CH425750A - Procédé de préparation d'aldéhydes - Google Patents
Procédé de préparation d'aldéhydesInfo
- Publication number
- CH425750A CH425750A CH632364A CH632364A CH425750A CH 425750 A CH425750 A CH 425750A CH 632364 A CH632364 A CH 632364A CH 632364 A CH632364 A CH 632364A CH 425750 A CH425750 A CH 425750A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparing aldehydes
- aldehydes
- preparing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
-
- 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
- C07C45/44—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reduction and hydrolysis of nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/373—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in doubly bound form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/72—Two oxygen atoms, e.g. hydantoin
- C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/72—Two oxygen atoms, e.g. hydantoin
- C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
- C07D233/78—Radicals substituted by oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2444663 | 1963-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH425750A true CH425750A (fr) | 1966-12-15 |
Family
ID=26361916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH632364A CH425750A (fr) | 1963-05-17 | 1964-05-14 | Procédé de préparation d'aldéhydes |
Country Status (6)
Country | Link |
---|---|
US (1) | US3419551A (fr) |
CH (1) | CH425750A (fr) |
DE (1) | DE1227883B (fr) |
FR (1) | FR1391609A (fr) |
GB (1) | GB994300A (fr) |
NL (1) | NL6405282A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2928746A1 (de) * | 1979-07-17 | 1981-02-05 | Bayer Ag | Verfahren zur herstellung von pyridin-4-aldehyd-phenylhydrazonen |
DE3043259A1 (de) * | 1980-11-15 | 1982-06-03 | Degussa Ag, 6000 Frankfurt | Verfahren zur herstellung von tryptophan-hydantoin |
DE10237196A1 (de) * | 2002-08-14 | 2004-02-26 | Bayer Ag | Katalytische Reduktion von Nitrilen zu Aldehyden |
-
1964
- 1964-05-05 FR FR973327A patent/FR1391609A/fr not_active Expired
- 1964-05-07 GB GB19071/64A patent/GB994300A/en not_active Expired
- 1964-05-13 NL NL6405282A patent/NL6405282A/xx unknown
- 1964-05-14 CH CH632364A patent/CH425750A/fr unknown
- 1964-05-16 DE DEA46075A patent/DE1227883B/de active Pending
- 1964-05-18 US US368409A patent/US3419551A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB994300A (en) | 1965-06-02 |
US3419551A (en) | 1968-12-31 |
DE1227883B (de) | 1966-11-03 |
NL6405282A (fr) | 1964-11-18 |
FR1391609A (fr) | 1965-03-05 |
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