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ES2001167A6 - Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquilo - Google Patents

Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquilo

Info

Publication number
ES2001167A6
ES2001167A6 ES8600654A ES8600654A ES2001167A6 ES 2001167 A6 ES2001167 A6 ES 2001167A6 ES 8600654 A ES8600654 A ES 8600654A ES 8600654 A ES8600654 A ES 8600654A ES 2001167 A6 ES2001167 A6 ES 2001167A6
Authority
ES
Spain
Prior art keywords
preparation
dialkoxybenzenecarbamates
alkyl
carboalkoxy
diones
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
ES8600654A
Other languages
English (en)
Inventor
Richard A Conley
Donald L Barton
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.)
Ortho Pharmaceutical Corp
Original Assignee
Ortho Pharmaceutical Corp
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 Ortho Pharmaceutical Corp filed Critical Ortho Pharmaceutical Corp
Publication of ES2001167A6 publication Critical patent/ES2001167A6/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in positions 2 and 4
    • C07D239/96—Two oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/26—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

UN METODO PARA LA PREPARACION DE 2-CARBOXI-3,4-3,4-DIALCOXIBENCENOCARBAMATOS DE ALQUILO. LOS COMPUESTOS DE FORMULA (I) SE OBTIENEN POR REACCION DE UN COMPUESTO DE FORMULA (II) CON UN CARBANATO DE ALQUILO (III) PARA DAR (IV) EL CUAL SE HACE REACCIONAR CON UN REACTIVO ORGANICO DE LITIO Y DESPUES CON CO2 PARA DAR (V) EL CUAL FINALMENTE SE HACE REACCIONAR CON UN AGENTE ESTERIFICANTE. EN ESTOS COMPUESTOS R, R1, R2, R3 Y R4 SON ALQUILO INFERIOR Y R5 ES CLORO, BROMO, OR O OCOOR SIENDO R ALQUILO INFERIOR. ESTOS COMPUESTOS TIENEN UTILIDAD COMO INTERMEDIOS EN LA SINTEIS DE 8-HALO-5,6-DIALCOXIQUINAZOLIN-2,4-DIONAS QUE SON UTILES COMO AGENTES CARDIOTONICOS.
ES8600654A 1985-07-29 1986-07-28 Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquilo Expired ES2001167A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/759,975 US4617417A (en) 1985-07-29 1985-07-29 Alkyl 2-carboalkoxy-3,4-dialkoxybenzenecarbamates and process for their preparation

Publications (1)

Publication Number Publication Date
ES2001167A6 true ES2001167A6 (es) 1988-05-01

Family

ID=25057656

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8600654A Expired ES2001167A6 (es) 1985-07-29 1986-07-28 Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquilo

Country Status (12)

Country Link
US (1) US4617417A (es)
EP (1) EP0210857A1 (es)
JP (1) JPS6253956A (es)
KR (1) KR900003532B1 (es)
AU (1) AU6063086A (es)
DK (1) DK358386A (es)
ES (1) ES2001167A6 (es)
FI (1) FI863085A (es)
GR (1) GR861974B (es)
HU (1) HUT42061A (es)
NO (1) NO863045L (es)
ZA (1) ZA865627B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0775112A1 (en) * 1994-08-05 1997-05-28 Warwick International Group Limited Bleach activators
GB2295314A (en) * 1994-11-23 1996-05-29 Neil Christopher Clark Cot mat

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674882A (en) * 1968-05-17 1972-07-04 Sandoz Ag Dichloro trifluoromethyl phenyl lithium
GR76941B (es) * 1980-11-07 1984-09-04 Sumitomo Chemical Co
US4608385A (en) * 1981-10-29 1986-08-26 Sumitomo Chemical Company, Limited Fungicidal N-phenylcarbamates
US4605668A (en) * 1983-05-17 1986-08-12 Sumitomo Chemical Company, Limited Fungicidal carbamate compounds

Also Published As

Publication number Publication date
NO863045L (no) 1987-01-30
FI863085A0 (fi) 1986-07-28
GR861974B (en) 1986-12-22
FI863085A (fi) 1987-01-30
EP0210857A1 (en) 1987-02-04
DK358386A (da) 1987-01-30
AU6063086A (en) 1987-02-05
JPS6253956A (ja) 1987-03-09
KR870001156A (ko) 1987-03-11
US4617417A (en) 1986-10-14
NO863045D0 (no) 1986-07-28
KR900003532B1 (ko) 1990-05-21
DK358386D0 (da) 1986-07-28
HUT42061A (en) 1987-06-29
ZA865627B (en) 1988-03-30

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