WO2005035538A1 - ペナム結晶及びその製造法 - Google Patents
ペナム結晶及びその製造法 Download PDFInfo
- Publication number
- WO2005035538A1 WO2005035538A1 PCT/JP2004/015299 JP2004015299W WO2005035538A1 WO 2005035538 A1 WO2005035538 A1 WO 2005035538A1 JP 2004015299 W JP2004015299 W JP 2004015299W WO 2005035538 A1 WO2005035538 A1 WO 2005035538A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- methyl
- acetone
- crystal
- tmpb
- crystals
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D499/86—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with only atoms other than nitrogen atoms directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D499/87—Compounds being unsubstituted in position 3 or with substituents other than only two methyl radicals attached in position 3, and with a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D499/04—Preparation
Definitions
- the present invention relates to a penum crystal and a method for producing the same.
- the evening zobactam represented by the above formula (1) has an extremely weak antibacterial activity, so it is not used as an antibacterial agent by itself, but it produces bacteria.) It is irreversible with 3-lactamase Has the effect of inhibiting i3-lactamase activity. For this reason, Yuzobaku Yum is used in combination with existing antibacterial agents that are inactivated by 3-lactamase, and exerts the original antibacterial activity of these antibacterial agents against 3-lactamase-producing bacteria. (Katsuharu Sakai, Handbook of the Latest Antibiotics, 10th edition, p. 113).
- zopactam is converted to 2-methyl-1-2-[(1,2,3-triazol-11-yl) methyl] penamou 3 ⁇ ; —benzhydryl ester of rubonate (hereinafter “ ⁇ ⁇ ⁇ ”), and then oxidized to give 2-methyl-2 / 3-[(1,2,3-triazol-1-yl) methyl] penamous 3 ⁇ -potassium 1,1- Manufactured by deesterification of dioxide benzhydryl ester (hereinafter sometimes referred to as “ ⁇ ”). Therefore, ⁇ is useful as a synthetic intermediate of zobactam and a precursor of ⁇ ⁇ ⁇ . Reaction formula:
- Ph phenyl
- TMPB has a 1,2,3-triazolyl group that has nucleophilic reactivity in its molecule. Oily or amorphous TMPB is unstable, and TMPB decomposes and degrades. Easy to receive. For this purpose, attempts have been made to extract stable TMPB crystals (WO 02/14325).
- the method described in WO 02/14325 produces a crystal by concentrating a solution containing TMPB, diluting the concentrated solution with acetic ester, and then mixing the diluted solution with a solvent such as hexane.
- One object of the present invention is to provide a method for producing high-purity TMPB in high yield.
- the present inventors have conducted intensive studies to solve the above problems, and as a result, succeeded in developing a new TMP B-acetone crystal that could serve as a precursor before TAZB. Furthermore, the present inventors can easily produce a TMPB-acetone crystal from a solution obtained by concentrating a solution containing TMPB and dissolving the same in acetone, and efficiently It has been found that TMPB crystals can be isolated and that TMPB crystals can be produced with high purity and high yield by deacetonizing the TMP B-acetone crystals. The present invention has been completed based on such knowledge.
- the present invention provides the following 1 to 22 inventions.
- (C) A method for producing TMPB-acetone crystals, comprising a step of precipitating TMPB-acetone crystals from the obtained acetone solution.
- step (A) adjust the amount of organic solvent based on 1 kg of TMPB.
- the poor solvent is an aliphatic hydrocarbon having 4 to 8 carbon atoms, or an alicyclic ring having 4 to 8 carbon atoms.
- the poor solvent is composed of n-pentane, n-hexane, n-heptane, n-octane, cyclohexane, getyl ether, di-n-butyl ether, di-isopropyl ether and di-so-butyl ether 15.
- TMP B A process for producing TAZ B, comprising the step of reacting acetone crystals with an oxidizing agent in a solvent.
- the oxidizing agent is selected from the group consisting of permanganic acid, periodic acid, peracetic acid, trifluoroperacetic acid, perbenzoic acid, m-chloroperbenzoic acid, alkali metal salts thereof, and hydrogen peroxide. 17. The method according to 17 above, wherein the method is at least one kind.
- TMP B A method for producing TMP B crystals, including the step of deacetonating acetone crystals.
- a method for producing a TMP B crystal comprising:
- the TMP B-acetone crystal of the present invention is, for example, as described in the above (A)
- This step is a step of concentrating the organic solvent solution containing TMP B.
- the organic solvent solution containing TMPB used in this step includes a reaction solution containing TMPB obtained according to a known method.
- the organic solvent may be a solvent used for the production reaction of TMPB or an organic solvent used for extraction of TMPB.
- Preferred organic solvents are hydrophobic organic solvents.
- Examples of such a hydrophobic organic solvent include halogenated hydrocarbon solvents such as dichloromethane, 1,2-dichloroethane, 1,2-dichloropropane, 1,1,2-trichloroethane, chloroform, and carbon tetrachloride. And the like. Of these, dichloromethane is particularly preferred.
- the concentration of the organic solvent solution containing TMPB is performed by a known method.
- the concentration is preferably performed under reduced pressure, for example, under a reduced pressure of about 25 to 80 kPa.
- the concentration of the organic solvent solution includes both concentration until the organic solvent is completely removed and partial concentration in which the organic solvent remains in the concentrate. Generally, it is sufficient to concentrate the organic solvent to less than about 1.5 liters based on 1 kg of TMPB. From the viewpoint of crystallization efficiency, the concentration is preferably about 0.15 to 0.7 liter, more preferably about 0.2 to 0.5 liter, based on 1 kg of TMPB.
- This step is a step of dissolving the concentrate obtained in the above step A in acetone.
- the amount of acetone used may be 1.5 to 5 liters, preferably 2 to 4 liters, more preferably 2.2 to 3 liters, based on 1 kg of TMPB in the concentrate.
- the organic solvent remains in the concentrate, it is preferable to use acetone so that the volume ratio of the organic solvent is 1/3 or less, preferably 1 to 4 or less, with respect to the amount of acetone used.
- the temperature should be around 40 ° C in consideration of the stability of TMPB, It is preferable to avoid heating.
- This step is a step of precipitating TMP B-acetone crystals from the acetone solution obtained in the above step B.
- crystallization For the crystallization, a general crystallization method usually used can be widely applied.
- the crystallization is performed, for example, by cooling the acetone solution or adding a poor solvent for TMP B-acetone crystallization to the acetone solution.
- the acetone solution is usually cooled to about 10 ° C or lower, preferably to about 0 or lower.
- a solvent having a low solubility in TMP B and having compatibility with acetone can be widely used.
- poor solvents examples include aliphatic hydrocarbons having 4 to 8 carbon atoms, alicyclic hydrocarbons having 4 to 8 carbon atoms, and alkyl ethers having 2 to 10 carbon atoms. These poor solvents are used alone or as a mixture of two or more.
- aliphatic female hydrocarbons having 4 to 8 carbon atoms examples include n-pentane, n-hexane, n-heptane, n-octane, and cyclohexane. Is mentioned.
- alkyl ether having 2 to 10 carbon atoms examples include getyl ether, diisopropyl ether, di-n-butyl ether, diisobutyl ether and the like.
- aliphatic hydrocarbons having 4 to 8 carbon atoms are preferable, and n-hexane is more preferable.
- the amount of the poor solvent used is not particularly limited, but considering the crystallization efficiency and workability, usually 0.1 to 1 liter of acetone in the acetone solution is used.
- It may be about 20 liters, preferably about 0.5 to 5 liters.
- the crystallization temperature is usually about 56 ° C or lower, preferably about 178 to 30 ° C, and more preferably about 130 to 10 ° C.
- the crystallized TMP B-acetone is crystallized by known filtration methods. Ton solution.
- the TMP B-acetone crystal thus obtained has a 1: 1 molar ratio between TMP B and acetone, and has a unique X-ray powder diffraction pattern.
- thermogravimetric analysis data supports the presence of TMPB and acetone at a molar ratio of 1: 1 with desorption of the acetone occurring at a temperature above the boiling point of the acetone (83.2.C). It indicates that.
- the TMPB-acetone crystal of the present invention is not simply a substance in which acetone has adhered to TMPB due to insufficient drying, and acetone is present in the TMPB crystal lattice, thereby forming an inclusion body. It is presumed to have formed.
- TAZB is produced by reacting the TMPB-acetone crystal of the present invention with an oxidizing agent in a solvent.
- oxidizing agent known oxidizing agents can be widely used, and examples thereof include permanganic acid, periodic acid, peracetic acid, trifluoroperacetic acid, perbenzoic acid, m-chloroperbenzoic acid, and alkali metal salts thereof. Hydrogen oxide and the like can be given.
- alkali metal include sodium and potassium.
- the oxidizing agent may be used in a large excess amount with respect to the TMPB-acetone crystal, but usually, the molar amount may be about equimolar to 5 times the molar amount of the crystal.
- solvent to be used examples include halogenated hydrocarbons such as dichloromethane, chloroform, carbon tetrachloride, etc., ethers such as tetrahydrofuran and dioxane, ketones such as acetone and methyl ethyl ketone, acetic acid, Organic such as formic acid Acids, pyridine, ⁇ and the like. These are used alone or in combination of two or more.
- Such a solvent is usually used in an amount of about 0.001 to 100 liters, preferably about 0.01 to 10 liters, per 1 kg of acetone crystals, but is not limited thereto.
- the temperature at which the oxidizing agent is reacted is not particularly limited, but usually about 0 to 60 ° C is sufficient.
- the reaction time is generally about 0.5 to 12 hours.
- the TAZB thus produced can be purified by a commonly used purification method such as an extraction method, column chromatography, recrystallization and the like.
- the TMPB-acetone crystal of the present invention changes to a TMPB crystal very slowly at room temperature (20 ° C.) under atmospheric pressure, but it is necessary to produce a high-purity TMPB crystal to such an extent that no TMPB-acetone crystal is detected. It is preferable to perform a deacetonization treatment.
- the deacetonization treatment is performed, for example, by keeping TMPB-acetone crystals under reduced pressure.
- the degree of pressure reduction is not particularly limited, but for example, about 1 to 1 OkPa, preferably about 1.3 to 5 kPa is sufficient.
- the environmental temperature of the TMPB-acetone crystal is generally maintained at about 20 ° C. or higher, preferably about 30 ° C. or higher, more preferably about 30 to 40 ° C. If the environmental temperature of the TM PB-acetone crystal is extremely high, the generated TMPB crystal may be inferior.
- the treatment time varies depending on the degree of pressure reduction, temperature, and the like, and cannot be unconditionally determined. For example, it takes 6 hours or more at about 4 kPa and 40 ° C.
- the crystallization efficiency is very excellent. It is thought that TMP B forms a clathrate different from TMP B together with acetone in acetone, thereby lowering the solubility in acetone and making it easier to precipitate TMPB-acetone crystals. Therefore, in producing the TMPB-acetone crystal of the present invention, the crystallization temperature is There is no particular limitation, and crystallization is sufficiently performed at about room temperature. Furthermore, cooling does not result in the incorporation of other components or the separation of oils.
- the TMP B-acetone crystal of the present invention can be directly used for the production of TAZB.
- the TMP B crystal can be easily produced by subjecting the TMP B-acetone crystal of the present invention to deacetonization treatment.
- the TMP B-acetone crystal of the present invention can be easily produced by subjecting the TMP B-acetone crystal of the present invention to deacetonization treatment.
- a crystal comprising TMP B and acetone, which can be taken out very efficiently, and then subjecting the crystal to deacetonization treatment, a high yield and high purity of the TMP B crystal can be obtained. Can be.
- TMP B-acetone crystals of the present invention by passing through TMP B-acetone crystals having excellent crystallization efficiency, TMP B-acetone crystals can be produced without mixing the by-product cepham form. It can be easily led to TMP B crystal.
- the method of the present invention is industrially extremely advantageous.
- FIG. 1 is an X-ray powder diffraction pattern of the crystal obtained in Example 1.
- FIG. 2 is an X-ray powder diffraction pattern of the crystal obtained in Example 8.
- dichloro b methane solution (1) This dichloromethane solution is hereinafter referred to as “dichloro b methane solution (1)”.
- This solution contained 30 g of TMP B.
- the dichloromethane solution (1) is concentrated under reduced pressure (60 to 40 kPa) at 40 ° C or less, and when the amount of removed dichloromethane reaches about 450 ml, acetone solution of 250 m is added to the concentrated dichloromethane solution (1). One was added. Concentration was continued until the solution volume reached about 100 ml. Analysis by gas chromatography revealed that acetone was about 30 ml and dichloromethane was about 15 ml. Acetone was added to this solution so that the total amount was 80 ml. This acetone solution is hereinafter referred to as “acetone solution (1)”.
- the acetone solution (1) was cooled to 120 ° C and stirred. After sufficient crystallization, the crystals were taken out by filtration and washed with 8 Oml of a mixed solution of acetone and n-hexane (volume ratio 1: 1).
- FIG. 1 shows an X-ray powder diffraction pattern of the crystal.
- TMPB-acetone crystals were obtained in the same manner as in Example 2 except that various poor solvents shown in Table 1 below were used instead of n-hexane.
- the TMPB-acetone crystal (30 g) obtained in Example 1 was allowed to stand at 40 ° C. under reduced pressure (4 kPa) for 8 hours.
- the obtained crystal was TMPB based on the iH-NMR spectrum, and the crystal did not include TMP B-acetone crystal.
- FIG. 2 shows an X-ray powder diffraction pattern of the crystal.
- Example 2 Using the TMPB-acetone crystal (32 g) obtained in Example 2, the same treatment as in Example 8 was performed.
- the obtained crystal was TMPB from 1 H-NMR spectrum, and — NMR spectrum and X-ray powder diffraction pattern were those of Example 8. Agreed with them.
- TMPB-acetone crystal (32 g) obtained in the same manner as in Example 1 was dissolved in dichloromethane (240 ml), and acetic acid (68 ml) was added. Next, 20.4 g of potassium permanganate was added in small portions to the mixture so that the temperature of the mixture did not exceed 20 ° C. The mixture was stirred for 3 hours, taking care that the temperature of the mixture did not exceed 40 ° C. After the reaction was completed, 300 ml of dichloromethane was added. The resulting mixture was cooled to 5 ° C and 35% aqueous hydrogen peroxide was added until the color of the mixture disappeared.
- the dichloromethane layer was separated, washed with a 2% aqueous sodium bisulfite solution and water, and dried over magnesium sulfate.
- the dichloromethane layer was concentrated, and the obtained residue was crystallized by adding methanol to obtain the desired TAZB.
- a dichloromethane solution (1) was prepared in exactly the same manner as in Example 1.
- the dichloromethane solution (1) was concentrated under reduced pressure (60-40 kPa) at 40. When the amount of dichloromethane removed reached about 420 ml, 86 ml of ethyl acetate was added. Further, concentration was continued until the amount of the removed organic solvent became 120 ml. The concentrate was analyzed by gas chromatography, and diluted with dichloromethane and ethyl acetate so that the amount of dichloromethane was 2 Om 1 and the amount of ethyl acetate was 8 Om 1. To this diluted solution, 48 ml of n-hexane was added while maintaining the solution temperature at 22 ° C. or higher to precipitate TMPB crystals.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cephalosporin Compounds (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT04792516T ATE497965T1 (de) | 2003-10-10 | 2004-10-08 | Penamkristall und verfahren zu dessen herstellung |
KR1020067006948A KR101109177B1 (ko) | 2003-10-10 | 2004-10-08 | 페남 결정 및 그 제조법 |
EP04792516A EP1671975B1 (en) | 2003-10-10 | 2004-10-08 | Penam crystal and process for producing the same |
DE602004031350T DE602004031350D1 (de) | 2003-10-10 | 2004-10-08 | Penamkristall und verfahren zu dessen herstellung |
CA2540601A CA2540601C (en) | 2003-10-10 | 2004-10-08 | Penam crystals and process for producing the same |
CN2004800292860A CN1863808B (zh) | 2003-10-10 | 2004-10-08 | 青霉烷晶体及其制备方法 |
US10/574,279 US7547777B2 (en) | 2003-10-10 | 2004-10-08 | Penam crystals and process for producing the same |
HK07102407.6A HK1095142A1 (en) | 2003-10-10 | 2007-03-05 | Penam crystals and process for producing the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-352723 | 2003-10-10 | ||
JP2003352723 | 2003-10-10 |
Publications (1)
Publication Number | Publication Date |
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WO2005035538A1 true WO2005035538A1 (ja) | 2005-04-21 |
Family
ID=34431126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/015299 WO2005035538A1 (ja) | 2003-10-10 | 2004-10-08 | ペナム結晶及びその製造法 |
Country Status (13)
Country | Link |
---|---|
US (1) | US7547777B2 (ja) |
EP (1) | EP1671975B1 (ja) |
JP (1) | JP4841129B2 (ja) |
KR (1) | KR101109177B1 (ja) |
CN (1) | CN1863808B (ja) |
AR (1) | AR046065A1 (ja) |
AT (1) | ATE497965T1 (ja) |
CA (1) | CA2540601C (ja) |
DE (1) | DE602004031350D1 (ja) |
ES (1) | ES2357839T3 (ja) |
HK (1) | HK1095142A1 (ja) |
TW (1) | TW200519119A (ja) |
WO (1) | WO2005035538A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105085544A (zh) * | 2015-08-19 | 2015-11-25 | 齐鲁天和惠世制药有限公司 | 一种他唑巴坦二苯甲酯的合成方法 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200523264A (en) * | 2003-10-09 | 2005-07-16 | Otsuka Chemical Co Ltd | CMPB crystal and method for producing the same |
US20060173177A1 (en) * | 2005-01-28 | 2006-08-03 | Gego Csaba L | Process for preparation of penam derivatives |
JP4959385B2 (ja) * | 2007-03-09 | 2012-06-20 | 本田技研工業株式会社 | 車両用シート |
US20150246931A1 (en) * | 2012-09-06 | 2015-09-03 | Hospira, Inc. | Process for the preparation of tazobactam |
US8476425B1 (en) | 2012-09-27 | 2013-07-02 | Cubist Pharmaceuticals, Inc. | Tazobactam arginine compositions |
AU2014227660B2 (en) | 2013-03-15 | 2014-11-06 | Merck Sharp & Dohme Llc | Ceftolozane antibiotic compositions |
US20140274997A1 (en) | 2013-03-15 | 2014-09-18 | Cubist Pharmaceuticals, Inc. | Cephalosporin pharmaceutical compositions |
US9872906B2 (en) | 2013-03-15 | 2018-01-23 | Merck Sharp & Dohme Corp. | Ceftolozane antibiotic compositions |
US10376496B2 (en) | 2013-09-09 | 2019-08-13 | Merck, Sharp & Dohme Corp. | Treating infections with ceftolozane/tazobactam in subjects having impaired renal function |
US8906898B1 (en) | 2013-09-27 | 2014-12-09 | Calixa Therapeutics, Inc. | Solid forms of ceftolozane |
US9433269B2 (en) | 2014-02-25 | 2016-09-06 | Oliver Joen-An Ma | Quick assembly methods and components for shade structures |
CN113861222A (zh) * | 2021-11-19 | 2021-12-31 | 山东安舜制药有限公司 | 一种采用新型催化剂合成去氧他唑巴坦二苯甲酯的方法 |
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JPH08505645A (ja) * | 1993-11-06 | 1996-06-18 | 大鵬薬品工業株式会社 | 結晶性ペニシリン誘導体並びにその製造及び使用 |
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JP2002053581A (ja) * | 2000-08-11 | 2002-02-19 | Otsuka Chem Co Ltd | ペニシリン結晶及びその製造法 |
JP2002053582A (ja) * | 2000-08-11 | 2002-02-19 | Otsuka Chem Co Ltd | ペニシリン結晶及びその製造法 |
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US4891369A (en) * | 1986-12-03 | 1990-01-02 | Taiho Pharmaceutical Company, Limited | 2β-Substituted-methylpenicillanic acid derivatives, and salts and esters thereof |
JP2603082B2 (ja) * | 1987-09-07 | 1997-04-23 | 大塚化学株式会社 | ペニシラン酸誘導体の製造法 |
JP2602685B2 (ja) * | 1988-03-01 | 1997-04-23 | 大鵬薬品工業株式会社 | 2α−メチル−2β―(1,2,3−トリアゾール−1−イル)メチルペナム−3α−カルボン酸誘導体の製造法 |
JP2599610B2 (ja) * | 1988-03-01 | 1997-04-09 | 大鵬薬品工業株式会社 | 2β―置換メチルペニシリン誘導体の製造法 |
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-
2004
- 2004-09-30 TW TW093129591A patent/TW200519119A/zh not_active IP Right Cessation
- 2004-10-08 US US10/574,279 patent/US7547777B2/en not_active Expired - Fee Related
- 2004-10-08 WO PCT/JP2004/015299 patent/WO2005035538A1/ja active Application Filing
- 2004-10-08 AT AT04792516T patent/ATE497965T1/de active
- 2004-10-08 CN CN2004800292860A patent/CN1863808B/zh not_active Expired - Fee Related
- 2004-10-08 CA CA2540601A patent/CA2540601C/en not_active Expired - Fee Related
- 2004-10-08 AR ARP040103657A patent/AR046065A1/es not_active Application Discontinuation
- 2004-10-08 KR KR1020067006948A patent/KR101109177B1/ko not_active IP Right Cessation
- 2004-10-08 EP EP04792516A patent/EP1671975B1/en not_active Expired - Lifetime
- 2004-10-08 ES ES04792516T patent/ES2357839T3/es not_active Expired - Lifetime
- 2004-10-08 DE DE602004031350T patent/DE602004031350D1/de not_active Expired - Lifetime
- 2004-10-12 JP JP2004297342A patent/JP4841129B2/ja not_active Expired - Fee Related
-
2007
- 2007-03-05 HK HK07102407.6A patent/HK1095142A1/xx not_active IP Right Cessation
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JPH08505645A (ja) * | 1993-11-06 | 1996-06-18 | 大鵬薬品工業株式会社 | 結晶性ペニシリン誘導体並びにその製造及び使用 |
WO2002009605A2 (en) * | 2000-07-31 | 2002-02-07 | Sdgi Holdings, Inc. | Contourable spinal staple with centralized and unilateral prongs |
JP2002053581A (ja) * | 2000-08-11 | 2002-02-19 | Otsuka Chem Co Ltd | ペニシリン結晶及びその製造法 |
JP2002053582A (ja) * | 2000-08-11 | 2002-02-19 | Otsuka Chem Co Ltd | ペニシリン結晶及びその製造法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105085544A (zh) * | 2015-08-19 | 2015-11-25 | 齐鲁天和惠世制药有限公司 | 一种他唑巴坦二苯甲酯的合成方法 |
CN105085544B (zh) * | 2015-08-19 | 2017-08-08 | 齐鲁天和惠世制药有限公司 | 一种他唑巴坦二苯甲酯的合成方法 |
Also Published As
Publication number | Publication date |
---|---|
TW200519119A (en) | 2005-06-16 |
CN1863808A (zh) | 2006-11-15 |
US7547777B2 (en) | 2009-06-16 |
JP4841129B2 (ja) | 2011-12-21 |
US20070060559A1 (en) | 2007-03-15 |
CA2540601C (en) | 2013-01-08 |
DE602004031350D1 (de) | 2011-03-24 |
JP2005132839A (ja) | 2005-05-26 |
ATE497965T1 (de) | 2011-02-15 |
KR101109177B1 (ko) | 2012-02-17 |
ES2357839T3 (es) | 2011-05-03 |
TWI294880B (ja) | 2008-03-21 |
HK1095142A1 (en) | 2007-04-27 |
CA2540601A1 (en) | 2005-04-21 |
EP1671975A1 (en) | 2006-06-21 |
EP1671975A4 (en) | 2007-03-14 |
AR046065A1 (es) | 2005-11-23 |
KR20060120036A (ko) | 2006-11-24 |
EP1671975B1 (en) | 2011-02-09 |
CN1863808B (zh) | 2013-06-05 |
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