WO2014101865A1 - 葡萄糖衍生物和脯氨酸的复合物、晶体、制备方法及应用 - Google Patents
葡萄糖衍生物和脯氨酸的复合物、晶体、制备方法及应用 Download PDFInfo
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- WO2014101865A1 WO2014101865A1 PCT/CN2013/090856 CN2013090856W WO2014101865A1 WO 2014101865 A1 WO2014101865 A1 WO 2014101865A1 CN 2013090856 W CN2013090856 W CN 2013090856W WO 2014101865 A1 WO2014101865 A1 WO 2014101865A1
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- Prior art keywords
- compound
- preparation
- solution
- proline
- magnetic stirring
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Links
- 239000013078 crystal Substances 0.000 title claims abstract description 80
- 238000002360 preparation method Methods 0.000 title claims abstract description 60
- ONIBWKKTOPOVIA-BYPYZUCNSA-N L-Proline Chemical compound OC(=O)[C@@H]1CCCN1 ONIBWKKTOPOVIA-BYPYZUCNSA-N 0.000 title claims abstract description 37
- 150000002303 glucose derivatives Chemical group 0.000 title claims abstract description 16
- ONIBWKKTOPOVIA-UHFFFAOYSA-N Proline Natural products OC(=O)C1CCCN1 ONIBWKKTOPOVIA-UHFFFAOYSA-N 0.000 title claims abstract description 6
- 239000000203 mixture Substances 0.000 title claims abstract 4
- 229940126062 Compound A Drugs 0.000 claims abstract description 110
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 claims abstract description 110
- 230000005496 eutectics Effects 0.000 claims abstract description 69
- 229960002429 proline Drugs 0.000 claims abstract description 36
- 229930182821 L-proline Natural products 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 26
- 238000000634 powder X-ray diffraction Methods 0.000 claims abstract description 19
- 239000003814 drug Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 13
- 238000002425 crystallisation Methods 0.000 claims abstract description 5
- 230000008025 crystallization Effects 0.000 claims abstract description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 84
- 239000000243 solution Substances 0.000 claims description 69
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 50
- 239000012528 membrane Substances 0.000 claims description 40
- 239000000706 filtrate Substances 0.000 claims description 23
- 239000004677 Nylon Substances 0.000 claims description 22
- 229920001778 nylon Polymers 0.000 claims description 22
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 14
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 229940079593 drug Drugs 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000012982 microporous membrane Substances 0.000 claims description 5
- 210000002237 B-cell of pancreatic islet Anatomy 0.000 claims description 4
- 102000000070 Sodium-Glucose Transport Proteins Human genes 0.000 claims description 4
- 108010080361 Sodium-Glucose Transport Proteins Proteins 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 4
- 208000030159 metabolic disease Diseases 0.000 claims description 3
- 102000018711 Facilitative Glucose Transport Proteins Human genes 0.000 claims description 2
- 108091052347 Glucose transporter family Proteins 0.000 claims description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
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- 239000011734 sodium Substances 0.000 claims description 2
- 208000024891 symptom Diseases 0.000 claims description 2
- 229910017488 Cu K Inorganic materials 0.000 claims 1
- 229910017541 Cu-K Inorganic materials 0.000 claims 1
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- 238000000034 method Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 abstract 1
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- KZSNJWFQEVHDMF-BYPYZUCNSA-N L-valine Chemical compound CC(C)[C@H](N)C(O)=O KZSNJWFQEVHDMF-BYPYZUCNSA-N 0.000 description 131
- 238000003760 magnetic stirring Methods 0.000 description 80
- 229960004295 valine Drugs 0.000 description 67
- 239000000523 sample Substances 0.000 description 44
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 36
- 239000007787 solid Substances 0.000 description 36
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- 239000007858 starting material Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 6
- 239000008103 glucose Substances 0.000 description 6
- 230000009102 absorption Effects 0.000 description 5
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- 238000001035 drying Methods 0.000 description 5
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- 239000002994 raw material Substances 0.000 description 5
- 230000004584 weight gain Effects 0.000 description 5
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- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 108091006269 SLC5A2 Proteins 0.000 description 4
- 102000058081 Sodium-Glucose Transporter 2 Human genes 0.000 description 4
- 229940123518 Sodium/glucose cotransporter 2 inhibitor Drugs 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
- 238000001291 vacuum drying Methods 0.000 description 4
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 2
- 239000005695 Ammonium acetate Substances 0.000 description 2
- -1 Aryl glycosides Chemical class 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 229940043376 ammonium acetate Drugs 0.000 description 2
- 235000019257 ammonium acetate Nutrition 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
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- 208000001072 type 2 diabetes mellitus Diseases 0.000 description 2
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- 239000004474 valine Substances 0.000 description 2
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- YKXCWZVUWWQSAV-BTVCFUMJSA-N (2r,3s,4r,5r)-2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O YKXCWZVUWWQSAV-BTVCFUMJSA-N 0.000 description 1
- 208000010444 Acidosis Diseases 0.000 description 1
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- 229910052684 Cerium Inorganic materials 0.000 description 1
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- 206010012655 Diabetic complications Diseases 0.000 description 1
- 208000032928 Dyslipidaemia Diseases 0.000 description 1
- 238000010268 HPLC based assay Methods 0.000 description 1
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- VXHYUGDYOAWBCP-AVZLNWEGSA-N OC[C@H]([C@H]([C@@H]([C@H]1O)O)O)O[C@H]1c(cc1)cc(Cc(cc2)ccc2OCC2(COC2)[F]C(C2)CN[C@@H]2C(O)=O)c1Cl Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O)O[C@H]1c(cc1)cc(Cc(cc2)ccc2OCC2(COC2)[F]C(C2)CN[C@@H]2C(O)=O)c1Cl VXHYUGDYOAWBCP-AVZLNWEGSA-N 0.000 description 1
- 208000008589 Obesity Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 102000003673 Symporters Human genes 0.000 description 1
- 108090000088 Symporters Proteins 0.000 description 1
- 206010067584 Type 1 diabetes mellitus Diseases 0.000 description 1
- KZSNJWFQEVHDMF-UHFFFAOYSA-N Valine Natural products CC(C)C(N)C(O)=O KZSNJWFQEVHDMF-UHFFFAOYSA-N 0.000 description 1
- 201000000690 abdominal obesity-metabolic syndrome Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229940024606 amino acid Drugs 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 229940127003 anti-diabetic drug Drugs 0.000 description 1
- 239000003472 antidiabetic agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
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- 239000002552 dosage form Substances 0.000 description 1
- 238000007876 drug discovery Methods 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
- 210000004051 gastric juice Anatomy 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 208000018914 glucose metabolism disease Diseases 0.000 description 1
- 229930182470 glycoside Natural products 0.000 description 1
- 230000003451 hyperinsulinaemic effect Effects 0.000 description 1
- 201000008980 hyperinsulinism Diseases 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
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- 150000007522 mineralic acids Chemical class 0.000 description 1
- 235000020824 obesity Nutrition 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/04—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D207/10—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D207/16—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P19/00—Drugs for skeletal disorders
- A61P19/06—Antigout agents, e.g. antihyperuricemic or uricosuric 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
-
- 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
- A61P3/04—Anorexiants; Antiobesity 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
- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
- A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/13—Crystalline forms, e.g. polymorphs
Definitions
- the invention relates to a complex of a glucose derivative and a proline, a eutectic crystal, a preparation method and an application thereof; and particularly relates to a (2S, 3R, 4R, 5S, 6R)-2-(4-chloro-3- (4-((3-fluorooxetan-3-yl)methoxy))benzyl)phenyl: )-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4, 5-triol*bis-valine:) complex, eutectic crystal, preparation method and application.
- Background technique
- SGLTs Sodium-glucose co-transporters
- Kidney SGLT reabsorbs glucose from the kidney filtrate to prevent blood sugar from being lost from the urine.
- SGLT2 transports kidneys to reabsorb 98% of glucose, while SGLT1 accounts for only 2% of the rest.
- Inhibition of SGLT2 activity can specifically inhibit the reabsorption of glucose by the kidneys, and increase the excretion of glucose in the urine, which may normalize plasma glucose in diabetic patients. Therefore, SGLT, especially SGLT2 inhibitors, is a promising candidate for antidiabetic drugs (Handlon, A., Expert Opin. Ther. Patents (2005) 15(11): 1531-1540).
- Aryl glycosides as SGLT2 inhibitors are also known from the following patent applications, WO 01/27128, WO 02/083066, WO 03/099836, US 2003/0114390, WO 04/063209, WO 2005/012326, US 2005/ 0209166, US 2006/0122126, WO 2006/011502, US 2007/0293690, WO 2008/034859, WO 2008/122014, and WO 2009/026537.
- the compound A obtained by the preparation method described herein is amorphous; the hygroscopicity is strong, and the hygroscopic weight gain is 14.72% at 95% RH. After the moisture absorption, the drug is prone to discoloration, loss of stability and decomposition, which is not conducive to the operation of the preparation process. Therefore, it is necessary to develop a compound A eutectic type which is excellent in physical and chemical properties and which is advantageous for preparation. Summary of the invention
- the technical problem to be solved by the present invention is to provide a complex, crystal, preparation method and application of a glucose derivative and a proline.
- the glucose derivative (Compound A) and the valine eutectic crystal of the present invention have better physicochemical properties, better water solubility, lower hygroscopicity and higher stability, and are particularly suitable for the preparation of various drugs.
- the structure of Compound A is as follows:
- the inventors of the present invention found in the study of preparing the eutectic of Compound A that most of the organic and inorganic acids commonly used in pharmacy are used, and only gels, oils or amorphous substances are obtained, and it is difficult to obtain good physical properties. Eutectic crystal of Compound A of chemical nature. After continuous experimentation, summarization and improvement, the inventors of the present invention have surprisingly found that when L-valine is used, and the preparation conditions are specifically controlled, physicochemical properties are excellent (2S, 3R, 4R, 5S, 6R).
- the present invention provides a complex of a glucose derivative and L-valine as shown in Formula I, said complex consisting of Compound A and L-valine, said Compound A and L- ⁇ The molar ratio of amino acid is 1:2; its structure is as follows:
- the complex refers to an aggregate having a certain (physiological, chemical) function or a distinct (physicochemical) property composed of a series of molecules (for example, complex organic matter, inorganic compound) and a simple substance.
- the present invention also provides a eutectic crystal of a complex of the above glucose derivative and L-valine.
- Formula I X-ray powder diffraction of the eutectic crystal, when the diffraction angle is 2 ⁇ , at 4.339 ⁇ 0.1, 15.294 ⁇ 0.1, 16.804 ⁇ 0.1, 18.335 ⁇ 0 ⁇ 1, 19.274 ⁇ 0 ⁇ 1, 19 982 ⁇ 0 ⁇ 1, 23.218 ⁇ 0.1 and 24.885 ⁇ 0.1 have characteristic diffraction peaks, wherein the X-ray powder diffraction spectrum uses Cu- Kai radiation.
- the present invention also provides a eutectic crystal of a complex of the above glucose derivative and L-valine.
- the X-ray powder diffraction of the eutectic crystal when the diffraction angle is 2 , is 4.339 ⁇ 0.1, 11.499 ⁇ 0.1, 12.835 ⁇ 0.1, 13.921 ⁇ 0.1, 15.294 ⁇ 0.1, 16.212 ⁇ 0.1, 16.804 ⁇ 0.1, 17.154 ⁇ 0 ⁇ 1, 18 ⁇ 335 ⁇ 0 ⁇ 1, 19.274 ⁇ 0.1, 19.982 ⁇ 0.1, 22.710 ⁇ 0.1, 23.218 ⁇ 0.1, 24.885 ⁇ 0.1, 27.940 ⁇ 0.1, 29.612 ⁇ 0.1 and 30.313 ⁇ 0.1 characteristic diffraction peaks, wherein the X- ray powder diffraction spectra were measured using ⁇ - ⁇ ⁇ radiation.
- the present invention also provides a method for preparing a eutectic crystal of a complex of the above glucose derivative and L-valine, which comprises the steps of: mixing a solution of a compound hydrazine with an L-valine solution, cooling, crystallization, Yes;
- the solvent is a 95% aqueous solution of ethanol.
- the solution of the compound A is first subjected to microfiltration membrane filtration, and the filtrate is mixed with the L-valine solution.
- the microporous membrane is preferably a nylon membrane having a pore diameter of 0.45 ⁇ m.
- the temperature at which the solution of the compound A is mixed with the L-valine solution is usually 30 ° C to 130 ° C, preferably 50 ° C to 110 ° C, more preferably 70 ° C to 90 ° C.
- the solution of the compound A can be obtained by mixing the compound A with a solvent to form a solution of the compound A.
- the compound A is mixed with a solvent, preferably under heating.
- the temperature of the heating condition is generally higher than the ambient temperature, and generally the compound A is completely dissolved in the solvent, and is generally 30 ° C to 130 ° C, preferably 50 ° C to 110 ° C, more preferably 70 ° C ⁇ 90 ° C.
- the L-valine solution can be obtained by the following steps: L-proline is mixed with a 95% aqueous ethanol solution to form a solution of L-valine.
- the volume-to-mass ratio of the 95% ethanol aqueous solution to L-valine is preferably from 90 mg/mL to 120 mg/mL. Among them, the percentage is the mass percentage.
- the solvent may be a polar, low toxicity, moderately volatile solvent, which is preferably miscible with 95% aqueous ethanol solution and is a good solvent for dissolving the compound A, preferably acetone.
- a polar, low toxicity, moderately volatile solvent which is preferably miscible with 95% aqueous ethanol solution and is a good solvent for dissolving the compound A, preferably acetone.
- the amount of the solvent is such that the compound A can be dissolved.
- the concentration of the solution of the compound A is from 25 mg/mL to 400 mg/mL, preferably from 50 mg/mL to 300 mg/mL.
- L-valine is generally 1 to 2 times the molar amount of the compound A.
- the mixing may be carried out by methods conventional in the art, such as vortex mixing, magnetic stirring mixing or shaking mixing.
- the mixing time is generally from 1 to 30 minutes, preferably from 1 to 10 minutes.
- the cooling can be carried out by natural cooling or by rapid cooling.
- the rapid cooling generally refers to rapid cooling of the system by means of an ice water bath or an ice salt bath.
- the cooling temperature is such that the eutectic crystal of the complex of the compound A and the L-valine is precipitated, and it is usually cooled to room temperature.
- the room temperature refers to the ambient temperature
- the prescription for "room temperature” is generally 10 ° C to 30 ° C.
- the cooling rate is preferably from 1 to 20 ° C / h, more preferably from 5 to 10 ° C / h, wherein the cooling rate is faster to accelerate the crystallization time, but the crystal size formed is small, and slow cooling is beneficial. Crystal grows up, forming The perfect lattice.
- each step is preferably carried out under stirring conditions, wherein cooling and crystallization are carried out under stirring to maintain a uniform temperature of the solution in the upper and lower portions of the vessel, which is advantageous for crystal uniformity.
- the eutectic crystals of the complex of compound A and L-valine After the eutectic crystals of the complex of compound A and L-valine are precipitated, they can be isolated by a conventional method in the art, usually by filtration, washing and drying.
- the filtration can be performed by suction filtration.
- the conditions and steps of the filtration may be carried out by a conventional filtration operation in the art.
- the solvent used for the washing is preferably n-glycol.
- the drying may be carried out by a conventional method in the art, such as drying under normal pressure or drying under reduced pressure.
- the drying temperature is preferably 40 °C.
- the eutectic crystals of the present invention are more preferably used in substantially pure form as pharmaceutically active materials, i.e., substantially free of other crystalline forms of the compound A and L-valine eutectic crystals.
- the present invention also encompasses the complexation of a eutectic crystal of a complex of Compound A and L-valine as provided in the present application with another compound or compounds A and L-valine.
- the pharmaceutically active substance is a mixed crystal, more preferably, the mixed crystal contains at least 50% of the eutectic crystal of the complex of the compound A and the L-valine of the present invention in a percentage by mass.
- the present invention further provides a eutectic crystal form of the above-described glucose derivative and L-valine as shown in Formula I for the preparation and treatment of a disease caused by the sodium-dependent glucose transporter SGLT (specifically SGLT2). And/or the application of the symptoms of the drug.
- SGLT sodium-dependent glucose transporter
- the present invention provides the use of the above-described eutectic crystal of the glucose derivative and L-valine as shown in Formula I for the preparation of a medicament for the treatment and/or prevention of metabolic disorders.
- the metabolic disorders generally refer to: type 1 diabetes, type 2 diabetes, diabetic complications, metabolic acidosis or ketotoxicity, reactive hypoglycemia, hyperinsulinemia, glucose metabolic disorders, insulin resistance , metabolic syndrome, dyslipidemia for different causes, atherosclerosis and related diseases, obesity, hypertension, chronic heart failure, edema and hyperuricemia.
- the present invention also provides the above-mentioned glucose derivative and L-valine eutectic crystal as shown in Formula I.
- the reagents used in the present invention are all commercially available.
- the positive progress of the present invention is as follows:
- the present invention successfully produces the compound ruthenium and L-valine complex for the first time, and the eutectic crystal thereof has excellent physical and chemical properties, high water solubility, low hygroscopicity and high stability, and is particularly suitable for use.
- the preparation method of the invention is simple and convenient to operate, and is suitable for industrial production.
- Figure 1 is an X-ray powder diffraction pattern of a eutectic crystal of a composite of Compound A and L-valine of Effect Example 1.
- Figure 2 is an X-ray powder diffraction pattern of the starting material of Compound A of Effect Example 1.
- Fig. 3 is a polarized light micrograph of a eutectic crystal of a composite of Compound A and L-valine of Effect Example 2.
- Fig. 4 is a polarized light micrograph of the material of the compound A of Effect Example 2.
- Fig. 5 is a graph showing the constant temperature absorption of eutectic crystals of the compound of Compound A and L-valine of Effect Example 3.
- Fig. 6 is a graph showing the constant temperature absorption of the material of the compound A of the effect example 3. detailed description
- the compound A starting material can be prepared according to an existing method, such as a patent.
- Example 1 Preparation of eutectic crystals of a complex of compound A and L-valine Compound A (25.0 mg) was dissolved in acetone (1 mL), and dissolved under magnetic stirring at 30 ° C to dissolve the sample solution. Filtration was carried out with a 0.45 ⁇ microporous membrane (nylon membrane), and the filtrate was placed on a heating table at 30 ° C, and an equimolar ratio of 1 mol/L of L-valine in 95% ethanol was slowly added under magnetic stirring (53.4). L). After magnetic stirring for 5 min, the solution became turbid and turbid, and a solid precipitated.
- Example 7 Preparation of Eutectic Crystals of a Complex of Compound A and L-Proline Compound A (100.4 mg) was dissolved in acetone (0.5 mL), and dissolved under magnetic stirring at 55 °C. The sample solution was filtered through a 0.45 ⁇ microfiltration membrane (nylon membrane) and the filtrate was placed at 55 °C. On a heating table, a 2 mol/L solution of 1 mol/L L-valine in 95% ethanol (429 L) was slowly added under magnetic stirring. After magnetic stirring for 20 min, the solution became cloudy from clarification, and a white solid began to precipitate.
- the temperature of the sample was lowered to room temperature at a temperature decreasing rate of 5 ° C / h, and a white precipitate was precipitated.
- the sample was suction filtered under reduced pressure to give a white solid, which was washed three times with n-heptane, and then the product was placed in a vacuum oven and dried under reduced pressure at 40 ° C to give the final product (46.9 mg, yield 31.3) %).
- the sample was suction filtered under reduced pressure to give a white solid, which was washed three times with n-heptane, and then the product was placed in a vacuum oven and dried under reduced pressure at 40 ° C to obtain the final ⁇ ⁇ .
- the X-ray source is Cii-K ai (wavelength is 1.54056A); Operating voltage: 40KV; Operating current intensity: 40mA; Detector: PSD detector; Scanning angle: 4 ⁇ 40° (29); Step value: 0.05°; Scanning speed: 0.5 second/step.
- the X-ray powder diffraction pattern of the compound A*L-valine eutectic crystal prepared in Examples 1 to 19 is shown in Fig. 1.
- Table 1 Table 1
- the X-ray powder diffraction pattern of the compound ruthenium raw material is shown in Fig. 2. As can be seen from Fig. 2, there is no significant large diffraction peak in the X-ray powder diffraction pattern of the compound A raw material, indicating that the compound A raw material exists in an amorphous state.
- Polarized microscope detection conditions The eyepiece is magnified 10 times and the objective lens is magnified 10 times.
- FIG. 3 A polarizing microscope image of the eutectic crystal of the compound of the compound A*L-valine prepared in Examples 1 to 19 is shown in Fig. 3. As can be seen from Fig. 3, the crystal has a remarkable birefringence phenomenon, and the crystal crucible is irregularly granular, and its particle diameter is in the range of 10 to 50 ⁇ m.
- a polarizing microscope image of the compound A starting material is shown in Fig. 4. The compound A material has no birefringence and exhibits a random glassy state.
- the granule-like stability of the compound A*L-valine eutectic crystal of the present invention is better than that of the amorphous state of the compound A raw material, which facilitates the smooth progress of the preparation of the pharmaceutical preparation process.
- Hygroscopicity detection method The instrument adopts Dynamic Water Moisture Absorber (DVS Advantage, Surface Measurement System Ltd.); Experimental temperature: 25 ° C; Humidity circulation range: 0-95% relative humidity; Step value: 5% Relative humidity; weight gain balance standard: weight change less than 0.01% in 5 minutes; longest balance time: 120 minutes.
- DVS Advantage Dynamic Water Moisture Absorber
- Experimental temperature 25 ° C
- Humidity circulation range 0-95% relative humidity
- Step value 5% Relative humidity
- weight gain balance standard weight change less than 0.01% in 5 minutes
- longest balance time 120 minutes.
- thermophilic hygroscopic curves of the eutectic crystals of the compound prepared in Examples 1 to 19, A*L-valine are shown in Fig. 5.
- the initial mass is 10.2006 mg, and the relative humidity is from 0 to 85% RH.
- the L-valine eutectic slowly absorbs water, and the absorbed water is only 2.174%.
- the final weight gain is about 9.967. %, indicating that the eutectic crystal of the compound A*L-valine complex is not very sensitive to moisture under normal conditions.
- the ordinate is the mass gain percentage of the sample to be tested relative to the dry weight of the sample.
- relative humidity refers to the percentage of vapor pressure in the air to saturated vapor pressure.
- the constant temperature moisture absorption curve of the compound A raw material is shown in Fig. 6. It can be seen from Fig. 6 that the initial mass is 10.3109 mg. When the relative humidity of compound A is 50%, the moisture absorption rate starts to accelerate significantly, absorbs about 4.8% of water, and absorbs water at a very fast rate, 95% RH. At the end, the final weight gain was 14.72%. This indicates that the compound A material is sensitive to moisture.
- the ordinate is the weight gain mass percentage of the sample to be tested relative to the dry weight of the sample.
- relative humidity is the percentage of the vapor pressure in the air to the saturated vapor pressure.
- the complex of the compound A*L-valine of the present invention has a low eutectic hygroscopicity and has a distinct advantage.
- Solubility measurement method Weigh accurately 2-3 mg of each sample in a vial, add appropriate amount of ultrapure water, make the target concentration 2.0 mg/mL, and equilibrate at 25 °C for 18 hours until the solubility no longer changes.
- the drug concentration was determined by HPLC, and the solubility of the drug was calculated by preparing a standard curve.
- SGF means artificial gastric juice
- SIF-Fasted means simulated intestinal fluid (pre-meal)
- SIF-Fed means simulated intestinal fluid (post-meal).
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Abstract
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JP2015549977A JP5858513B1 (ja) | 2012-12-31 | 2013-12-30 | ブドウ糖誘導体とプロリンの複合物、結晶体、その製造方法及び使用 |
EP13866998.1A EP2940026B1 (en) | 2012-12-31 | 2013-12-30 | Composition of glucose derivative and proline, crystal, preparation method and application |
ES13866998.1T ES2647876T3 (es) | 2012-12-31 | 2013-12-30 | Composición para un derivado de glucosa y prolina, cristal, método de preparación y aplicación |
US14/758,289 US9738603B2 (en) | 2012-12-31 | 2013-12-30 | Complex of glucose derivative and proline, crystal, preparation method and use |
HK16100127.8A HK1212352A1 (zh) | 2012-12-31 | 2016-01-07 | 葡萄糖衍生物和脯氨酸的複合物、晶體、製備方法及應用 |
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WO2016131431A1 (en) * | 2015-02-18 | 2016-08-25 | Zentiva, K.S. | Solid forms of empagliflozin |
WO2017203457A1 (en) * | 2016-05-26 | 2017-11-30 | Dr. Reddy's Laboratories Limited | Solid state forms of empagliflozin |
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CN103910769B (zh) | 2012-12-31 | 2018-10-02 | 上海璎黎药业有限公司 | 葡萄糖衍生物和脯氨酸的复合物、晶体、制备方法及应用 |
CN113336733B (zh) * | 2021-05-31 | 2022-02-18 | 北京惠之衡生物科技有限公司 | 一种sglt-2抑制剂的l-脯氨酸共结晶体的制备方法 |
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- 2012-12-31 CN CN201210594549.9A patent/CN103910769B/zh active Active
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- 2013-12-30 US US14/758,289 patent/US9738603B2/en active Active
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- 2013-12-30 EP EP13866998.1A patent/EP2940026B1/en active Active
- 2013-12-30 JP JP2015549977A patent/JP5858513B1/ja not_active Expired - Fee Related
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Also Published As
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EP2940026B1 (en) | 2017-09-06 |
EP2940026A1 (en) | 2015-11-04 |
ES2647876T3 (es) | 2017-12-27 |
JP2016504340A (ja) | 2016-02-12 |
US20150336888A1 (en) | 2015-11-26 |
CN103910769B (zh) | 2018-10-02 |
EP2940026A4 (en) | 2015-12-23 |
HK1212352A1 (zh) | 2016-08-19 |
US9738603B2 (en) | 2017-08-22 |
JP5858513B1 (ja) | 2016-02-10 |
CN103910769A (zh) | 2014-07-09 |
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