4-arylamino-benzopyran and related compounds

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

5142335, 5142338, 514253, 514275, 514337, 514340, 514373, 514374, 514375, 514382, 514397, 514414, 514422, 514456, 540524, 544114, 544133, 544138, 544151, 544238, 544297, 544360, 5462694, 5462751, 5462831, 548112, 548131, 548159, 548190, 548198, 548222, 548236, 548252, 548254, 5482664, 5483051, 548413, 548452, 548525, A01N 4316, A01N 31535, A01N 4364, A01N 4340

Patent

active

058377026

ABSTRACT:
Compounds having the formula ##STR1## and pharmaceutically acceptable salts thereof wherein X is alkyl, Y is a single bond, --CH.sub.2 --, --C(O)--, --O--, --S-- or --N(R.sup.8)-- where R.sup.8 is hydrogen, alkyl, haloalkyl, aryl, arylalkyl, cycloalkyl or (cycloalkyl)alkyl, and R.sup.1 to R.sup.7 are as defined herein. These compounds have potassium channel activating activity and are useful, therefore for example, as cardiovascular agents.

REFERENCES:
patent: 3330838 (1967-07-01), Augstein et al.
patent: 3812157 (1974-05-01), Lin et al.
patent: 4238501 (1980-12-01), Kabbe et al.
patent: 4251537 (1981-02-01), Evans
patent: 4363811 (1982-12-01), Evans et al.
patent: 4366163 (1982-12-01), Evans et al.
patent: 4391815 (1983-07-01), Evans
patent: 4481213 (1984-11-01), Evans
patent: 4568692 (1986-02-01), Evans
patent: 4571406 (1986-02-01), Evans et al.
patent: 4575511 (1986-03-01), Evans et al.
patent: 4602022 (1986-07-01), Cozzi et al.
patent: 4659737 (1987-04-01), Kabbe et al.
patent: 4687779 (1987-08-01), Evans
patent: 4734421 (1988-03-01), Hammond et al.
patent: 4772603 (1988-09-01), Evans
patent: 4782083 (1988-11-01), Cassidy et al.
patent: 4831050 (1989-05-01), Cassidy et al.
patent: 4904784 (1990-02-01), Evans et al.
patent: 4925839 (1990-05-01), Quagliato et al.
patent: 4943582 (1990-07-01), Evans et al.
patent: 4971982 (1990-11-01), Attwood et al.
patent: 4988723 (1991-01-01), Shiokawa et al.
patent: 5006523 (1991-04-01), Atwal
patent: 5011837 (1991-04-01), Atwal et al.
patent: 5013853 (1991-05-01), Gericke et al.
patent: 5021432 (1991-06-01), Yamanaka et al.
patent: 5028711 (1991-07-01), Stenzel et al.
patent: 5053427 (1991-10-01), Stemp et al.
patent: 5061813 (1991-10-01), Atwal
patent: 5071871 (1991-12-01), Blarer et al.
patent: 5082858 (1992-01-01), Garcia et al.
patent: 5095016 (1992-03-01), Ohtuka et al.
patent: 5096914 (1992-03-01), Stenzel et al.
patent: 5104890 (1992-04-01), Shiokawa et al.
patent: 5140031 (1992-08-01), Atwal et al.
patent: 5143924 (1992-09-01), Gericke et al.
patent: 5143936 (1992-09-01), Yamanaka et al.
patent: 5145985 (1992-09-01), Timar et al.
patent: 5210234 (1993-05-01), Evans et al.
patent: 5238937 (1993-08-01), Gericke et al.
patent: 5254555 (1993-10-01), Stemp et al.
patent: 5276168 (1994-01-01), Atwal
patent: 5286753 (1994-02-01), Schaus et al.
patent: 5310750 (1994-05-01), Berge et al.
patent: 5317029 (1994-05-01), Inazu et al.
patent: 5318969 (1994-06-01), Yamanaka et al.
H.J. Petersen et al., "Synthesis and Hypotensive Activity of N-Alkyl-N-cyano-N'-pyridylguanidines", J. of Med. Chem., vol. 21, No. 8, (Aug. 1978), pp. 773-781.
V.A. Ashwood et al., "Synthesis and Antihypertensive Activity of 4-(Cyclic amido)-2H-1-benzopyrans", J. Med. Chem., (1986) 29, pp. 2194-2201.
C.R. Rasmussen et al., "Improved Procedures for the Preparation of Cycloalkyl-, Arylalkyl-, and Arylthioureas", Synthesis, (Jun. 1988), pp. 456-459.
V.V. Mozolis et al., "Preparation of N-Substituted Thiourea", Russian Chem. Reviews, 42(7), (1973), pp. 587-595.
J.M. Evans et al., "Synthesis and Antihypertensive Activity of Substituted trans-4-Amino-3,4-dihydro-2,2-dimethyl-2H-1-benzopyran-3-ols", J. Med. Chem., (1983), 26, pp. 1582-1589.
R.W. Lang et al., "Synthesis of Selectively Trifluoromethylated Pyridine Derivatives as Potential Antihypertensives", Helvetica Chimica Acta, (1988), vol. 71, pp. 596-601.
P. Sebok et al., "Selective synthesis of Analogues of the Natural Precocenes, Synthesis and Regioselective (-Alkylation of 6-Chloro-and 6-Tert-Butyl-7,8-Dihyedroxy-2,2-Dimethyl-4-Chromanones", Heterocycles, (1988), 27, pp. 2595-2607.
P. Teixidor et al., "Improved Preparation of Precocene II, Unexpected Results in the Reduction of Alkoxy Substituted Acetophenones and 4-Chromanones with Sodium Borohydride", Hetercycles, (1988), 27, pp. 2459-2465.
A. Banerji et al., "Enolates of o-Hydroxyacetophenones: Novel Synthesis of 2,2-Dialkyl-4-Chromanones", Tetrahedron Letters, No. 38, 1979, pp. 3685-3686.
G. Ariamala et al., "Simple Route for the Synthesis of 4-Chlorochromenes and Chroman-4-ones", Tetrahedron Letters, (1988), vol. 29, No. 28, pp. 3487-3488.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

4-arylamino-benzopyran and related compounds does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with 4-arylamino-benzopyran and related compounds, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 4-arylamino-benzopyran and related compounds will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-884627

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.