ES261588A1 - Procedimiento para la fabricaciën de derivados de 2,3-dimetoxi-5-metil-1,4 - benzohidroquinona - Google Patents

Procedimiento para la fabricaciën de derivados de 2,3-dimetoxi-5-metil-1,4 - benzohidroquinona

Info

Publication number
ES261588A1
ES261588A1 ES0261588A ES261588A ES261588A1 ES 261588 A1 ES261588 A1 ES 261588A1 ES 0261588 A ES0261588 A ES 0261588A ES 261588 A ES261588 A ES 261588A ES 261588 A1 ES261588 A1 ES 261588A1
Authority
ES
Spain
Prior art keywords
nonamethyl
decamethyl
give
solvent
bromide
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
ES0261588A
Other languages
English (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of ES261588A1 publication Critical patent/ES261588A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/235—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring and to a carbon atom of a ring other than a six-membered aromatic ring
    • C07C43/243—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring and to a carbon atom of a ring other than a six-membered aromatic ring having unsaturation outside the six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procedimiento para la fabricación de derivados de 2,3-dimetoxi-5-metil-1,4-benzohidroquinona, que comprende el condensar por calentamiento un miembro escogido en el grupo compuesto por la 2,3-dimetoxi-5-metil-1,4-benzohidroquinona y los derivados de ella monoacilados en posición 4, con un miembro escogido en el grupo compuesto por los alcoholes 3,7,11,15,19,23,27,31,35-nonametil-2,6,10,14,18,22,26,30,34-hexatriacontanonaen-1-ol, 3,7,11,15,19,23,27,31,35,39-decametil-1,6,10,14,18,22,26,30,34,38-tetracontadecaen-3-ol y 3,7,11,15,19,23,27,31,35,39-decametil-3,6,10,14,18,22,26,30,34,38-tetracontadecaen-1-ol y los alcóxidos inferiores y los alcanoatos inferiores de cada uno de dichos alcoholes, en ausencia de disolvente.
ES0261588A 1959-10-09 1960-10-08 Procedimiento para la fabricaciën de derivados de 2,3-dimetoxi-5-metil-1,4 - benzohidroquinona Expired ES261588A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7922659 1959-10-09

Publications (1)

Publication Number Publication Date
ES261588A1 true ES261588A1 (es) 1961-06-01

Family

ID=4537058

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0261588A Expired ES261588A1 (es) 1959-10-09 1960-10-08 Procedimiento para la fabricaciën de derivados de 2,3-dimetoxi-5-metil-1,4 - benzohidroquinona

Country Status (6)

Country Link
US (1) US3349113A (es)
BE (1) BE595747A (es)
DE (1) DE1178843B (es)
ES (1) ES261588A1 (es)
GB (1) GB896719A (es)
NL (2) NL127780C (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6020368B2 (ja) * 1974-10-11 1985-05-21 エーザイ株式会社 １，４ベンゾハイドロキノン誘導体の製法
JPS53108934A (en) * 1977-03-07 1978-09-22 Eisai Co Ltd 2-methyl-3-prenul-4,5,6-trimethoxy-phenol and its preparation
US4393075A (en) * 1980-04-14 1983-07-12 Takeda Chemical Industries, Ltd. Quinone compounds and their use in suppressing the production of SRS-A in mammals
US4347256A (en) * 1981-03-02 1982-08-31 Cornell Research Foundation, Inc. Anti-juvenile hormones
US4540830A (en) * 1981-03-02 1985-09-10 Cornell Research Foundation, Inc. Anti-juvenile hormones
JP3889481B2 (ja) * 1996-08-16 2007-03-07 株式会社カネカ 医薬組成物

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK59702C (da) * 1939-08-31 1942-04-27 Hoffmann La Roche Fremgangsmaade til Fremstilling af Forbindelser med K-Vitaminvirkning.
DE905490C (de) * 1951-07-17 1954-03-04 Hoffmann La Roche Verfahren zur Herstellung von Kondensationsprodukten
US2839570A (en) * 1953-08-12 1958-06-17 Hoffmann La Roche Process for the production of 1-acyloxy-2-methyl-3-phytyl-4-hydroxy naphtalenes
DE1015790B (de) * 1953-08-12 1957-09-19 Hoffmann La Roche Verfahren zur Herstellung von 2-Methyl-3-phytyl-1, 4-naphthohydro-chinonderivaten
GB768650A (en) * 1954-01-12 1957-02-20 Merck & Co Inc Vitamin k intermediates
US2723278A (en) * 1954-01-25 1955-11-08 Hoffmann La Roche Preparation of alpha-tocopherol

Also Published As

Publication number Publication date
NL256500A (es)
DE1178843B (de) 1964-10-01
NL127780C (es)
BE595747A (fr) 1961-04-05
US3349113A (en) 1967-10-24
GB896719A (en) 1962-05-16

Similar Documents

Publication Publication Date Title
Honda et al. Arjungenin, arjunglucoside I, and arjunglucoside II. A new triterpene and new triterpene glucosides from Terminalia arjuna.
Hagiwara et al. Acetylation and formylation of alcohols with triphenylphosphine and carbon tetrabromide in ethyl acetate or ethyl formate
US2374369A (en) Saturated and unsaturated 17-hydroxyandrostanes, their derivatives and substitution products and process of making same
ES261588A1 (es) Procedimiento para la fabricaciën de derivados de 2,3-dimetoxi-5-metil-1,4 - benzohidroquinona
GB1264592A (es)
Friess Reactions of per acids. I. The reaction of perbenzoic acid with some simple ketones
US3318922A (en) 13-substituted alkyl-17-hydroxygona-4-en-3-ones and their 17alpha substitution products
US3823190A (en) Process for the manufacture of cycloalkenones
Turner Further Structural Evidence for the Reaction Product of Cholesterol-α-oxide and Methylmagnesium Iodide
GB841921A (en) 2-piperonyl-propanal, a new perfume, and process for making same
Sobotka et al. p-Hydroxyphenoxy aliphatic acids
Church et al. A novel approach to a key intermediate in the total synthesis of [alpha]-onocerin
US2407673A (en) Process for the synthesis of 1-keto-8-methylhexahydroindanol-1
GB1530422A (en) 4-(2,6,6-trimethyl-1-cyclohexen-1-ylidene)-butan-2-ol
US3455992A (en) Process for preparing 11-desoxyprostaglandin and homologs thereof
US3057913A (en) Unsaturated cyclic ketones and esters and processes for preparing same
GB1081929A (en) Bile acid derivatives
US3155684A (en) Optionally 17alpha-alkylated 17belta-(substituted-oxy)-2-oxa-5alpha-androstan-3-ones
US3642841A (en) 17alpha-substituted 13 - alkyl - 17beta -hydroxygona-4 9-dien-3-ones and 17beta-alkanoates
GB935006A (en) Improvements in or relating to isoprene derivatives of trimethyl cyclohexene
Holliday et al. 573. Intermediates for the synthesis of optically active methyl-substituted long-chain acids. Part III
Gogek et al. AN IMPROVED SYNTHESIS OF CIS-CIS-TRANS-CYCLOHEXANE-1, 2, 3-TRIOL
GB1476226A (en) Method of rearranging tertiary vinyl carbinols
US2560277A (en) Method of preparing esters of ether-substituted carboxylic acids
GB893088A (en) Improvements in or relating to substituted amines