剂 | |
CN113292399B (zh) | 一种四氟苯菊酯中间体的合成方法 | |
CN107866283B (zh) | 用于对甲基苯甲醛合成的催化剂 | |
Makabe et al. | Hydrogen Transfer Hydrozirconation of Alkenes with iBuZrCp2Cl Catalyzed by Lewis‐Acidic Metal Compounds Containing Al, Zn, Si, Ag, and Pd | |
CN101035750B (zh) | 羟基化合物的制造方法 | |
US4740627A (en) | Synthesis of E,Z-11-tetradecen-1-al | |
Gilman et al. | Organolead Compounds Containing Alcoholic Hydroxyl, Carboxyl and Dialkylamino Groups | |
US20140187803A1 (en) | Method for the Preparation of Palladium(I) Tri-Tert-Butylphosphine Bromide Dimer and Process for its Use in Isomerization Reactions | |
CN102321054B (zh) | 四氢呋喃-3-酮类化合物的制备方法 | |
CN101020645A (zh) | 己酸二乙氨基乙醇酯的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changzhou Synergetica Ltd. Assignor: Jiangsu Polytechnic University Contract fulfillment period: 2008.12.21 to 2014.12.20 contract change Contract record no.: 2009320000061 Denomination of invention: High purity 3,4-dimethyl benzaldehyde preparation method Granted publication date: 20081217 License type: Exclusive license Record date: 2009.2.3 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.12.21 TO 2014.12.20; CHANGE OF CONTRACT Name of requester: CHANGZHOU SHENGJIE CHEMICAL INDUSTRY CO., LTD. Effective date: 20090203 |
|
ASS | Succession or assignment of patent right |
Owner name: LIYANG CHANGDA TECHNOLOGY TRANSFER CENTER CO., LTD Free format text: FORMER OWNER: JIANGSU POLYTECHNIC UNIVERSITY Effective date: 20141204 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213016 CHANGZHOU, JIANGSU PROVINCE TO: 213311 CHANGZHOU, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141204 Address after: Daitou town of Liyang City Ferry Street 213311 Jiangsu city of Changzhou province 8-2 No. 7 Patentee after: Liyang Chang Technology Transfer Center Co., Ltd. Address before: 213016 Department of science and technology, Jiangsu Polytechnic University, Baiyun Road, Jiangsu, Changzhou Patentee before: Jiangsu Polytechnic University |