GB1191824A - The production of Alpha-Picoline and Gamma-Picoline - Google Patents

The production of Alpha-Picoline and Gamma-Picoline

Info

Publication number
GB1191824A
GB1191824A GB2966767A GB2966767A GB1191824A GB 1191824 A GB1191824 A GB 1191824A GB 2966767 A GB2966767 A GB 2966767A GB 2966767 A GB2966767 A GB 2966767A GB 1191824 A GB1191824 A GB 1191824A
Authority
GB
United Kingdom
Prior art keywords
picoline
gamma
alpha
production
fluorinated
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
GB2966767A
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Edison SpA
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 Montedison SpA, Montecatini Edison SpA filed Critical Montedison SpA
Publication of GB1191824A publication Critical patent/GB1191824A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
    • C07D213/08—Preparation by ring-closure
    • C07D213/09—Preparation by ring-closure involving the use of ammonia, amines, amine salts, or nitriles
    • C07D213/10—Preparation by ring-closure involving the use of ammonia, amines, amine salts, or nitriles from acetaldehyde or cyclic polymers thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)

Abstract

1,191,824. Picolines. MONTECATINI EDISON S.p.A. 27 June, 1967 [1 July, 1966], No. 29667/67. Heading C2C. α-Picoline and γ-picoline are made by passing a gaseous mixture of acetaldehyde and/or paraldehyde and ammonia over a catalyst comprising a fluorinated SiO 2 , a fluorinated Al 2 O 3 or mixture thereof. Reaction temperature may be 400‹ C., reaction time 6 hours and by-products include pyridine and 2-methyl 5-ethyl-pyridine.
GB2966767A 1966-07-01 1967-06-27 The production of Alpha-Picoline and Gamma-Picoline Expired GB1191824A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1516166 1966-07-01

Publications (1)

Publication Number Publication Date
GB1191824A true GB1191824A (en) 1970-05-13

Family

ID=11146851

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2966767A Expired GB1191824A (en) 1966-07-01 1967-06-27 The production of Alpha-Picoline and Gamma-Picoline

Country Status (1)

Country Link
GB (1) GB1191824A (en)

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees