RO84689B1 - Procedeu de preparare a acidului 4-(n-metil n-tosil)aminobenzoic si a esterului etilic al acestuia - Google Patents

Procedeu de preparare a acidului 4-(n-metil n-tosil)aminobenzoic si a esterului etilic al acestuia

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Publication number
RO84689B1
RO84689B1 RO106699A RO10669982A RO84689B1 RO 84689 B1 RO84689 B1 RO 84689B1 RO 106699 A RO106699 A RO 106699A RO 10669982 A RO10669982 A RO 10669982A RO 84689 B1 RO84689 B1 RO 84689B1
Authority
RO
Romania
Prior art keywords
methyl
aminobenzoic acid
tosyle
preparing
ethylic ester
Prior art date
Application number
RO106699A
Other languages
English (en)
Other versions
RO84689A2 (ro
Inventor
Dumitru Ionescu
Mariela-Luminita Haulica
Dinu Anton Zenide
Original Assignee
Dumitru Ionescu
Mariela-Luminita Haulica
Dinu Anton Zenide
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 Dumitru Ionescu, Mariela-Luminita Haulica, Dinu Anton Zenide filed Critical Dumitru Ionescu
Priority to RO106699A priority Critical patent/RO84689B1/ro
Publication of RO84689A2 publication Critical patent/RO84689A2/ro
Publication of RO84689B1 publication Critical patent/RO84689B1/ro

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Inventia se refera la un procedeu de preparare a unor N-metilsulfonamide de exemplu a acidului 4-(N-metil, N-tosil)aminobenzoic si a esterului etilic al acestuia prin metilarea sarurilor alcaline ale sulfonamidelor respective cu halogenuri de metil sau dimetilsulfonat în care reactia are loc în absenta de solvent la temperaturi cuprinse între 20 si 350 degree C si sub agitare timp de 30 min eventual în prezenta unor saruri cuaternare de amoniu drept catalizator ce au formula generala (vezi form. in desc.) unde x este clor sau brom.
RO106699A 1982-02-22 1982-02-22 Procedeu de preparare a acidului 4-(n-metil n-tosil)aminobenzoic si a esterului etilic al acestuia RO84689B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO106699A RO84689B1 (ro) 1982-02-22 1982-02-22 Procedeu de preparare a acidului 4-(n-metil n-tosil)aminobenzoic si a esterului etilic al acestuia

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO106699A RO84689B1 (ro) 1982-02-22 1982-02-22 Procedeu de preparare a acidului 4-(n-metil n-tosil)aminobenzoic si a esterului etilic al acestuia

Publications (2)

Publication Number Publication Date
RO84689A2 RO84689A2 (ro) 1984-07-17
RO84689B1 true RO84689B1 (ro) 1984-09-30

Family

ID=20111146

Family Applications (1)

Application Number Title Priority Date Filing Date
RO106699A RO84689B1 (ro) 1982-02-22 1982-02-22 Procedeu de preparare a acidului 4-(n-metil n-tosil)aminobenzoic si a esterului etilic al acestuia

Country Status (1)

Country Link
RO (1) RO84689B1 (ro)

Also Published As

Publication number Publication date
RO84689A2 (ro) 1984-07-17

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