MX172209B - Metodo para purificar pentacloronitrobenceno - Google Patents

Metodo para purificar pentacloronitrobenceno

Info

Publication number
MX172209B
MX172209B MX024904A MX2490491A MX172209B MX 172209 B MX172209 B MX 172209B MX 024904 A MX024904 A MX 024904A MX 2490491 A MX2490491 A MX 2490491A MX 172209 B MX172209 B MX 172209B
Authority
MX
Mexico
Prior art keywords
pentachloronitrobenzene
purifying
crude
chloronitrobenzene
distill
Prior art date
Application number
MX024904A
Other languages
English (en)
Inventor
Hiroshi Maeda
Mitsumasa Umemoto
Ryuichi Mita
Yoshitsugu Kono
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of MX172209B publication Critical patent/MX172209B/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10—Vacuum distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/23—Methanol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

La presente invención se refiere a un metodo para la purificación de pentacloronitrobenceno, para producir un pentacloronitrobenceno altamente purificado, caracterizado porque comprende tratar el pentacloronitrobenceno crudo que contiene hexaclorobenceno en estado fundido o en una solución de mezcla de nitrobenceno o cloronitrobenceno con una substancia básica inorgánica y luego destilar el pentacloronitrobenceno crudo así tratado bajo prensión reducida.
MX024904A 1990-03-16 1991-03-14 Metodo para purificar pentacloronitrobenceno MX172209B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2063961A JP2780122B2 (ja) 1990-03-16 1990-03-16 ペンタクロロニトロベンゼンの精製方法

Publications (1)

Publication Number Publication Date
MX172209B true MX172209B (es) 1993-12-07

Family

ID=13244415

Family Applications (1)

Application Number Title Priority Date Filing Date
MX024904A MX172209B (es) 1990-03-16 1991-03-14 Metodo para purificar pentacloronitrobenceno

Country Status (3)

Country Link
US (1) US5104491A (es)
JP (1) JP2780122B2 (es)
MX (1) MX172209B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1295206C (zh) * 2004-01-16 2007-01-17 太原理工大学 制备高纯度五氯硝基苯的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660248A (en) * 1969-03-06 1972-05-02 Lummus Co Neutralization and drying of halogenated and alkylated hydrocarbons
BE792289A (fr) * 1971-12-06 1973-06-05 Stauffer Chemical Co Procede de purification de composes organiques chlores
US4147732A (en) * 1978-02-27 1979-04-03 Olin Corporation Process for producing pentachloro-nitrobenzene
US4461918A (en) * 1982-11-26 1984-07-24 Uniroyal, Inc. Process for producing pentachloronitrobenzene from hexachlorobenzene
JPS62230752A (ja) * 1986-03-31 1987-10-09 Mitsui Toatsu Chem Inc 高純度ペンタクロロニトロベンゼンの取得方法
JPS6317849A (ja) * 1986-07-11 1988-01-25 Mitsui Toatsu Chem Inc 高純度ペンタクロロニトロベンゼンの取得方法
US4842696A (en) * 1987-10-08 1989-06-27 Quimica Organica De Mexico, S.A. De C.Y. Purification of pentachloronitrobenzene by distillation

Also Published As

Publication number Publication date
US5104491A (en) 1992-04-14
JP2780122B2 (ja) 1998-07-30
JPH03271260A (ja) 1991-12-03

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