ES8506753A1 - Anti-psoriasis corticoid - Google Patents

Anti-psoriasis corticoid

Info

Publication number
ES8506753A1
ES8506753A1 ES527509A ES527509A ES8506753A1 ES 8506753 A1 ES8506753 A1 ES 8506753A1 ES 527509 A ES527509 A ES 527509A ES 527509 A ES527509 A ES 527509A ES 8506753 A1 ES8506753 A1 ES 8506753A1
Authority
ES
Spain
Prior art keywords
corticoid
psoriasis
formula
tetrahydrofurane
butyraldehyde
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
ES527509A
Other languages
Spanish (es)
Other versions
ES527509A0 (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.)
Frumtost Zyma S A
Original Assignee
Frumtost Zyma S A
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 Frumtost Zyma S A filed Critical Frumtost Zyma S A
Priority to ES527509A priority Critical patent/ES8506753A1/en
Publication of ES527509A0 publication Critical patent/ES527509A0/en
Publication of ES8506753A1 publication Critical patent/ES8506753A1/en
Expired legal-status Critical Current

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

Abstract

The corticoid of formula (I) is obtd. by reaction of a cpd. of formula (II) with excess n-butyraldehyde in anhydrous aprotic solvent such as dioxane or tetrahydrofurane, and in presence of a catalyst such as perchloric, p-toluene sulphonic or hydrochloric acid, or similar.
ES527509A 1983-11-24 1983-11-24 Anti-psoriasis corticoid Expired ES8506753A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES527509A ES8506753A1 (en) 1983-11-24 1983-11-24 Anti-psoriasis corticoid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES527509A ES8506753A1 (en) 1983-11-24 1983-11-24 Anti-psoriasis corticoid

Publications (2)

Publication Number Publication Date
ES527509A0 ES527509A0 (en) 1985-08-01
ES8506753A1 true ES8506753A1 (en) 1985-08-01

Family

ID=8486496

Family Applications (1)

Application Number Title Priority Date Filing Date
ES527509A Expired ES8506753A1 (en) 1983-11-24 1983-11-24 Anti-psoriasis corticoid

Country Status (1)

Country Link
ES (1) ES8506753A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7468433B2 (en) 2000-11-10 2008-12-23 Nycomed Gmbh Process for the production of 16,17-[(cyclohexylmethylen)bis(oxy)]-11,21-dihydroxy-pregna-1,4-dien-3,20-dion or its 21-isobutyrat by transketalisation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7468433B2 (en) 2000-11-10 2008-12-23 Nycomed Gmbh Process for the production of 16,17-[(cyclohexylmethylen)bis(oxy)]-11,21-dihydroxy-pregna-1,4-dien-3,20-dion or its 21-isobutyrat by transketalisation

Also Published As

Publication number Publication date
ES527509A0 (en) 1985-08-01

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960506