GB994300A - A process for the production of aldehydes - Google Patents

A process for the production of aldehydes

Info

Publication number
GB994300A
GB994300A GB19071/64A GB1907164A GB994300A GB 994300 A GB994300 A GB 994300A GB 19071/64 A GB19071/64 A GB 19071/64A GB 1907164 A GB1907164 A GB 1907164A GB 994300 A GB994300 A GB 994300A
Authority
GB
United Kingdom
Prior art keywords
aldehydes
production
lead
phenylhydrazone
semicarbazone
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.)
Expired
Application number
GB19071/64A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ajinomoto Co Inc
Original Assignee
Ajinomoto Co Inc
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.)
Filing date
Publication date
Application filed by Ajinomoto Co Inc filed Critical Ajinomoto Co Inc
Publication of GB994300A publication Critical patent/GB994300A/en
Expired legal-status Critical Current

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)

Abstract

Aldehydes are produced by hydrogenating nitriles in presence of a nickel catalyst and in presence of lead or lead ions in an aqueous acid medium at a hydrogen pressure below 70 kg/cm.2 and 5-50 DEG C. In examples, most products were isolated as the phenylhydrazone or semicarbazone.
GB19071/64A 1963-05-17 1964-05-07 A process for the production of aldehydes Expired GB994300A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2444663 1963-05-17

Publications (1)

Publication Number Publication Date
GB994300A true GB994300A (en) 1965-06-02

Family

ID=26361916

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19071/64A Expired GB994300A (en) 1963-05-17 1964-05-07 A process for the production of aldehydes

Country Status (6)

Country Link
US (1) US3419551A (en)
CH (1) CH425750A (en)
DE (1) DE1227883B (en)
FR (1) FR1391609A (en)
GB (1) GB994300A (en)
NL (1) NL6405282A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928746A1 (en) * 1979-07-17 1981-02-05 Bayer Ag METHOD FOR PRODUCING PYRIDINE-4-ALDEHYDE-PHENYLHYDRAZONES
DE3043259A1 (en) * 1980-11-15 1982-06-03 Degussa Ag, 6000 Frankfurt METHOD FOR PRODUCING TRYPTOPHANE HYDANTOIN
DE10237196A1 (en) * 2002-08-14 2004-02-26 Bayer Ag Catalytic reduction of nitriles to aldehydes

Also Published As

Publication number Publication date
FR1391609A (en) 1965-03-05
US3419551A (en) 1968-12-31
DE1227883B (en) 1966-11-03
NL6405282A (en) 1964-11-18
CH425750A (en) 1966-12-15

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