MY8100271A - Novel crystalline forms of prazosin hydrochloride - Google Patents

Novel crystalline forms of prazosin hydrochloride

Info

Publication number: MY8100271A
Authority: MY; Malaysia
Prior art keywords: crystalline forms; novel crystalline; prazosin hydrochloride; prazosin; hydrochloride
Prior art date: 1976-03-01

Application number

MY271/81A

Other languages

English (en)

Original Assignee

Pfizer

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.)

1976-03-01

Filing date

1981-12-30

Publication date

1981-12-31

1981-12-30 Application filed by Pfizer filed Critical Pfizer

1981-12-31 Publication of MY8100271A publication Critical patent/MY8100271A/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
- 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
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/02—Non-specific cardiovascular stimulants, e.g. drugs for syncope, antihypotensives
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/06—Antiarrhythmics
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives

Landscapes

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Public Health (AREA)
Bioinformatics & Cheminformatics (AREA)
Veterinary Medicine (AREA)
Medicinal Chemistry (AREA)
General Health & Medical Sciences (AREA)
Engineering & Computer Science (AREA)
Pharmacology & Pharmacy (AREA)
Life Sciences & Earth Sciences (AREA)
Animal Behavior & Ethology (AREA)
Heart & Thoracic Surgery (AREA)
Cardiology (AREA)
Chemical Kinetics & Catalysis (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
General Chemical & Material Sciences (AREA)
Epidemiology (AREA)
Urology & Nephrology (AREA)
Vascular Medicine (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Plural Heterocyclic Compounds (AREA)
Saccharide Compounds (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

MY271/81A 1976-03-01 1981-12-30 Novel crystalline forms of prazosin hydrochloride MY8100271A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/662,937 US4092315A (en)	1976-03-01	1976-03-01	Novel crystalline forms of prazosin hydrochloride

Publications (1)

Publication Number	Publication Date
MY8100271A true MY8100271A (en)	1981-12-31

Family

ID=24659839

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
MY271/81A MY8100271A (en)	1976-03-01	1981-12-30	Novel crystalline forms of prazosin hydrochloride

Country Status (32)

Country	Link
US (1)	US4092315A (es)
JP (1)	JPS604188B2 (es)
AR (1)	AR210937A1 (es)
AU (1)	AU506937B2 (es)
BE (1)	BE851878A (es)
BG (1)	BG29724A3 (es)
CA (1)	CA1068269A (es)
CH (1)	CH618436A5 (es)
CS (1)	CS191332B2 (es)
DD (1)	DD129652A5 (es)
DE (1)	DE2708192C3 (es)
DK (1)	DK145858C (es)
ES (1)	ES8707447A1 (es)
FI (1)	FI62082C (es)
FR (1)	FR2372828A1 (es)
GB (1)	GB1538713A (es)
HK (1)	HK30881A (es)
HU (1)	HU173641B (es)
IE (1)	IE44522B1 (es)
IL (1)	IL51481A (es)
LU (1)	LU76868A1 (es)
MY (1)	MY8100271A (es)
NL (1)	NL169591C (es)
NO (1)	NO146499C (es)
NZ (1)	NZ183450A (es)
PL (1)	PL105559B1 (es)
PT (1)	PT66227B (es)
RO (1)	RO73095A (es)
SE (1)	SE423234B (es)
SU (1)	SU644387A3 (es)
YU (1)	YU41294B (es)
ZA (1)	ZA77918B (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MX5483E (es) *	1977-08-04	1983-08-23	Abbott Lab	Procedimiento para la preparacion del dihidrato clorhidrato de 1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-(2-tetrahidrofuroil)piperazina
GB1591490A (en) *	1977-08-04	1981-06-24	Abbott Lab	1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-tetrahydrofuroyl)piperazine hydrochloride dihydrate
US4197301A (en) *	1978-10-16	1980-04-08	Allergan Pharmaceuticals, Inc.	Topical ophthalmic use of Prazosin
FI67699C (fi) *	1979-01-31	1985-05-10	Orion Yhtymae Oy	Foerfarande foer framstaellning av 6,7-dimetoxi-4-amino-2-(4-(2-furoyl)-1-piperazinyl)kinazolinhydroklorid med blodtryckssaenkande verkan
US4440769A (en) *	1983-02-11	1984-04-03	Abbott Laboratories	2-(4-Phenylalkanoylpiperazin-1-yl) quinazoline compounds, pharmaceutical compositions and method of producing α1 antagonistic activity
FI79107C (fi) *	1984-06-25	1989-11-10	Orion Yhtymae Oy	Foerfarande foer framstaellning av stabil -form av prazosinhydroklorid.
US5322943A (en) *	1985-09-12	1994-06-21	The Upjohn Company	Piperazine compounds which are substituted
US4601897A (en) *	1985-11-06	1986-07-22	Pfizer Inc.	Prazosin-pirbuterol combination for bronchodilation
DE3683760D1 (de) *	1986-03-21	1992-03-12	Heumann Pharma Gmbh & Co	Kristalline, wasserfreie sigma -form von 2-(4-(2-furoyl-(2-piperazin)-1-yl)-4-amino-6,7-dimethoxychinazolinhydrochlorid und verfahren zu ihrer herstellung.
US5110927A (en) *	1987-12-31	1992-05-05	The United States Of America As Represented By The Department Of Health And Human Services	Prazosin analog with increased selectivity and duration of action
JP2652272B2 (ja) *	1990-12-31	1997-09-10	住化ファインケム株式会社	１−（４−アミノ−６，７−ジメトキシ−２−キナゾリニル）−４−（２−テトラヒドロフロイル）ピペラジン塩酸塩の新規な結晶体および該結晶体の製造方法
GB9417310D0 (en) *	1994-08-27	1994-10-19	Pfizer Ltd	Therapeutic agents
US5952003A (en) *	1996-08-01	1999-09-14	Novartis Corporation	Terazosin capsules
EP0849264A1 (de) *	1996-12-20	1998-06-24	HEUMANN PHARMA GmbH	Neue polymorphe Form von doxazosinmesylat (Form I)
EP0849266B8 (de) *	1996-12-20	2007-10-03	Heumann PCS GmbH	Neue polymorphe Form von Doxazosinmesylat (Form III)
EP0849265A1 (de) *	1996-12-20	1998-06-24	HEUMANN PHARMA GmbH	Neue polymorphe Form von Doxazosin-Mesylat (Form II)
EP3172377B1 (en)	2014-07-21	2018-09-12	KEIR Manufacturing, Inc.	Aerodynamic flyer bow

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3663706A (en) *	1969-09-29	1972-05-16	Pfizer	Use of 2,4-diaminoquinazolines as hypotensive agents

1976
- 1976-03-01 US US05/662,937 patent/US4092315A/en not_active Expired - Lifetime
1977
- 1977-02-11 GB GB5756/77A patent/GB1538713A/en not_active Expired
- 1977-02-14 SE SE7701624A patent/SE423234B/xx not_active IP Right Cessation
- 1977-02-16 ZA ZA770918A patent/ZA77918B/xx unknown
- 1977-02-17 IL IL51481A patent/IL51481A/xx unknown
- 1977-02-18 CA CA272,080A patent/CA1068269A/en not_active Expired
- 1977-02-18 AU AU22443/77A patent/AU506937B2/en not_active Expired
- 1977-02-23 YU YU499/77A patent/YU41294B/xx unknown
- 1977-02-24 IE IE399/77A patent/IE44522B1/en not_active IP Right Cessation
- 1977-02-24 PT PT66227A patent/PT66227B/pt unknown
- 1977-02-25 DE DE2708192A patent/DE2708192C3/de not_active Expired
- 1977-02-28 SU SU772457100A patent/SU644387A3/ru active
- 1977-02-28 BE BE1007976A patent/BE851878A/xx not_active IP Right Cessation
- 1977-02-28 JP JP52021433A patent/JPS604188B2/ja not_active Expired
- 1977-02-28 FI FI770634A patent/FI62082C/fi not_active IP Right Cessation
- 1977-02-28 FR FR7705819A patent/FR2372828A1/fr active Granted
- 1977-02-28 DK DK86877A patent/DK145858C/da not_active IP Right Cessation
- 1977-02-28 NZ NZ183450A patent/NZ183450A/xx unknown
- 1977-02-28 NO NO770674A patent/NO146499C/no unknown
- 1977-02-28 HU HU76UO128A patent/HU173641B/hu unknown
- 1977-02-28 ES ES545368A patent/ES8707447A1/es not_active Expired
- 1977-02-28 NL NLAANVRAGE7702123,A patent/NL169591C/xx not_active IP Right Cessation
- 1977-03-01 PL PL1977196354A patent/PL105559B1/pl not_active IP Right Cessation
- 1977-03-01 RO RO7789566A patent/RO73095A/ro unknown
- 1977-03-01 DD DD7700197618A patent/DD129652A5/xx unknown
- 1977-03-01 CH CH255577A patent/CH618436A5/fr not_active IP Right Cessation
- 1977-03-01 CS CS771358A patent/CS191332B2/cs unknown
- 1977-03-01 BG BG035558A patent/BG29724A3/xx unknown
- 1977-03-01 AR AR266724A patent/AR210937A1/es active
- 1977-03-01 LU LU76868A patent/LU76868A1/xx unknown
1981
- 1981-07-02 HK HK308/81A patent/HK30881A/xx unknown
- 1981-12-30 MY MY271/81A patent/MY8100271A/xx unknown

Also Published As

Publication number	Publication date
HU173641B (en)	1979-07-28
CH618436A5 (es)	1980-07-31
BE851878A (fr)	1977-08-29
IL51481A0 (en)	1977-04-29
DE2708192B2 (de)	1979-08-02
FI62082B (fi)	1982-07-30
NL169591B (nl)	1982-03-01
FI770634A (es)	1977-09-02
YU41294B (en)	1987-02-28
DE2708192A1 (de)	1977-09-08
FR2372828A1 (fr)	1978-06-30
DK145858C (da)	1983-09-12
NZ183450A (en)	1979-03-16
CS191332B2 (en)	1979-06-29
JPS604188B2 (ja)	1985-02-01
NO770674L (no)	1977-09-02
CA1068269A (en)	1979-12-18
PL196354A1 (pl)	1978-02-27
FI62082C (fi)	1982-11-10
ES8707447A1 (es)	1987-08-16
SE7701624L (sv)	1977-09-02
DK145858B (da)	1983-03-21
PL105559B1 (pl)	1979-10-31
SU644387A3 (ru)	1979-01-25
NO146499C (no)	1982-10-13
GB1538713A (en)	1979-01-24
NL169591C (nl)	1982-08-02
DK86877A (da)	1977-09-02
HK30881A (en)	1981-07-10
PT66227B (en)	1978-07-14
FR2372828B1 (es)	1980-02-01
ZA77918B (en)	1977-12-28
ES545368A0 (es)	1978-06-01
DE2708192C3 (de)	1980-05-08
DD129652A5 (de)	1978-02-01
JPS52105206A (en)	1977-09-03
BG29724A3 (en)	1981-01-15
AU2244377A (en)	1978-11-23
NL7702123A (nl)	1977-09-05
RO73095A (ro)	1981-06-26
LU76868A1 (es)	1977-09-21
US4092315A (en)	1978-05-30
IE44522B1 (en)	1981-12-30
AR210937A1 (es)	1977-09-30
PT66227A (en)	1977-03-01
YU49977A (en)	1983-12-31
IL51481A (en)	1980-09-16
IE44522L (en)	1977-09-01
SE423234B (sv)	1982-04-26
NO146499B (no)	1982-07-05
AU506937B2 (en)	1980-01-31

Publication	Publication Date	Title
AU506937B2 (en)	1980-01-31	Crystalline forms of prazosin hydrochloride
JPS5398996A (en)	1978-08-29	Method of synthesizing mesotrexate
JPS5495522A (en)	1979-07-28	Manufacture of nitrodiaryl amines
JPS52113959A (en)	1977-09-24	Production of aryll33 oxazolidinone
JPS5495523A (en)	1979-07-28	Manufacture of nitrodiaryl amines
JPS5319922A (en)	1978-02-23	Producing method of crystalline silicon
JPS52125478A (en)	1977-10-21	Method of making aivabvia type crystalline compounds
JPS5463001A (en)	1979-05-21	Manufacture of amine
JPS5441802A (en)	1979-04-03	Manufacture of nitriles
JPS5452036A (en)	1979-04-24	Manufacture of oophenylene diamine
EG12450A (en)	1979-03-31	Novel diphenylamines
GR61634B (en)	1978-12-04	Preparation process of novel aminoalcoxy-benzofurans
JPS5350229A (en)	1978-05-08	Compound of cement
JPS5452037A (en)	1979-04-24	Manufacture of amines
JPS52156953A (en)	1977-12-27	Production of adsuki beans for sekihan
GB1544704A (en)	1979-04-25	Preparation of nitriles
GB1541153A (en)	1979-02-21	Production of diphenylamine
GB1538318A (en)	1979-01-17	Preparation of n-substituted oxazolidines
IL56295A0 (en)	1979-03-12	The preparation of methyliminoisobutyrate hydrochloride
GR62720B (en)	1979-05-28	Preparation process of novel homosteroids
GB1553285A (en)	1979-09-26	Preparation of amines
JPS5390308A (en)	1978-08-09	Method of manufacturing synthetic magnesiaaalumina base clinker
CS182628B1 (en)	1978-04-28	Method of preparing 3-nitro-4-toluidine hydrochloride
ZA771892B (en)	1978-03-29	Process for the preparation of n-nicotinoyl-o-p-chlorophenoxyisobutanoyl-ethanol-amine hydrochloride
SU601278A1 (en)	1978-04-05	Method of preparing b-alanine