WO2002088109A1 - Cristal de trihydrate d'hydrochlorure de 6-[4-(4-pyridylamino)phenyl]-4,5-dihydro-3(2h)-pyridazinone - Google Patents
Cristal de trihydrate d'hydrochlorure de 6-[4-(4-pyridylamino)phenyl]-4,5-dihydro-3(2h)-pyridazinone Download PDFInfo
- Publication number
- WO2002088109A1 WO2002088109A1 PCT/JP2002/004121 JP0204121W WO02088109A1 WO 2002088109 A1 WO2002088109 A1 WO 2002088109A1 JP 0204121 W JP0204121 W JP 0204121W WO 02088109 A1 WO02088109 A1 WO 02088109A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- powder
- crystal
- ray diffraction
- pyridylamino
- crystals
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- 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
- A61K31/50—Pyridazines; Hydrogenated pyridazines
- A61K31/501—Pyridazines; Hydrogenated pyridazines not condensed and containing further heterocyclic rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P27/00—Drugs for disorders of the senses
- A61P27/02—Ophthalmic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/12—Drugs for disorders of the metabolism for electrolyte homeostasis
- A61P3/14—Drugs for disorders of the metabolism for electrolyte homeostasis for calcium homeostasis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- 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
-
- 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
- A61P9/04—Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
-
- 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
Definitions
- the present invention is useful as a remedy for cardiac insufficiency 6— [4- (4-pyridylylamino) phenyl) —4,5—dihydro
- the structural formula of the trihydrate of the hydrochloride has been described. Although it is known, the method for producing the hydrochloride trihydrate is not specifically known at all.
- 6-[4-(4-pyridylamino) phenyl] 1-4, 5-dihydro-3 (2H) pyridazinone hydrochloride trihydrate Regarding the crystallization of the Japanese lacquer, there is no reason to know exactly how to make it and what kind of crystallization exists. In addition, when used as pharmaceuticals, it is important to provide a stable supply with a certain standard. However, it is important to use 6-[4-(4 (4,5) Dihydro 3 (2H) pyridazinone hydrochloride trihydrate What is it? There is no good reason to know whether or not any crystal form can be supplied stably.
- the purpose of the present invention is represented by the above formula (I). 6 — [4 — (4 — pyridylamino) phenyl] 1-4, 5 — dihydro — 3 (2H) Pyridazinone hydrochloride, which is to provide trihydrate as a crystalline form, and is also used as a medicinal product. In this case, it is to provide a crystal form obtained by a stable manufacturing method that can be supplied. Disclosure of the invention
- the inventors of the present invention have conducted intensive studies to achieve the above-mentioned tasks and found that 6 — [4 — (4 — pyridylamino) feninole] — 4, 5 —
- dihydro-3 (2 H) pyridazinone hydrochloride two types of crystals were obtained as trihydrate. succeeded in .
- one crystal in particular, is obtained by a production method that can be supplied stably, and is useful as a medicinal product. And found that the present invention was completed.
- the gist of the present invention is as follows. Three
- DSC differential thermal analysis
- the crystal according to (1) or (2) characterized in that it has a special absorption peak (20 degrees).
- a calcium ion sensitizer that contains crystals of hydro3 (2H) pyridazinone hydrochloride trihydrate as an active ingredient.
- FIG. 1 is a diagram showing powder X-ray diffraction patterns of B-type crystals and B′-type crystals.
- Figure 2 shows the TG-DTA curve of the B-type crystal.
- Figure 3 shows the TG-DTA curve of the B'-type crystal.
- FIG. 4 is a diagram showing the IR turn and the turn of the B-type crystal.
- FIG. 5 is a diagram showing an IR curve of a B ′ type crystal, and
- FIG. 6 is a diagram showing a DSC curve of a B type crystal.
- FIG. 7 is a diagram showing a DSC curve of a B′-type crystal. Best form to carry out the invention
- the crystals of the present invention were determined by infrared absorption spectroscopy to be 1354, 1523, 1524, 1643-1644, 2946-2 There are characteristic absorption peaks (cm- 1 ) at 947, 3217-3218 and 3479-3484.
- the crystals provided by the present invention are of two types, B-type and B'-type, and the characteristics of each type are shown below.
- DSC Differential thermal analysis
- the crystals of the present invention can be manufactured by the following method.
- the above B type crystal is subjected to pressure treatment at a relatively high temperature of about 65 ° C as shown in the following examples. It is obtained by
- the above compound 0.00.01 to 1 mg / kg Is preferably administered once to three times a day.
- 0.01-2 mg of the above compound is administered two to five times a day.
- these doses are administered by continuous infusion.
- the above compound 0.001 to: Lmg / kg per day:! It is preferable to give up to three times.
- the above doses are used after being appropriately increased or decreased depending on age, disease state, sex, symptom and the like.
- the crystals of hydrochloride trihydrate can be used as a carrier for pharmaceutical preparations that are commonly used, that is, as a composition containing excipients and other additives. .
- a carrier may be solid or liquid.
- a solid carrier When a solid carrier is used, it should be in the form of tablets, powders, granules, hard gelatin capsules, suppositories, lozenges, etc.
- the force S can be.
- the amount of the solid carrier is not particularly limited, but is preferably about 1 mg to about 1 g.
- liquid carrier sterile injections or syrups, emulsions, soft gelatin capsules, or even sterile injection liquids such as those containing ampules It can be aqueous or non-aqueous suspension.
- the pharmaceutical composition of the present invention is used as an anticardiopathic drug, an antihypertensive agent, a potentiotropic sensitizer, an inotropic agent, an ophthalmic agent, etc. can do .
- Example 1 Manufacture of B-type crystals
- the crystals were filtered, washed with acetone-water (about 39 OmL of acetate and about 31 OmL of water), and dried to obtain crystals.
- the obtained crystals (66 g) were added to a solvent having a strength of about 80 OmL of DMF and about 53 OmL of water while the temperature was increased to completely dissolve the crystals.
- the mixture was cooled and aged, and the crystals were filtered off, washed with acetate, dried and dried to obtain crystals.
- the obtained crystal (60 g) was added and dissolved in a solvent consisting of about 280 g of ethanol and about 180 mL of water to dissolve the activated carbon.
- Example 2 Manufacturing of B'-type crystal
- the pressure is said to be a small test equipment (Kobe Steel's pressure crystallization small test equipment, pressure: up to 400 Mpa, temperature: 120 to 160).
- a high-pressure vessel was charged with the B-type crystal (saturated dissolution amount +10 g) obtained in Example 1 above together with about 10 ml of water.
- the pressure was increased stepwise every 50 MPa, and the pressure was increased up to a maximum of 380 MPa!].
- After pressurizing for 4.5 hours remove the sample from the container, quickly absorb water, separate by filtration (for 30 minutes), air-dry, and dry to form a B'-type crystal.
- the vacuum filtration device is a vacuum pump: ULVACS
- Model D A60D made by 1 NKUKIK0 (maximum capacity: 72 liters, maximum pressure: 3.32 KPa, maximum true
- Example 3 Water content measurement by powder X-ray diffraction measurement, differential thermal analysis (TG-DTA) measurement and Karl Fischer titration The above Examples 1 and 2 The crystals obtained in Steps 2 and 3 were subjected to powder X-ray diffraction measurement, differential thermal analysis (TG-DTA) measurement, and Karl Fischer titration, respectively. We started to measure water content. The powder X-ray diffraction measurement and differential thermal analysis (TG-DTA) measurement were performed under the following conditions, respectively. Powder X-ray diffraction measurement
- Monochromatic Uses monochromator
- Target output 40 kV — 200 mA
- Monochrome night light receiving slit 06 mm
- Atmosphere inert gas (N2200m1min) Reference: aluminum powder
- Fig. 1 shows the powder X-ray diffraction pattern of B'-type crystals
- the lower part in Fig. 1 shows the powder X-ray diffraction pattern of B-type crystals.
- the angles of the main peaks (2 ⁇ ) are shown below.
- Type B if'P13 (2 types): 11.3 ( ⁇ 0.2 °), 12.4 (Sat 0.2), 2.9 ( ⁇ 0.2), L7. 9 ( ⁇ 0 2 0), 1 9. 0 ( ⁇ 0 .. 2 °), 2 1. 0 ( Judges 0. 2 °), 2 2 . 8 ( ⁇ 0. 2, 2 4. 2 ( Judges 0 . 2 0), 2 4. 5 (Saturday 0. 2 °), 2 4. 9 (Sat 0. 2.) 2 8.. 7 (Saturday 0. 2 °) ⁇ beauty 2 9. 1 ( ⁇ 0. 2 °)
- IR infrared absorption
- DSC differential thermal analysis
- DSC Differential thermal analysis
- Equipment TA-2920 type DSC (manufactured by T.I. Instrumentation) Method: Pinhole method (uses 0.32 mm ⁇ wire) Conditions: Measurement temperature range: Room temperature to 200, heating rate: 10 / min.
- Sample container A1 Simple hermetically sealed container, enclosed atmosphere: DSC curves measured in nitrogen are shown in Fig. 6 (B-type crystal) and Fig. 7 (B'-type crystal).
- the B'-type crystal has a characteristic endothermic peak at 120 ⁇ : 140 ⁇ , and it is probable that both are different crystals.
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Hospice & Palliative Care (AREA)
- Vascular Medicine (AREA)
- Endocrinology (AREA)
- Rheumatology (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Urology & Nephrology (AREA)
- Ophthalmology & Optometry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002585409A JPWO2002088109A1 (ja) | 2001-04-27 | 2002-04-25 | 6−[4−(4−ピリジルアミノ)フェニル]−4,5−ジヒドロ−3(2h)ピリダジノン塩酸塩三水和物の結晶 |
CA002450018A CA2450018A1 (en) | 2001-04-27 | 2002-04-25 | Crystal of 6-[4-(4-pyridylamino)phenyl]-4, 5-dihydro-3(2h)-pyridazinone hydrochloride trihydrate |
EP02720592A EP1400520A4 (en) | 2001-04-27 | 2002-04-25 | 6- 4- (4-PYRIDYLAMINO) PHENYL -4,5-DIHYDRO-3 (2H) -PYRIDAZINONE HYDROCHLORIDE TRIHYDRATE CRYSTAL |
US10/475,515 US20040224956A1 (en) | 2001-04-27 | 2002-04-25 | Crystal of 6-[4-(4-pyridylamino)phenyl]-4,5-dihydro-3(2h)-pyridazinone hydrochloride trihydrate |
US12/029,208 US20090005392A1 (en) | 2001-04-27 | 2008-02-11 | Crystal of 6-[4-(4-pyridylamino) phenyl]-4,5-dihydro-3(2h-pyridazinone hydrochloride trihydrate |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001-130767 | 2001-04-27 | ||
JP2001130767 | 2001-04-27 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/029,208 Continuation US20090005392A1 (en) | 2001-04-27 | 2008-02-11 | Crystal of 6-[4-(4-pyridylamino) phenyl]-4,5-dihydro-3(2h-pyridazinone hydrochloride trihydrate |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002088109A1 true WO2002088109A1 (fr) | 2002-11-07 |
Family
ID=18979074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/004121 WO2002088109A1 (fr) | 2001-04-27 | 2002-04-25 | Cristal de trihydrate d'hydrochlorure de 6-[4-(4-pyridylamino)phenyl]-4,5-dihydro-3(2h)-pyridazinone |
Country Status (5)
Country | Link |
---|---|
US (2) | US20040224956A1 (ja) |
EP (1) | EP1400520A4 (ja) |
JP (1) | JPWO2002088109A1 (ja) |
CA (1) | CA2450018A1 (ja) |
WO (1) | WO2002088109A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006095844A1 (ja) * | 2005-03-10 | 2006-09-14 | Mitsubishi Pharma Corporation | 医薬製剤 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0145019A2 (en) * | 1983-12-14 | 1985-06-19 | Mitsubishi Kasei Corporation | Pyridazinone derivatives and salts thereof |
JPS61183282A (ja) * | 1985-02-07 | 1986-08-15 | Mitsubishi Chem Ind Ltd | ピリダジノン誘導体またはその塩類 |
JPS61289032A (ja) * | 1985-06-14 | 1986-12-19 | Mitsubishi Chem Ind Ltd | 強心剤 |
WO2002041917A1 (fr) * | 2000-11-22 | 2002-05-30 | Mitsubishi Pharma Corporation | Preparations ophtalmologiques |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60126282A (ja) * | 1983-12-14 | 1985-07-05 | Mitsubishi Chem Ind Ltd | ピリダジノン誘導体又はその塩類 |
JPS60197672A (ja) * | 1984-03-16 | 1985-10-07 | Mitsubishi Chem Ind Ltd | ビリダジノン誘導体またはその塩類 |
JPS6144873A (ja) * | 1984-08-10 | 1986-03-04 | Mitsubishi Chem Ind Ltd | ピリダジノン誘導体またはその塩類 |
US5158952A (en) * | 1988-11-07 | 1992-10-27 | Janssen Pharmaceutica N.V. | 3-[2-[4-(6-fluoro-1,2-benzisoxozol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9 tetrahydro-9-hydroxy-2-methyl-4H-pyrido [1,2-a]pyrimidin-4-one, compositions and method of use |
-
2002
- 2002-04-25 JP JP2002585409A patent/JPWO2002088109A1/ja active Pending
- 2002-04-25 CA CA002450018A patent/CA2450018A1/en not_active Abandoned
- 2002-04-25 US US10/475,515 patent/US20040224956A1/en not_active Abandoned
- 2002-04-25 EP EP02720592A patent/EP1400520A4/en not_active Withdrawn
- 2002-04-25 WO PCT/JP2002/004121 patent/WO2002088109A1/ja active Application Filing
-
2008
- 2008-02-11 US US12/029,208 patent/US20090005392A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0145019A2 (en) * | 1983-12-14 | 1985-06-19 | Mitsubishi Kasei Corporation | Pyridazinone derivatives and salts thereof |
JPS61183282A (ja) * | 1985-02-07 | 1986-08-15 | Mitsubishi Chem Ind Ltd | ピリダジノン誘導体またはその塩類 |
JPS61289032A (ja) * | 1985-06-14 | 1986-12-19 | Mitsubishi Chem Ind Ltd | 強心剤 |
WO2002041917A1 (fr) * | 2000-11-22 | 2002-05-30 | Mitsubishi Pharma Corporation | Preparations ophtalmologiques |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006095844A1 (ja) * | 2005-03-10 | 2006-09-14 | Mitsubishi Pharma Corporation | 医薬製剤 |
Also Published As
Publication number | Publication date |
---|---|
EP1400520A4 (en) | 2008-06-18 |
US20040224956A1 (en) | 2004-11-11 |
CA2450018A1 (en) | 2002-11-07 |
EP1400520A1 (en) | 2004-03-24 |
JPWO2002088109A1 (ja) | 2004-08-19 |
US20090005392A1 (en) | 2009-01-01 |
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