NO179100C - Fremgangsmåte for fremstilling av trifluoracetaldehyd - Google Patents
Fremgangsmåte for fremstilling av trifluoracetaldehydInfo
- Publication number
- NO179100C NO179100C NO921994A NO921994A NO179100C NO 179100 C NO179100 C NO 179100C NO 921994 A NO921994 A NO 921994A NO 921994 A NO921994 A NO 921994A NO 179100 C NO179100 C NO 179100C
- Authority
- NO
- Norway
- Prior art keywords
- trifluoroacetaldehyde
- hydrate
- hemiacetal
- preparation
- ester
- Prior art date
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
- C07C45/51—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
- C07C45/515—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 an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
- C07C47/06—Acetaldehyde
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/34—Halogenated alcohols
- C07C31/40—Halogenated alcohols perhalogenated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
- C07C43/317—Compounds having groups having groups, X being hydrogen or metal
-
- 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
- C07C45/41—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrogenolysis or reduction of carboxylic groups or functional derivatives thereof
-
- 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
- C07C45/52—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 by dehydration and rearrangement involving two hydroxy groups in the same molecule
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Furan Compounds (AREA)
- Indole Compounds (AREA)
- Glass Compositions (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919110962A GB9110962D0 (en) | 1991-05-21 | 1991-05-21 | Process |
Publications (4)
Publication Number | Publication Date |
---|---|
NO921994D0 NO921994D0 (no) | 1992-05-20 |
NO921994L NO921994L (no) | 1992-11-23 |
NO179100B NO179100B (no) | 1996-04-29 |
NO179100C true NO179100C (no) | 1996-08-07 |
Family
ID=10695354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO921994A NO179100C (no) | 1991-05-21 | 1992-05-20 | Fremgangsmåte for fremstilling av trifluoracetaldehyd |
Country Status (21)
Country | Link |
---|---|
US (1) | US5248832A (fr) |
EP (1) | EP0516311B1 (fr) |
JP (1) | JP3243284B2 (fr) |
KR (1) | KR100235791B1 (fr) |
AT (1) | ATE157958T1 (fr) |
CA (1) | CA2068187C (fr) |
CZ (1) | CZ281785B6 (fr) |
DE (1) | DE69222088T2 (fr) |
DK (1) | DK0516311T3 (fr) |
ES (1) | ES2104831T3 (fr) |
FI (1) | FI104372B (fr) |
GB (2) | GB9110962D0 (fr) |
GR (1) | GR3024874T3 (fr) |
HU (2) | HU214325B (fr) |
IE (1) | IE921404A1 (fr) |
IL (1) | IL101784A (fr) |
NO (1) | NO179100C (fr) |
NZ (1) | NZ242612A (fr) |
RU (1) | RU2056402C1 (fr) |
TW (1) | TW199143B (fr) |
ZA (1) | ZA923282B (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0725807A (ja) * | 1993-07-15 | 1995-01-27 | Kureha Chem Ind Co Ltd | ジクロロアセトアルデヒド水和物をクロラールと併産する方法 |
JP2006257027A (ja) * | 2005-03-17 | 2006-09-28 | Tosoh F-Tech Inc | トリフルオロアセトアルデヒドの水和物および/又はヘミアセタールの製造方法 |
JP4869625B2 (ja) * | 2005-05-12 | 2012-02-08 | 東ソ−・エフテック株式会社 | トリフルオロアセトアルデヒドヘミアセタールの回収方法 |
US9068006B2 (en) | 2010-08-25 | 2015-06-30 | President And Fellows Of Harvard College | Glycated CD59 peptides, their preparation, and uses thereof |
JP6035918B2 (ja) * | 2011-08-03 | 2016-11-30 | セントラル硝子株式会社 | α−フルオロアルデヒド類の製造方法 |
CA2932607A1 (fr) * | 2013-12-03 | 2015-06-11 | President And Fellows Of Harvard College | Procedes et reactifs permettant d'evaluer un diabete gestationnel |
JP6213417B2 (ja) * | 2014-07-30 | 2017-10-18 | セントラル硝子株式会社 | 2,2−ジフルオロアセトアルデヒドの保存安定性の向上方法 |
WO2018195008A1 (fr) | 2017-04-21 | 2018-10-25 | Mellitus, Llc | Procédés et anticorps pour des applications liées au diabète |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2568500A (en) * | 1949-10-06 | 1951-09-18 | Minnesota Mining & Mfg | Fluorocarbon aldehydes and their monohydrates |
US2852569A (en) * | 1954-06-03 | 1958-09-16 | Pennsalt Chemicals Corp | Preparation of perfluoroaldehydes and aldehydrols |
DE1300539B (de) * | 1967-07-22 | 1969-08-07 | Bayer Ag | Verfahren zur Herstellung von 1, 1-Dihydroperfluoralkanolen |
US4211727A (en) * | 1979-03-15 | 1980-07-08 | Shell Oil Company | Reduction of carboxylic acid halides to aldehydes |
JPS59181235A (ja) * | 1983-03-30 | 1984-10-15 | Central Glass Co Ltd | カルボニル化合物の製造方法 |
FR2556339B1 (fr) * | 1983-12-13 | 1986-05-16 | Atochem | Procede catalytique de preparation de trifluoroacetaldehyde |
GB8334566D0 (en) * | 1983-12-29 | 1984-02-01 | Ici Plc | Chemical process |
GB8404225D0 (en) * | 1984-02-17 | 1984-03-21 | Ici Plc | Chemical process |
-
1991
- 1991-05-21 GB GB919110962A patent/GB9110962D0/en active Pending
-
1992
- 1992-04-28 GB GB929209153A patent/GB9209153D0/en active Pending
- 1992-05-05 NZ NZ242612A patent/NZ242612A/en unknown
- 1992-05-05 IL IL10178492A patent/IL101784A/en not_active IP Right Cessation
- 1992-05-06 ZA ZA923282A patent/ZA923282B/xx unknown
- 1992-05-07 CA CA002068187A patent/CA2068187C/fr not_active Expired - Fee Related
- 1992-05-13 FI FI922170A patent/FI104372B/fi not_active IP Right Cessation
- 1992-05-14 KR KR1019920008114A patent/KR100235791B1/ko not_active IP Right Cessation
- 1992-05-14 AT AT92304359T patent/ATE157958T1/de not_active IP Right Cessation
- 1992-05-14 EP EP92304359A patent/EP0516311B1/fr not_active Expired - Lifetime
- 1992-05-14 DK DK92304359.0T patent/DK0516311T3/da active
- 1992-05-14 DE DE69222088T patent/DE69222088T2/de not_active Expired - Fee Related
- 1992-05-14 CZ CS921460A patent/CZ281785B6/cs not_active IP Right Cessation
- 1992-05-14 ES ES92304359T patent/ES2104831T3/es not_active Expired - Lifetime
- 1992-05-15 HU HU9201611A patent/HU214325B/hu not_active IP Right Cessation
- 1992-05-15 TW TW081103792A patent/TW199143B/zh active
- 1992-05-15 RU SU5011608/04A patent/RU2056402C1/ru not_active IP Right Cessation
- 1992-05-15 HU HU9201612A patent/HU212031B/hu not_active IP Right Cessation
- 1992-05-20 NO NO921994A patent/NO179100C/no not_active IP Right Cessation
- 1992-05-20 JP JP12744392A patent/JP3243284B2/ja not_active Expired - Fee Related
- 1992-05-20 US US07/886,116 patent/US5248832A/en not_active Expired - Fee Related
- 1992-07-01 IE IE140492A patent/IE921404A1/en not_active IP Right Cessation
-
1997
- 1997-09-26 GR GR970402520T patent/GR3024874T3/el unknown
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |