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GB1009042A - Preparation of 3-chlorocaprolactam - Google Patents

Preparation of 3-chlorocaprolactam

Info

Publication number
GB1009042A
GB1009042A GB1210/63A GB121063A GB1009042A GB 1009042 A GB1009042 A GB 1009042A GB 1210/63 A GB1210/63 A GB 1210/63A GB 121063 A GB121063 A GB 121063A GB 1009042 A GB1009042 A GB 1009042A
Authority
GB
United Kingdom
Prior art keywords
chlorocaprolactam
preparation
h2so4
oleum
benzoyl
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
GB1210/63A
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.)
Merck and Co Inc
Original Assignee
Merck and 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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of GB1009042A publication Critical patent/GB1009042A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

3-Chlorocaprolactam is obtained by reacting N - benzoyl - 3 - chlorocaprolactam with sulphuric acid, preferably containing at least 90% H2SO4. Oleum may be used. Specification 844,267 is referred to.
GB1210/63A 1962-01-29 1963-01-10 Preparation of 3-chlorocaprolactam Expired GB1009042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16965562A 1962-01-29 1962-01-29

Publications (1)

Publication Number Publication Date
GB1009042A true GB1009042A (en) 1965-11-03

Family

ID=22616611

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1210/63A Expired GB1009042A (en) 1962-01-29 1963-01-10 Preparation of 3-chlorocaprolactam

Country Status (4)

Country Link
AT (1) AT240346B (en)
BR (1) BR6346467D0 (en)
CH (1) CH411897A (en)
GB (1) GB1009042A (en)

Also Published As

Publication number Publication date
BR6346467D0 (en) 1973-07-10
CH411897A (en) 1966-04-30
AT240346B (en) 1965-05-25

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