ES8504171A1 - Prepn. of keto-glutarate(s) of eburnamenine cpds. - Google Patents

Prepn. of keto-glutarate(s) of eburnamenine cpds.

Info

Publication number
ES8504171A1
ES8504171A1 ES526954A ES526954A ES8504171A1 ES 8504171 A1 ES8504171 A1 ES 8504171A1 ES 526954 A ES526954 A ES 526954A ES 526954 A ES526954 A ES 526954A ES 8504171 A1 ES8504171 A1 ES 8504171A1
Authority
ES
Spain
Prior art keywords
eburnamenine
keto
prepn
cpds
glutarate
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
ES526954A
Other languages
Spanish (es)
Other versions
ES526954A0 (en
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.)
Covex SA
Original Assignee
Covex SA
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 Covex SA filed Critical Covex SA
Priority to ES526954A priority Critical patent/ES526954A0/en
Publication of ES8504171A1 publication Critical patent/ES8504171A1/en
Publication of ES526954A0 publication Critical patent/ES526954A0/en
Granted legal-status Critical Current

Links

Landscapes

  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)

Abstract

Alpha-ketoglutarates of methyl 14,15-dihydro 17,18-dehydro-14-a/b-hydroxy 3,16-eburnamenine 14-carboxylate and of methyl 14,15-dihydro 14alpha/beta-hydroxy 3a,16a-eburnamenine 14-carboxylate of formula (I) are prepd. by reacting the esters with an aq. or organic soln. of alpha-keto glutaric acid.
ES526954A 1983-10-31 1983-10-31 PROCEDURE FOR THE PREPARATION OF -CETOGLUTARATES OF 14,15-DIHIDRO-17,18-DEHIDRO-14 NB-HIDROXI- (3, 16) -EBURNAMENINE-14-CARBOXYLATE OF METHYL AND 14,15-DIHYDRO-14 NB- HYDROXY- (3, 16) -EBURNAMENINE-14-METHYL CARBOXYLATE Granted ES526954A0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES526954A ES526954A0 (en) 1983-10-31 1983-10-31 PROCEDURE FOR THE PREPARATION OF -CETOGLUTARATES OF 14,15-DIHIDRO-17,18-DEHIDRO-14 NB-HIDROXI- (3, 16) -EBURNAMENINE-14-CARBOXYLATE OF METHYL AND 14,15-DIHYDRO-14 NB- HYDROXY- (3, 16) -EBURNAMENINE-14-METHYL CARBOXYLATE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES526954A ES526954A0 (en) 1983-10-31 1983-10-31 PROCEDURE FOR THE PREPARATION OF -CETOGLUTARATES OF 14,15-DIHIDRO-17,18-DEHIDRO-14 NB-HIDROXI- (3, 16) -EBURNAMENINE-14-CARBOXYLATE OF METHYL AND 14,15-DIHYDRO-14 NB- HYDROXY- (3, 16) -EBURNAMENINE-14-METHYL CARBOXYLATE

Publications (2)

Publication Number Publication Date
ES8504171A1 true ES8504171A1 (en) 1985-04-16
ES526954A0 ES526954A0 (en) 1985-04-16

Family

ID=8486408

Family Applications (1)

Application Number Title Priority Date Filing Date
ES526954A Granted ES526954A0 (en) 1983-10-31 1983-10-31 PROCEDURE FOR THE PREPARATION OF -CETOGLUTARATES OF 14,15-DIHIDRO-17,18-DEHIDRO-14 NB-HIDROXI- (3, 16) -EBURNAMENINE-14-CARBOXYLATE OF METHYL AND 14,15-DIHYDRO-14 NB- HYDROXY- (3, 16) -EBURNAMENINE-14-METHYL CARBOXYLATE

Country Status (1)

Country Link
ES (1) ES526954A0 (en)

Also Published As

Publication number Publication date
ES526954A0 (en) 1985-04-16

Similar Documents

Publication Publication Date Title
GR3004139T3 (en)
YU117185A (en) Process for obtaining 2-substituted-1,3 propyl of idenediphosphonate derivatives
ATE156486T1 (en) FUNGICIDAL 3,4-DIARYL-(5H)-FURAN-2-ONE DERIVATIVES
ES2014438B3 (en) DERIVATIVES OF THE ACID 2-PHOSPHONOBUTANE-1,2,4 TRICARBOXILICO, AS EMULSIVE AGENTS.
AP8800109A0 (en) "Heterocyclic insecticides".
ATE160146T1 (en) HETERO-TRICYCLIC-SUBSTITUTED PHENYL-CYCLOHEXANE CARBOXYLIC ACID DERIVATIVES
ES8504171A1 (en) Prepn. of keto-glutarate(s) of eburnamenine cpds.
DK0625520T3 (en) Thiazolotriazole and thiazolodiazole derivatives with fungicidal activity
ATE92070T1 (en) AZACHROMAN DERIVATIVES.
DE3264545D1 (en) 5-(4-phenyl-1-piperidinyl)methyl-2,3-dihydro-2-oxo-1h-imidazole-4-carboxylic acid derivatives
JPS5395912A (en) New derivative of active acetic acid ulceratives
JPS549279A (en) Tetrazolypyridylketone and herbicides coatining the same
ES8505177A1 (en) Thiolactic acid derivative with bronchosecretolitic activity.
ZA828877B (en) Therapeutically useful 3,7a-diazacyclohepta(j,k)fluorene derivatives
DK9588A (en) 2,1-benzothiazepine-2,2-dioxide-5-carboxylic acid derivatives
JPS53105583A (en) Polysaccharide sulfate derivative
JPS549258A (en) Epidesmosterol derivatives
JPS5283533A (en) 6-substituted naphtehalene-2-oxyalkylamines
JPS53101373A (en) Imidazole-4(5)-carboxylic acid anilide derivatives
JPS52134000A (en) Adenine derivative of octosylic acid
ATE67482T1 (en) CARBON ACID DERIVATIVES.

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000403