FR2413350A1 - Procede pour l'ouverture des cycles pyranniques - Google Patents
Procede pour l'ouverture des cycles pyranniquesInfo
- Publication number
- FR2413350A1 FR2413350A1 FR7834655A FR7834655A FR2413350A1 FR 2413350 A1 FR2413350 A1 FR 2413350A1 FR 7834655 A FR7834655 A FR 7834655A FR 7834655 A FR7834655 A FR 7834655A FR 2413350 A1 FR2413350 A1 FR 2413350A1
- Authority
- FR
- France
- Prior art keywords
- pyrannic
- opening
- cycles
- procedure
- pyranne
- 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
- 238000000034 method Methods 0.000 title abstract 3
- 229910052736 halogen Inorganic materials 0.000 abstract 2
- 150000002367 halogens Chemical class 0.000 abstract 2
- 238000001311 chemical methods and process Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
- C07C45/60—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in six-membered rings
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19008/78A IT1092952B (it) | 1978-01-03 | 1978-01-03 | Metodo per l'apertura di anelli piranici |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2413350A1 true FR2413350A1 (fr) | 1979-07-27 |
FR2413350B1 FR2413350B1 (en, 2012) | 1983-08-26 |
Family
ID=11153804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7834655A Granted FR2413350A1 (fr) | 1978-01-03 | 1978-12-08 | Procede pour l'ouverture des cycles pyranniques |
Country Status (15)
Country | Link |
---|---|
US (1) | US4226810A (en, 2012) |
JP (1) | JPS5495506A (en, 2012) |
BE (1) | BE872723A (en, 2012) |
CA (1) | CA1102350A (en, 2012) |
CS (1) | CS209508B2 (en, 2012) |
DE (1) | DE2852587C3 (en, 2012) |
DK (1) | DK528878A (en, 2012) |
ES (1) | ES476841A1 (en, 2012) |
FR (1) | FR2413350A1 (en, 2012) |
GB (1) | GB2013176B (en, 2012) |
IT (1) | IT1092952B (en, 2012) |
NL (1) | NL7811919A (en, 2012) |
NO (1) | NO147832C (en, 2012) |
SE (1) | SE7900024L (en, 2012) |
ZA (1) | ZA7923B (en, 2012) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4898988A (en) * | 1989-03-13 | 1990-02-06 | W. R. Grace & Co.-Conn. | Process for the preparation of β-hydroxyketones |
CN110845312A (zh) * | 2019-11-27 | 2020-02-28 | 万华化学集团股份有限公司 | 一种制备甲基庚烯酮的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3597484A (en) * | 1967-03-06 | 1971-08-03 | Basf Ag | Production of olefinically unsaturated oxo compounds |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3009959A (en) * | 1961-11-21 | Figure i | ||
US3255258A (en) * | 1966-06-07 | Isomerization of alkylene oxides | ||
US2624764A (en) * | 1949-12-27 | 1953-01-06 | Monsanto Chemicals | Preparation of keto aldehydes |
US3686321A (en) * | 1971-01-18 | 1972-08-22 | Basf Ag | Production of 2-methylhept-1-en-6-one |
US3864403A (en) * | 1973-08-10 | 1975-02-04 | Hoffmann La Roche | Preparation of 6-methyl-5-hepten-2-one |
-
1978
- 1978-01-03 IT IT19008/78A patent/IT1092952B/it active
- 1978-11-27 DK DK528878A patent/DK528878A/da not_active Application Discontinuation
- 1978-11-28 NO NO783994A patent/NO147832C/no unknown
- 1978-11-28 US US05/964,137 patent/US4226810A/en not_active Expired - Lifetime
- 1978-12-01 JP JP14797278A patent/JPS5495506A/ja active Pending
- 1978-12-04 CA CA317,312A patent/CA1102350A/en not_active Expired
- 1978-12-04 GB GB7847054A patent/GB2013176B/en not_active Expired
- 1978-12-05 DE DE2852587A patent/DE2852587C3/de not_active Expired
- 1978-12-06 NL NL7811919A patent/NL7811919A/xx not_active Application Discontinuation
- 1978-12-08 FR FR7834655A patent/FR2413350A1/fr active Granted
- 1978-12-12 CS CS788244A patent/CS209508B2/cs unknown
- 1978-12-13 BE BE192284A patent/BE872723A/xx not_active IP Right Cessation
- 1978-12-29 ES ES476841A patent/ES476841A1/es not_active Expired
-
1979
- 1979-01-02 SE SE7900024A patent/SE7900024L/xx unknown
- 1979-01-03 ZA ZA7923A patent/ZA7923B/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3597484A (en) * | 1967-03-06 | 1971-08-03 | Basf Ag | Production of olefinically unsaturated oxo compounds |
Also Published As
Publication number | Publication date |
---|---|
DE2852587A1 (de) | 1979-07-05 |
NO783994L (no) | 1979-07-04 |
NO147832B (no) | 1983-03-14 |
CA1102350A (en) | 1981-06-02 |
IT1092952B (it) | 1985-07-12 |
DK528878A (da) | 1979-07-04 |
JPS5495506A (en) | 1979-07-28 |
SE7900024L (sv) | 1979-07-04 |
ZA7923B (en) | 1980-01-30 |
NO147832C (no) | 1983-06-29 |
IT7819008A0 (it) | 1978-01-03 |
DE2852587B2 (de) | 1980-12-18 |
GB2013176B (en) | 1982-10-06 |
US4226810A (en) | 1980-10-07 |
CS209508B2 (en) | 1981-12-31 |
ES476841A1 (es) | 1979-06-16 |
GB2013176A (en) | 1979-08-08 |
NL7811919A (nl) | 1979-07-05 |
BE872723A (fr) | 1979-06-13 |
DE2852587C3 (de) | 1981-10-29 |
FR2413350B1 (en, 2012) | 1983-08-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE755823A (fr) | Procede pour la separation de gaz acides a partir de melanges gazeux chauds contenant de la vapeur d'eau | |
KR840000528A (ko) | 비스-트리아졸 유도체의 제조방법 | |
RO83836A (ro) | Procedeu pentru obtinerea unor compusi cu grupa izocianurice | |
EP0191507A3 (en) | New 2-oxyimino-3-oxobutyric acid derivatives and process for preparation thereof | |
DE3166130D1 (en) | Process for conjugating polyunsaturated fatty acids or fatty acid mixtures | |
RO81114B (ro) | Procedeu de preparare a unor 4-desacetilvincalencoblastin-c3-carboxihidracide | |
RO78225A (ro) | Procedeu pentru prepararea unor 3,4-dihidro-3-oxo-2-chinoxaline | |
FR2413350A1 (fr) | Procede pour l'ouverture des cycles pyranniques | |
FR2309491A1 (fr) | Procede pour la preparation de dispersions de fibres minerales, contenant des silicates synthetiques, dans de l'eau | |
FR1171464A (fr) | Procédé de préparation de composés perhydratés contenant de l'eau de cristallisation | |
RO77772A (ro) | Procedeu pentru prepararea unor derivati de acizi 2,2-dimetilcicloropancarboxilici | |
PT68306A (fr) | Procede pour la preparation d'une composition pharmaceutique contenant des nouvaux composes organiques | |
BE862454A (fr) | Procede pour ameliorer la mouillabilite a l'eau des polyolefines | |
BE877195A (fr) | Procede pour l'elimination selective des impuretes | |
BE877529A (fr) | Machine pour le traitement, au moyen d'agents gazeux, de produits de carton contenant de la liprocellulose | |
FR2303847A1 (fr) | Procede pour la transformation de boues ou de boulettes de noir de fumee contenant de l'eau en un produit riche en carbone ne comportant que de faibles quantites de cendres, azote et soufre | |
PT65264A (fr) | Procede pour la preparation d'une composition pharmaceutique contenant des composes organiques | |
OA06258A (fr) | Procédé de préparation de nouveaux dérivés acétyléniques de l'androst-4-ène. | |
BE882626A (fr) | Procede de preparation d'alkoxy alanates de metaux alcalino-terreux | |
FR2307818A1 (fr) | Procede pour recueillir de l'urokinase a partir d'une solution contenant cette substance | |
NO812813L (no) | Fremgangsmaate for fremstilling av cimetidin. | |
FR2446841A1 (fr) | Procede de preparation de 1a,3b-dihydroxy-d5-steroides | |
FR2502608B1 (fr) | Procede de production de l'anhydride arsenieux a partir d'une substance contenant du sulfure d'arsenic | |
FR2426072A1 (fr) | Procede pour la preparation de colorants de cuve | |
FR2415127A1 (fr) | Procede pour la preparation de colorants pour cuve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |