AR202797A1 - Procedimiento para la preparacion de lactama pura, en particular omega-lactama, por extraccion de la misma de soluciones primarias en un disolvente organico - Google Patents

Procedimiento para la preparacion de lactama pura, en particular omega-lactama, por extraccion de la misma de soluciones primarias en un disolvente organico

Info

Publication number
AR202797A1
AR202797A1 AR248802A AR24880273A AR202797A1 AR 202797 A1 AR202797 A1 AR 202797A1 AR 248802 A AR248802 A AR 248802A AR 24880273 A AR24880273 A AR 24880273A AR 202797 A1 AR202797 A1 AR 202797A1
Authority
AR
Argentina
Prior art keywords
lactam
extraction
procedure
preparation
organic solvent
Prior art date
Application number
AR248802A
Other languages
English (en)
Original Assignee
Snia Viscosa
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 Snia Viscosa filed Critical Snia Viscosa
Application granted granted Critical
Publication of AR202797A1 publication Critical patent/AR202797A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Epoxy Compounds (AREA)
  • Pyrrole Compounds (AREA)
AR248802A 1972-06-28 1973-06-28 Procedimiento para la preparacion de lactama pura, en particular omega-lactama, por extraccion de la misma de soluciones primarias en un disolvente organico AR202797A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26385/72A IT956941B (it) 1972-06-28 1972-06-28 Procedimento per la preparazione di lattame puro da sue soluzioni primarie in solvente organico

Publications (1)

Publication Number Publication Date
AR202797A1 true AR202797A1 (es) 1975-07-24

Family

ID=11219371

Family Applications (1)

Application Number Title Priority Date Filing Date
AR248802A AR202797A1 (es) 1972-06-28 1973-06-28 Procedimiento para la preparacion de lactama pura, en particular omega-lactama, por extraccion de la misma de soluciones primarias en un disolvente organico

Country Status (23)

Country Link
US (1) US3904609A (es)
JP (1) JPS5418272B2 (es)
AR (1) AR202797A1 (es)
AT (1) AT331807B (es)
AU (1) AU5745073A (es)
BE (1) BE801611A (es)
BR (1) BR7304801D0 (es)
CA (1) CA1022550A (es)
CH (1) CH602631A5 (es)
DE (1) DE2332982A1 (es)
ES (1) ES416416A1 (es)
FR (1) FR2190822B1 (es)
GB (1) GB1430949A (es)
IE (1) IE37858B1 (es)
IL (1) IL42682A (es)
IN (1) IN139022B (es)
IT (1) IT956941B (es)
NL (1) NL7309030A (es)
SE (1) SE408175B (es)
SU (1) SU946400A3 (es)
TR (1) TR18357A (es)
YU (1) YU173673A (es)
ZA (1) ZA734341B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013640A (en) * 1974-04-11 1977-03-22 Union Carbide Corporation Process for the recovery of amides
IT1113404B (it) * 1979-02-28 1986-01-20 Snia Viscosa Internazionale brevetti s.r.l.via brentano 2 milano
IT7922250A0 (it) * 1979-04-30 1979-04-30 Milano Snia Viscosa Societa Na Metodo per la purificazione di caprolattame grezzo.
US4328154A (en) * 1980-11-03 1982-05-04 Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.P.A. Process for the purification of raw caprolactam
TWI414508B (zh) 2011-01-17 2013-11-11 China Petrochemical Dev Corp Taipei Taiwan A catalyst composition and a method for preparing an amide using the composition

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2737511A (en) * 1956-03-06 Extraction of lactam
US3145198A (en) * 1964-08-18 piija
FR1095772A (fr) * 1953-03-19 1955-06-06 Stamicarbon Procédé pour épurer des lactames

Also Published As

Publication number Publication date
BE801611A (fr) 1973-12-28
SE408175B (sv) 1979-05-21
IT956941B (it) 1973-10-10
CH602631A5 (es) 1978-07-31
NL7309030A (es) 1974-01-02
US3904609A (en) 1975-09-09
DE2332982A1 (de) 1974-01-10
AT331807B (de) 1976-08-25
YU173673A (en) 1982-02-28
SU946400A3 (ru) 1982-07-23
TR18357A (tr) 1977-01-12
ES416416A1 (es) 1976-03-01
JPS4955684A (es) 1974-05-30
AU5745073A (en) 1975-01-09
IL42682A (en) 1977-01-31
CA1022550A (en) 1977-12-13
JPS5418272B2 (es) 1979-07-06
IN139022B (es) 1976-04-24
IE37858B1 (en) 1977-10-26
IE37858L (en) 1973-12-28
ATA570073A (de) 1975-12-15
BR7304801D0 (pt) 1974-09-05
FR2190822B1 (es) 1977-02-18
FR2190822A1 (es) 1974-02-01
GB1430949A (en) 1976-04-07
IL42682A0 (en) 1973-10-25
ZA734341B (en) 1974-05-29

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