DK303686A - Fremgangsmaade til fremstilling af meldrum's syre - Google Patents

Fremgangsmaade til fremstilling af meldrum's syre Download PDF

Info

Publication number: DK303686A
Authority: DK; Denmark
Prior art keywords: acid; meldrum; preparing; procedure; acetone
Prior art date: 1985-06-26

Application number

DK303686A

Other languages

English (en)

Other versions

DK303686D0 (da

Inventor

Attila G Relenyi

David E Wallick

Jill D Streit

Original Assignee

Dow Chemical Co

Priority date (The priority date 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 date listed.)

1985-06-26

Filing date

1986-06-26

Publication date

1986-12-27

1986-06-26 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1986-06-26 Publication of DK303686D0 publication Critical patent/DK303686D0/da

1986-12-27 Publication of DK303686A publication Critical patent/DK303686A/da

Links

GXHFUVWIGNLZSC-UHFFFAOYSA-N meldrum's acid Chemical compound CC1(C)OC(=O)CC(=O)O1 GXHFUVWIGNLZSC-UHFFFAOYSA-N 0.000 title abstract 2
WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 abstract 3
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 2
OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 2
239000003377 acid catalyst Substances 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
- C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Steroid Compounds (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Static Random-Access Memory (AREA)
Ultra Sonic Daignosis Equipment (AREA)

DK303686A 1985-06-26 1986-06-26 Fremgangsmaade til fremstilling af meldrum's syre DK303686A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/749,145 US4613671A (en)	1985-06-26	1985-06-26	Process for the preparation of Meldrum's acid

Publications (2)

Publication Number	Publication Date
DK303686D0 DK303686D0 (da)	1986-06-26
DK303686A true DK303686A (da)	1986-12-27

Family

ID=25012458

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK303686A DK303686A (da)	1985-06-26	1986-06-26	Fremgangsmaade til fremstilling af meldrum's syre

Country Status (14)

Country	Link
US (1)	US4613671A (da)
EP (1)	EP0206673B1 (da)
JP (1)	JPS624282A (da)
AT (1)	ATE46694T1 (da)
CA (1)	CA1255319A (da)
DE (1)	DE3665863D1 (da)
DK (1)	DK303686A (da)
ES (1)	ES8707517A1 (da)
FI (1)	FI862719A7 (da)
GR (1)	GR861621B (da)
HU (1)	HUT45981A (da)
IL (1)	IL79065A0 (da)
NO (1)	NO862549L (da)
PT (1)	PT82835B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5243053A (en) *	1992-02-26	1993-09-07	Eli Lilly And Company	Methylene meldrum's acid precursors
KR20010045418A (ko) *	1999-11-05	2001-06-05	박종섭	신규한 포토레지스트 단량체, 그의 중합체 및 이를함유하는 포토레지스트 조성물
JP2005343837A (ja) *	2004-06-04	2005-12-15	Fuji Photo Film Co Ltd	１，３−ジオキソラン−４，６−ジオン化合物の製造方法
WO2013079397A1 (en) *	2011-11-30	2013-06-06	Solvay Sa	Fluorinated derivatives of meldrum's acid, a method for the preparation of the same, and their use as a solvent additive
JP6887367B2 (ja)	2017-12-08	2021-06-16	マクセルイズミ株式会社	ロータリー式電気かみそり
CN108864035A (zh) *	2018-06-15	2018-11-23	浙江巨化技术中心有限公司	一种全卤代杂环烷烃的合成方法
CN119039266A (zh) *	2024-08-23	2024-11-29	杭州永太生物医药有限公司	一种麦氏酸的制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4065440A (en) *	1976-08-09	1977-12-27	Standard Oil Company (Indiana)	Malonate ester chain coupling of polyesters
US4496368A (en) *	1983-06-17	1985-01-29	Texaco Inc.	Isopropylidene malonate-N-alkyl alkylenediamine condensation products

1985
- 1985-06-26 US US06/749,145 patent/US4613671A/en not_active Expired - Fee Related
1986
- 1986-06-09 IL IL79065A patent/IL79065A0/xx unknown
- 1986-06-09 CA CA000511081A patent/CA1255319A/en not_active Expired
- 1986-06-12 EP EP86304532A patent/EP0206673B1/en not_active Expired
- 1986-06-12 DE DE8686304532T patent/DE3665863D1/de not_active Expired
- 1986-06-12 AT AT86304532T patent/ATE46694T1/de active
- 1986-06-20 GR GR861621A patent/GR861621B/el unknown
- 1986-06-24 PT PT82835A patent/PT82835B/pt not_active IP Right Cessation
- 1986-06-25 NO NO862549A patent/NO862549L/no unknown
- 1986-06-25 HU HU862660A patent/HUT45981A/hu unknown
- 1986-06-25 ES ES556648A patent/ES8707517A1/es not_active Expired
- 1986-06-25 FI FI862719A patent/FI862719A7/fi not_active Application Discontinuation
- 1986-06-26 JP JP61148346A patent/JPS624282A/ja active Pending
- 1986-06-26 DK DK303686A patent/DK303686A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
GR861621B (en)	1986-10-21
IL79065A0 (en)	1986-09-30
NO862549L (no)	1986-12-29
ATE46694T1 (de)	1989-10-15
DK303686D0 (da)	1986-06-26
ES8707517A1 (es)	1987-08-01
PT82835A (en)	1986-07-01
FI862719A0 (fi)	1986-06-25
FI862719L (fi)	1986-12-27
EP0206673B1 (en)	1989-09-27
FI862719A7 (fi)	1986-12-27
EP0206673A2 (en)	1986-12-30
NO862549D0 (no)	1986-06-25
DE3665863D1 (en)	1989-11-02
US4613671A (en)	1986-09-23
ES556648A0 (es)	1987-08-01
PT82835B (pt)	1988-12-15
JPS624282A (ja)	1987-01-10
HUT45981A (en)	1988-09-28
EP0206673A3 (en)	1987-09-23
CA1255319A (en)	1989-06-06

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Legal Events

Date	Code	Title	Description
1992-02-24	AHB	Application shelved due to non-payment