ES314997A1 - PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS - Google Patents

PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS

Info

Publication number
ES314997A1
ES314997A1 ES0314997A ES314997A ES314997A1 ES 314997 A1 ES314997 A1 ES 314997A1 ES 0314997 A ES0314997 A ES 0314997A ES 314997 A ES314997 A ES 314997A ES 314997 A1 ES314997 A1 ES 314997A1
Authority
ES
Spain
Prior art keywords
formula
alkaline
radical
optionally
group
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
ES0314997A
Other languages
Spanish (es)
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.)
Boehringer Ingelheim Pharma GmbH and Co KG
Original Assignee
Dr Karl Thomae 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
Application filed by Dr Karl Thomae GmbH filed Critical Dr Karl Thomae GmbH
Priority to ES0314997A priority Critical patent/ES314997A1/en
Publication of ES314997A1 publication Critical patent/ES314997A1/en
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procedure for obtaining new dioxolane-2-carboxylic acids of the formula ** (See formula) ** where R1 and R2, which may be the same or different, represent hydrogen or halogen atoms, alkyl or alkoxy radical, R3 represents a hydrogen atom, an alkyl radical, an aryl radical or aralkyl radical, the aromatic rings thereof they may optionally be substituted by halogen atoms, lower alkyl or alkoxy moieties, X represents a group -CH2- or an -OCH2 group, whose oxygen atom is linked to the phenyl moiety and n represents an integer from 0 to 3 , as well as its alkaline or alkaline earth salts, characterized by reacting a diol of the formula ** (See formula) ** wherein R1, R2 and X have the indicated meanings, with a compound of the formula ** (See formula) ** where R3 and n have the meanings indicated above and Y represents a carboxyl, carbalkoxy or nitrile group, or an acetal or ketal thereof, preferably in the presence of a water or alcohol separating medium and preferably at temperatures between 80º and 160º C , and, of forming a compound of the formula ** (See formula) ** where R1, R2, R3, X and n have the meanings given above and Y represents a carbalkoxy or nitrile group, then saponifying it, preferably by alkaline route, and optionally converting the obtained compound of the formula I to a salt optionally into a salt alkaline or alkaline earth. (Machine-translation by Google Translate, not legally binding)
ES0314997A 1965-07-06 1965-07-06 PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS Expired ES314997A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0314997A ES314997A1 (en) 1965-07-06 1965-07-06 PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0314997A ES314997A1 (en) 1965-07-06 1965-07-06 PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS

Publications (1)

Publication Number Publication Date
ES314997A1 true ES314997A1 (en) 1966-02-01

Family

ID=34503846

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0314997A Expired ES314997A1 (en) 1965-07-06 1965-07-06 PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS

Country Status (1)

Country Link
ES (1) ES314997A1 (en)

Similar Documents

Publication Publication Date Title
ES431516A1 (en) Procedure for the preparation of 2- (heterdanilmetilo 5,9-beta-dialcohil-6,7- benzonortanos. (Machine-translation by Google Translate, not legally binding)
ES391299A1 (en) 2-(n-allyl-phenylamino)-imidazolines-(2)and salts thereof
ES320296A1 (en) Procedure for the preparation of new derivatives of indol. (Machine-translation by Google Translate, not legally binding)
SE7710873L (en) NEW 1H-PYRAZOLO (3,4-B) PYRIDINES
GB1111338A (en) Aralkyl substituted resorcinols
ES314997A1 (en) PROCEDURE FOR OBTAINING NEW DIOXOLAN-2-CARBOXYL ACIDS
ES385628A1 (en) Heterocyclyloxymethyl-morpholine or piperazine-derivatives
ES446534A1 (en) Thiaprostaglandins
ES320729A1 (en) Procedure for the synthesis of new derivatives of antranilic acid. (Machine-translation by Google Translate, not legally binding)
ES425216A1 (en) Substituted triazolo-1,5-benzodiazepines
ES326115A1 (en) Procedure for the preparation of new derivatives of tiepine and oxepine. (Machine-translation by Google Translate, not legally binding)
ES328657A1 (en) A PROCEDURE FOR THE OBTAINING OF NEW 1,3-DIOXAN-2-CARBOXYL ACIDS AND ITS ALKALINE SALTS.
ES433132A1 (en) Derivatives of 1-phenoxy-3-aminopropan-2-ol and processes for their preparation
ES449425A1 (en) Aminopyrrole derivatives
ES405646A1 (en) Procedure for the preparation of new acids 4- (4 bifenilil) -4-hydroxy-butirrics, its esteres or lactonas. (Machine-translation by Google Translate, not legally binding)
ES443357A1 (en) 1,4-benzodioxanes their methods of preparation and their application in therapeutics
ES452391A1 (en) PROCEDURE FOR THE PREPARATION OF NEW REPLACED ARILALCOHILAMINS.
ES395530A1 (en) PROCEDURE FOR THE PREPARATION OF NEW DERIVATIVES OF A-ACRYLIC ACID.
ES410855A1 (en) PROCEDURE FOR OBTAINING BENZOCYCLO-HEPTATIOPHENE DERIVATIVES.
ES406296A1 (en) A procedure for the preparation of an aciloxialquilheterociclico compound. (Machine-translation by Google Translate, not legally binding)
ES417883A1 (en) PROCEDURE FOR THE PREPARATION OF BIPHENYL DERIVATIVES.
ES274335A1 (en) Preparation of derivatives of 1, 4-benzodioxan
GB1044778A (en) Colour photography
ES316622A1 (en) PROCEDURE FOR THE PREPARATION OF ACETOPHENONE DERIVATIVES.
GR37760B (en) METHOD FOR THE PREPARATION OF NEW SUBSTITUTED PHENYLOACIC ACIDS.