MX9304899A - PROCEDURE TO OBTAIN ISOCYANIC ACID FOR DECOMPOSITION OF DISSTITUTED UREAS IN N, N. - Google Patents

PROCEDURE TO OBTAIN ISOCYANIC ACID FOR DECOMPOSITION OF DISSTITUTED UREAS IN N, N.

Info

Publication number
MX9304899A
MX9304899A MX9304899A MX9304899A MX9304899A MX 9304899 A MX9304899 A MX 9304899A MX 9304899 A MX9304899 A MX 9304899A MX 9304899 A MX9304899 A MX 9304899A MX 9304899 A MX9304899 A MX 9304899A
Authority
MX
Mexico
Prior art keywords
isocyanic acid
procedure
ureas
disstituted
decomposition
Prior art date
Application number
MX9304899A
Other languages
Spanish (es)
Inventor
Gerhard Stern
Kurt Alfred Hackl
Martin Mullner
Erich Schulz
Original Assignee
Chemie Linz Gmbh
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
Priority claimed from AT0163092A external-priority patent/AT398749B/en
Application filed by Chemie Linz Gmbh filed Critical Chemie Linz Gmbh
Publication of MX9304899A publication Critical patent/MX9304899A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/62—Preparation of compounds containing amino groups bound to a carbon skeleton by cleaving carbon-to-nitrogen, sulfur-to-nitrogen, or phosphorus-to-nitrogen bonds, e.g. hydrolysis of amides, N-dealkylation of amines or quaternary ammonium compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/001—Preparation by decomposing nitrogen-containing organic compounds, e.g. molasse waste or urea

Landscapes

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

Abstract

Procedimiento para obtener ácido isociánico, en el que se descomponen ureas disustituidas en N,N a temperaturas superiores a la ambiente, en una amina secundaria, muy poco volátil, en ácido isociánico, que se extrae por la parte superior del equipo empleado.Procedure for obtaining isocyanic acid, in which N, N-substituted ureas are decomposed at temperatures above ambient, in a very low-volatile secondary amine in isocyanic acid, which is extracted by the upper part of the equipment used.

MX9304899A 1992-08-13 1993-08-12 PROCEDURE TO OBTAIN ISOCYANIC ACID FOR DECOMPOSITION OF DISSTITUTED UREAS IN N, N. MX9304899A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0163092A AT398749B (en) 1992-08-13 1992-08-13 METHOD FOR PRODUCING ISOCYANIC ACID BY DEGRADING N, N-DISUBSTITUTED UREAS

Publications (1)

Publication Number Publication Date
MX9304899A true MX9304899A (en) 1994-04-29

Family

ID=3517573

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9304899A MX9304899A (en) 1992-08-13 1993-08-12 PROCEDURE TO OBTAIN ISOCYANIC ACID FOR DECOMPOSITION OF DISSTITUTED UREAS IN N, N.

Country Status (8)

Country Link
KR (1) KR940003928A (en)
AT (1) ATE142988T1 (en)
DE (1) DE59303834D1 (en)
MX (1) MX9304899A (en)
SI (1) SI9300429A (en)
SK (1) SK71793A3 (en)
TW (1) TW278068B (en)
ZA (1) ZA935236B (en)

Also Published As

Publication number Publication date
ATE142988T1 (en) 1996-10-15
DE59303834D1 (en) 1996-10-24
ZA935236B (en) 1994-03-02
SK71793A3 (en) 1994-06-08
SI9300429A (en) 1995-04-30
KR940003928A (en) 1994-03-14
TW278068B (en) 1996-06-11

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