ES413268A1 - Un procedimiento para la preparacion de un derivado de aci-do indenilacetico. - Google Patents

Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.

Info

Publication number: ES413268A1
Authority: ES; Spain
Prior art keywords: formula; indenyl compounds; see formula; aeration; dehydration
Prior art date: 1970-05-01
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

ES413268A

Other languages

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.)

Merck and Co Inc

Original Assignee

Merck and Co Inc

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.)

1970-05-01

Filing date

1973-04-02

Publication date

1976-05-16

1973-04-02 Application filed by Merck and Co Inc filed Critical Merck and Co Inc

1976-05-16 Publication of ES413268A1 publication Critical patent/ES413268A1/es

Status Expired legal-status Critical Current

Links

125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 title 1
AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
PTUSXMWNCXRKAX-UHFFFAOYSA-N 2-(1h-inden-1-yl)acetic acid Chemical class C1=CC=C2C(CC(=O)O)C=CC2=C1 PTUSXMWNCXRKAX-UHFFFAOYSA-N 0.000 abstract 1
238000005273 aeration Methods 0.000 abstract 1
150000001875 compounds Chemical class 0.000 abstract 1
230000018044 dehydration Effects 0.000 abstract 1
238000006297 dehydration reaction Methods 0.000 abstract 1
238000002360 preparation method Methods 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/16—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms acylated on ring nitrogen atoms
- C07D295/18—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms acylated on ring nitrogen atoms by radicals derived from carboxylic acids, or sulfur or nitrogen analogues thereof
- C07D295/182—Radicals derived from carboxylic acids
- C07D295/185—Radicals derived from carboxylic acids from aliphatic carboxylic acids
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
- A61K31/19—Carboxylic acids, e.g. valproic acid
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
- C07C205/56—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
- C07C209/365—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst by reduction with preservation of halogen-atoms in compounds containing nitro groups and halogen atoms bound to the same carbon skeleton
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C317/00—Sulfones; Sulfoxides
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/46—Friedel-Crafts reactions
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/52—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen
- C07C57/58—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen containing six-membered aromatic rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/52—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen
- C07C57/58—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen containing six-membered aromatic rings
- C07C57/60—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen containing six-membered aromatic rings having unsaturation outside the rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/52—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen
- C07C57/62—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen containing six-membered aromatic rings and other rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
- C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
- C07C59/72—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings and other rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/74—Unsaturated compounds containing —CHO groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/76—Unsaturated compounds containing keto groups
- C07C59/88—Unsaturated compounds containing keto groups containing halogen
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/38—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D309/10—Oxygen atoms
- C07D309/12—Oxygen atoms only hydrogen atoms and one oxygen atom directly attached to ring carbon atoms, e.g. tetrahydropyranyl ethers
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D331/00—Heterocyclic compounds containing rings of less than five members, having one sulfur atom as the only ring hetero atom
- C07D331/02—Three-membered rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F3/00—Compounds containing elements of Groups 2 or 12 of the Periodic Table
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F3/00—Compounds containing elements of Groups 2 or 12 of the Periodic Table
- C07F3/02—Magnesium compounds
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/54—Quaternary phosphonium compounds
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/54—Quaternary phosphonium compounds
- C07F9/5407—Acyclic saturated phosphonium compounds
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
General Health & Medical Sciences (AREA)
Biochemistry (AREA)
Molecular Biology (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Pharmacology & Pharmacy (AREA)
Epidemiology (AREA)
Animal Behavior & Ethology (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

ES413268A 1970-05-01 1973-04-02 Un procedimiento para la preparacion de un derivado de aci-do indenilacetico. Expired ES413268A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US3389070A	1970-05-01	1970-05-01

Publications (1)

Publication Number	Publication Date
ES413268A1 true ES413268A1 (es)	1976-05-16

Family

ID=21873053

Family Applications (6)

Application Number	Title	Priority Date	Filing Date
ES413268A Expired ES413268A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.
ES413276A Expired ES413276A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenil-acetico.
ES413267A Expired ES413267A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.
ES413275A Expired ES413275A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.
ES413269A Expired ES413269A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de acidos 5 - fluor - 2 - metil - 1 - (p-metilsulfinilbenciliden) - 3 - indenil - acetico.
ES413266A Expired ES413266A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.

Family Applications After (5)

Application Number	Title	Priority Date	Filing Date
ES413276A Expired ES413276A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenil-acetico.
ES413267A Expired ES413267A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.
ES413275A Expired ES413275A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.
ES413269A Expired ES413269A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de acidos 5 - fluor - 2 - metil - 1 - (p-metilsulfinilbenciliden) - 3 - indenil - acetico.
ES413266A Expired ES413266A1 (es)	1970-05-01	1973-04-02	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.

Country Status (4)

Country	Link
US (1)	US3732292A (es)
AT (9)	AT327879B (es)
CS (3)	CS194170B2 (es)
ES (6)	ES413268A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3932498A (en) *	1971-01-21	1976-01-13	Merck & Co., Inc.	3-Indenyl-γ-(ketobutyric)-acid compounds
US3883660A (en) *	1972-04-27	1975-05-13	Merck & Co Inc	Treatment of pain, fever or inflammation with 5-fluoro-2-methyl-1-cp-methylsulfinyl-benzylidene)-3-indenylacetaldehyde
US3860636A (en) *	1972-12-06	1975-01-14	Merck & Co Inc	Substituted indenyl phosphonic acids having anti-inflammatory activity
US3914318A (en) *	1973-05-24	1975-10-21	Merck & Co Inc	Process for preparing 4-methylsulfinylbenzaldehyde
US3923859A (en) *	1973-08-31	1975-12-02	Merck & Co Inc	Substituted fulvene acetic acids and derivatives
NL170534C (nl) *	1973-12-20	1982-11-16	Merck & Co Inc	Werkwijze voor het bereiden van 5-fluor 2 methyl 1-(p-methylsulfinylbenzylideen)indeen 3-azijnzuur.
US3944600A (en) *	1973-12-20	1976-03-16	Merck & Co., Inc.	Indenylidene-3-acetic acid process for preparing indene acetic acids
US3870753A (en) *	1973-12-20	1975-03-11	Merck & Co Inc	Process for preparing indenyl acetic acids
US5093356A (en) *	1990-01-16	1992-03-03	Merck Frosst Canada, Inc.	Indenyl hydroxamic acids and hydroxy ureas as inhibitors of 5-lipoxygenase
US6214876B1 (en) *	1994-07-21	2001-04-10	Eli Lilly And Company	Indene-1-acetamide sPLA2 inhibitors
AU9123198A (en)	1997-08-28	1999-03-16	Eli Lilly And Company	Method for treatment of non-rheumatoid athritis

1970
- 1970-05-01 US US00033890A patent/US3732292A/en not_active Expired - Lifetime
- 1970-11-18 AT AT22774*7A patent/AT327879B/de active
- 1970-11-18 AT AT22574*7A patent/AT326647B/de not_active IP Right Cessation
- 1970-11-18 AT AT22774*A patent/ATA22774A/de unknown
- 1970-11-18 AT AT22874*7A patent/AT327880B/de not_active IP Right Cessation
- 1970-11-18 CS CS747129A patent/CS194170B2/cs unknown
- 1970-11-18 AT AT1039870A patent/AT321291B/de not_active IP Right Cessation
- 1970-11-18 AT AT22574*A patent/ATA22574A/de not_active IP Right Cessation
- 1970-11-18 AT AT70074*7A patent/AT327182B/de not_active IP Right Cessation
- 1970-11-18 AT AT7022874A patent/ATA22874A/de not_active IP Right Cessation
- 1970-11-18 CS CS707775A patent/CS194154B2/cs unknown
- 1970-11-18 AT AT70074*A patent/ATA70074A/de not_active IP Right Cessation
- 1970-11-18 CS CS747128A patent/CS194169B2/cs unknown
1973
- 1973-04-02 ES ES413268A patent/ES413268A1/es not_active Expired
- 1973-04-02 ES ES413276A patent/ES413276A1/es not_active Expired
- 1973-04-02 ES ES413267A patent/ES413267A1/es not_active Expired
- 1973-04-02 ES ES413275A patent/ES413275A1/es not_active Expired
- 1973-04-02 ES ES413269A patent/ES413269A1/es not_active Expired
- 1973-04-02 ES ES413266A patent/ES413266A1/es not_active Expired

Also Published As

Publication number	Publication date
ES413276A1 (es)	1976-05-01
AT326647B (de)	1975-12-29
ATA70074A (de)	1975-04-15
AT327182B (de)	1976-01-26
ATA22874A (de)	1975-05-15
ES413275A1 (es)	1976-05-01
CS194169B2 (en)	1979-11-30
AT327880B (de)	1976-02-25
ES413267A1 (es)	1976-05-01
CS194154B2 (en)	1979-11-30
ATA22774A (de)	1975-05-15
AT327879B (de)	1976-02-25
ES413266A1 (es)	1976-06-16
ES413269A1 (es)	1976-06-01
ATA22574A (de)	1975-03-15
AT321291B (de)	1975-03-25
US3732292A (en)	1973-05-08
CS194170B2 (en)	1979-11-30

Publication	Publication Date	Title
ES413268A1 (es)	1976-05-16	Un procedimiento para la preparacion de un derivado de aci-do indenilacetico.
ES402672A1 (es)	1975-10-16	Un procedimiento para la transposicion de un sulfoxido de acido 6-acilamidopenicilanico a acido 7-acilamido-3-metilcef-3-em-4-carboxilico.
ES386969A1 (es)	1973-04-16	Un metodo para preparar una amidinourea.
ES406646A1 (es)	1975-10-01	Un procedimiento para la obtencion de derivados del alcoholo-clorobencilico.
ES364980A1 (es)	1971-02-16	Un metodo para preparar nuevos derivados de adamantano.
ES427954A1 (es)	1976-09-01	Procedimiento para la preparacion de 2-amino - n - ciclohe-xil-3,5-dibromo - n - metil-bencilamina.
ES433723A1 (es)	1976-11-16	Procedimiento de obtencion de un derivado de 2-pirrolidi- nona.
ES428011A1 (es)	1976-07-16	Procedimiento para la preparacion de 2-amino-3,5-dibromo- bencilamina.
ES413274A1 (es)	1976-05-01	Un procedimiento para la preparacion de un derivado de aci-do indenil-acetico.
ES424105A1 (es)	1976-06-01	Procedimiento para la preparacion de nuevas lactonas de acido bifenilil-4-hidroxi-clotonico.
ES366967A3 (es)	1971-03-16	Procedimiento para la preparacion de derivados de estriol.
ES298828A3 (es)	1964-06-01	Procedimiento de preparación de derivados de ácidos hidroxicarboxílicos
ES374449A1 (es)	1972-01-01	Procedimiento para la preparacion de derivados de serina.
ES332763A1 (es)	1967-07-16	Procedimiento para la preparacion de nuevos derivados de 19-nor-testosterona.
ES406067A1 (es)	1975-08-16	Procedimiento de obtencion de una sal organica de la piri- doxina.
ES375883A1 (es)	1972-04-16	Procedimiento para la obtencion de derivados de los acidos ariloxiisobutiricos.
ES422351A1 (es)	1976-07-16	Un procedimiento para la preparacion de un nuevo compuesto aralquilo.
ES396740A1 (es)	1974-05-16	Un procedimiento de obtencion del acido 2 - ceto - 4 - cia-nometil - 5 - hidroxitetrahidrofurano - 3 - carboxilico.
ES398744A1 (es)	1975-06-01	Un procedimiento para la preparacion de 3-metoximetilenglu-tarato de metilo y su derivado de amonolisis, 3-metoximeti- lenglutaramida.
ES298829A3 (es)	1964-06-01	Procedimiento de preparación de derivados de ácidos hidroxicaarboxílicos
ES382853A1 (es)	1972-11-16	Procedimiento para la preparacion de nuevos derivados de la5h-dibenz (b,f) azepina.
ES381931A1 (es)	1973-04-16	Procedimiento de obtencion de un nuevo derivado del acido penicilanico.
ES235538A1 (es)	1958-03-01	Procedimiento para la preparaciën de un compuesto antibiëtico.
ES408598A3 (es)	1975-11-16	Un procedimiento de preparacion de compuestos derivados de piperidina.
ES395985A1 (es)	1973-12-16	Un procedimiento de preparacion de imidazopiridincarbama- tos.