GB903725A - Phenthiazine derivatives - Google Patents

Phenthiazine derivatives

Info

Publication number
GB903725A
GB903725A GB35086/58A GB3508658A GB903725A GB 903725 A GB903725 A GB 903725A GB 35086/58 A GB35086/58 A GB 35086/58A GB 3508658 A GB3508658 A GB 3508658A GB 903725 A GB903725 A GB 903725A
Authority
GB
United Kingdom
Prior art keywords
cyanophenthiazine
reacting
bromo
general formula
prepared
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
GB35086/58A
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.)
Abbott GmbH and Co KG
Original Assignee
Knoll 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 Knoll GmbH filed Critical Knoll GmbH
Publication of GB903725A publication Critical patent/GB903725A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D417/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/12Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

The invention comprises compounds of the general formula <FORM:0903725/IV (b)/1> (wherein A is a straight or branched alkylene radical of 2 or 3 carbon atoms, and R1 and R2 are identical or different C1-C3 alkyl radicals or together they form with the adjacent nitrogen atom a saturated heterocyclic ring which is unsubstituted or substituted by a methyl group) and certain acid addition salts thereof, and the preparation thereof by (a) reacting 3-cyanophenthiazine or an alkali metal salt thereof with an aminoalkyl halide Hal-A-NR1R2, or with an alkylene dihalide followed by reaction of the resulting product with an amine HNR1R2, or (b) heating a compound of the general formula <FORM:0903725/IV (b)/2> or a salt thereof, in the presence or absence of a solvent, or (c) cyclizing a compound of the general formula <FORM:0903725/IV (b)/3> by heating in the presence of an alkaline condensation medium, in the presence or absence of a solvent and preferably also in the presence of a hydrogen halide elimination catalyst. The products have analgesic, sympathicolytic, centrally suppressing and antihistaminic properties. 3-Cyanophenthiazine is prepared by reacting 3-chlorophenthiazine with cuprous cyanide. 2 - Bromo - 21 - (311 - dimethylaminopropyl) - amino-41-cyanodiphenyl sulphide is prepared by reacting 2-bromothiophenol with 3-nitro-4-chlorobenzonitrile to form 2-bromo-21-nitro-41-cyanodiphenyl sulphide, reducing this to the corresponding 21-amino-compound and condensing this with 1-dimethylamino-3-chloropropane. 3-Cyano-10-(31-chloropropyl)-phenthiazine is formed as an intermediate by condensing 3-cyanophenthiazine with 1-bromo-3-chloropropane. 3-Cyanophenthiazine-10-carboxlic acid pyrrolidinoethyl ester is prepared by reacting 3-cyanophenthiazine with phosgene and the resulting acid chloride with pyrrolidinoethanol.
GB35086/58A 1957-11-02 1958-10-31 Phenthiazine derivatives Expired GB903725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK0033288 1957-11-02

Publications (1)

Publication Number Publication Date
GB903725A true GB903725A (en) 1962-08-15

Family

ID=7219682

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35086/58A Expired GB903725A (en) 1957-11-02 1958-10-31 Phenthiazine derivatives

Country Status (1)

Country Link
GB (1) GB903725A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2061788A1 (en) * 2006-09-01 2009-05-27 Immune Control, Inc. Novel compositions and methods for treatment of diseases related to activated lymphocytes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2061788A1 (en) * 2006-09-01 2009-05-27 Immune Control, Inc. Novel compositions and methods for treatment of diseases related to activated lymphocytes
EP2061788A4 (en) * 2006-09-01 2010-10-06 Immune Control Inc Novel compositions and methods for treatment of diseases related to activated lymphocytes
US7923445B2 (en) 2006-09-01 2011-04-12 Immune Control, Inc. Methods for treatment of diseases related to activated lymphocytes
US7981885B2 (en) 2006-09-01 2011-07-19 Immune Control Inc. Compositions for treatment of diseases related to activated lymphocytes

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