DE2611286C3 - Verfahren zur Herstellung von 6- [D- a -Amino- a -(p-hydroxyphenyl)-acetamido] -penicillansäure-Trihydrat - Google Patents
Verfahren zur Herstellung von 6- [D- a -Amino- a -(p-hydroxyphenyl)-acetamido] -penicillansäure-TrihydratInfo
- Publication number
- DE2611286C3 DE2611286C3 DE2611286A DE2611286A DE2611286C3 DE 2611286 C3 DE2611286 C3 DE 2611286C3 DE 2611286 A DE2611286 A DE 2611286A DE 2611286 A DE2611286 A DE 2611286A DE 2611286 C3 DE2611286 C3 DE 2611286C3
- Authority
- DE
- Germany
- Prior art keywords
- amoxicillin
- hydrochloride
- dma
- mixture
- trihydrate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 32
- -1 p-hydroxyphenyl Chemical group 0.000 title claims description 18
- 238000002360 preparation method Methods 0.000 title claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 70
- 238000005917 acylation reaction Methods 0.000 claims description 38
- 230000010933 acylation Effects 0.000 claims description 37
- NGHVIOIJCVXTGV-UHFFFAOYSA-N 6beta-amino-penicillanic acid Natural products OC(=O)C1C(C)(C)SC2C(N)C(=O)N21 NGHVIOIJCVXTGV-UHFFFAOYSA-N 0.000 claims description 24
- NGHVIOIJCVXTGV-ALEPSDHESA-N 6-aminopenicillanic acid Chemical compound [O-]C(=O)[C@H]1C(C)(C)S[C@@H]2[C@H]([NH3+])C(=O)N21 NGHVIOIJCVXTGV-ALEPSDHESA-N 0.000 claims description 23
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 8
- 150000004684 trihydrates Chemical class 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 3
- 230000003301 hydrolyzing effect Effects 0.000 claims description 2
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- LSQZJLSUYDQPKJ-NJBDSQKTSA-N amoxicillin Chemical group C1([C@@H](N)C(=O)N[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=C(O)C=C1 LSQZJLSUYDQPKJ-NJBDSQKTSA-N 0.000 description 72
- 239000000203 mixture Substances 0.000 description 60
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 51
- 229960003022 amoxicillin Drugs 0.000 description 46
- LSQZJLSUYDQPKJ-UHFFFAOYSA-N p-Hydroxyampicillin Natural products O=C1N2C(C(O)=O)C(C)(C)SC2C1NC(=O)C(N)C1=CC=C(O)C=C1 LSQZJLSUYDQPKJ-UHFFFAOYSA-N 0.000 description 46
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 27
- 229960004920 amoxicillin trihydrate Drugs 0.000 description 26
- 150000003839 salts Chemical class 0.000 description 25
- 239000011780 sodium chloride Substances 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 18
- 239000000047 product Substances 0.000 description 17
- 150000001412 amines Chemical class 0.000 description 16
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 230000007062 hydrolysis Effects 0.000 description 13
- 238000006460 hydrolysis reaction Methods 0.000 description 13
- 239000000243 solution Substances 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 10
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 10
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 9
- 241000751119 Mila <angiosperm> Species 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000002002 slurry Substances 0.000 description 9
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- 238000002955 isolation Methods 0.000 description 7
- MRFJAULKKHVIGF-OGFXRTJISA-N (2r)-2-amino-2-(4-hydroxyphenyl)acetyl chloride;hydrochloride Chemical compound Cl.ClC(=O)[C@H](N)C1=CC=C(O)C=C1 MRFJAULKKHVIGF-OGFXRTJISA-N 0.000 description 6
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 150000003335 secondary amines Chemical class 0.000 description 6
- 125000002252 acyl group Chemical group 0.000 description 5
- SMWDFEZZVXVKRB-UHFFFAOYSA-N anhydrous quinoline Natural products N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- 229930182555 Penicillin Natural products 0.000 description 4
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 238000005352 clarification Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 description 4
- 239000012266 salt solution Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 3
- 238000011083 clear filtration Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 2
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- AVKUERGKIZMTKX-NJBDSQKTSA-N ampicillin Chemical class C1([C@@H](N)C(=O)N[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=CC=C1 AVKUERGKIZMTKX-NJBDSQKTSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 229940049954 penicillin Drugs 0.000 description 2
- 150000002960 penicillins Chemical class 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000006884 silylation reaction Methods 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- GVVFCAFBYHYGEE-UHFFFAOYSA-N 2-amino-2-phenylacetyl chloride;hydron;chloride Chemical compound Cl.ClC(=O)C(N)C1=CC=CC=C1 GVVFCAFBYHYGEE-UHFFFAOYSA-N 0.000 description 1
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 1
- LJCWONGJFPCTTL-UHFFFAOYSA-N 4-hydroxyphenylglycine Chemical compound OC(=O)C(N)C1=CC=C(O)C=C1 LJCWONGJFPCTTL-UHFFFAOYSA-N 0.000 description 1
- KEKPAPJXCXKIDQ-UHFFFAOYSA-N 4-methylpentan-2-one Chemical compound CC(C)CC(C)=O.CC(C)CC(C)=O KEKPAPJXCXKIDQ-UHFFFAOYSA-N 0.000 description 1
- WRKUDFXBXQWELA-UHFFFAOYSA-N C1(OC)=CC=C(C(C(=O)Cl)N)C=C1 Chemical compound C1(OC)=CC=C(C(C(=O)Cl)N)C=C1 WRKUDFXBXQWELA-UHFFFAOYSA-N 0.000 description 1
- LJCWONGJFPCTTL-SSDOTTSWSA-N D-4-hydroxyphenylglycine Chemical compound [O-]C(=O)[C@H]([NH3+])C1=CC=C(O)C=C1 LJCWONGJFPCTTL-SSDOTTSWSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- ZGUNAGUHMKGQNY-ZETCQYMHSA-N L-alpha-phenylglycine zwitterion Chemical compound OC(=O)[C@@H](N)C1=CC=CC=C1 ZGUNAGUHMKGQNY-ZETCQYMHSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229910020175 SiOH Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- SPEUIVXLLWOEMJ-UHFFFAOYSA-N acetaldehyde dimethyl acetal Natural products COC(C)OC SPEUIVXLLWOEMJ-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000006136 alcoholysis reaction Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 229960000723 ampicillin Drugs 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000000975 bioactive effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- DXVUYOAEDJXBPY-NFFDBFGFSA-N hetacillin Chemical compound C1([C@@H]2C(=O)N(C(N2)(C)C)[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=CC=C1 DXVUYOAEDJXBPY-NFFDBFGFSA-N 0.000 description 1
- 229960003884 hetacillin Drugs 0.000 description 1
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- PSXRWZBTVAZNSF-UHFFFAOYSA-N hydron;quinoline;chloride Chemical compound Cl.N1=CC=CC2=CC=CC=C21 PSXRWZBTVAZNSF-UHFFFAOYSA-N 0.000 description 1
- 239000002050 international nonproprietary name Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- CUGZEDSDRBMZMY-UHFFFAOYSA-N trihydrate;hydrochloride Chemical compound O.O.O.Cl CUGZEDSDRBMZMY-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
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
- C07D499/21—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 a nitrogen atom 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
- C07D499/44—Compounds with an amino radical acylated by carboxylic acids, attached in position 6
- C07D499/48—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical
- C07D499/58—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical substituted in alpha-position to the carboxamido radical
- C07D499/64—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical substituted in alpha-position to the carboxamido radical by nitrogen atoms
- C07D499/68—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical substituted in alpha-position to the carboxamido radical by nitrogen atoms with aromatic rings as additional substituents on the carbon chain
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/558,763 US3980637A (en) | 1975-03-17 | 1975-03-17 | Production of amoxicillin |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2611286A1 DE2611286A1 (de) | 1976-09-23 |
| DE2611286B2 DE2611286B2 (de) | 1980-01-03 |
| DE2611286C3 true DE2611286C3 (de) | 1980-09-04 |
Family
ID=24230895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2611286A Expired DE2611286C3 (de) | 1975-03-17 | 1976-03-17 | Verfahren zur Herstellung von 6- [D- a -Amino- a -(p-hydroxyphenyl)-acetamido] -penicillansäure-Trihydrat |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3980637A (OSRAM) |
| JP (1) | JPS51113893A (OSRAM) |
| BE (1) | BE839682A (OSRAM) |
| DE (1) | DE2611286C3 (OSRAM) |
| DK (1) | DK144476C (OSRAM) |
| GB (1) | GB1535291A (OSRAM) |
| NL (1) | NL165748C (OSRAM) |
| SE (1) | SE430336B (OSRAM) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES459494A1 (es) * | 1977-06-04 | 1978-05-01 | Palomo Coll A Luis | Procedimiento de preparacion de hidrox-alfa-aminobencilpeni-cilina. |
| JPS5576886A (en) * | 1978-12-07 | 1980-06-10 | Mitsubishi Chem Ind Ltd | Synthetic method of penicillin |
| US4240960A (en) * | 1979-03-19 | 1980-12-23 | Bristol-Myers Company | Trimethylsilyl substituted penicillins |
| US4278600A (en) * | 1979-03-19 | 1981-07-14 | Bristol-Myers Company | Production of penicillins |
| US4310458A (en) * | 1979-03-19 | 1982-01-12 | Bristol-Myers Company | Production of penicillins |
| US4351766A (en) * | 1979-07-12 | 1982-09-28 | Bristol-Myers Company | Production of penicillins |
| US4248780A (en) * | 1979-08-21 | 1981-02-03 | Canada Packers Limited | Process for preparing ampicillin |
| IT1193836B (it) * | 1979-11-02 | 1988-08-24 | Dobfar Spa | Procedimento per la produzione di acido 6-d-alfa-amino-p-idrossifenilacetamido enicillanico |
| US5916762A (en) * | 1995-03-31 | 1999-06-29 | Chemferm V.O.F. | Process for the recovery of ampicillin |
| BE1009264A3 (nl) * | 1995-03-31 | 1997-01-07 | Dsm Nv | Werkwijze voor de winning van ampicilline. |
| US7829720B2 (en) * | 2004-05-04 | 2010-11-09 | Bristol-Myers Squibb Company | Process for preparing atazanavir bisulfate and novel forms |
| US8272618B2 (en) * | 2004-11-30 | 2012-09-25 | The Boeing Company | Minimum bond thickness assembly feature assurance |
| JP2010530888A (ja) * | 2007-06-22 | 2010-09-16 | ブリストル−マイヤーズ スクイブ カンパニー | アタザナビルを含む錠剤組成物 |
| ES2360336T3 (es) * | 2007-06-22 | 2011-06-03 | Bristol-Myers Squibb Company | Composiciones en comprimidos que contienen atazanavir. |
| PT2178513E (pt) * | 2007-06-22 | 2011-05-31 | Bristol Myers Squibb Co | Composi??es em comprimido que cont?m atazanavir |
| DE602008005462D1 (de) * | 2007-06-22 | 2011-04-21 | Bristol Myers Squibb Co | Tablettierte atazanavirhaltige zusammensetzungen |
| SI2956149T1 (sl) * | 2013-02-13 | 2019-11-29 | Redhill Biopharma Ltd | Farmacevtske kombinacije za zdravljenje okužbe z bakterijo helicobacter pylori |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES401263A1 (es) * | 1972-03-28 | 1975-02-16 | Beecham Group Ltd | Un procedimiento para la produccion de alfa - amino-(p-hi- droxibencil) penicilina. |
-
1975
- 1975-03-17 US US05/558,763 patent/US3980637A/en not_active Expired - Lifetime
-
1976
- 1976-02-27 SE SE7602825A patent/SE430336B/xx unknown
- 1976-03-05 GB GB8959/76A patent/GB1535291A/en not_active Expired
- 1976-03-11 JP JP51025667A patent/JPS51113893A/ja active Granted
- 1976-03-12 NL NL7602634.A patent/NL165748C/xx not_active IP Right Cessation
- 1976-03-16 DK DK113476A patent/DK144476C/da active
- 1976-03-17 BE BE165270A patent/BE839682A/xx not_active IP Right Cessation
- 1976-03-17 DE DE2611286A patent/DE2611286C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3980637A (en) | 1976-09-14 |
| DK144476B (da) | 1982-03-15 |
| NL165748B (nl) | 1980-12-15 |
| JPS566432B2 (OSRAM) | 1981-02-10 |
| SE7602825L (sv) | 1976-09-18 |
| NL165748C (nl) | 1981-05-15 |
| NL7602634A (nl) | 1976-09-21 |
| DK113476A (da) | 1976-09-18 |
| DK144476C (da) | 1982-08-30 |
| DE2611286A1 (de) | 1976-09-23 |
| GB1535291A (en) | 1978-12-13 |
| JPS51113893A (en) | 1976-10-07 |
| SE430336B (sv) | 1983-11-07 |
| DE2611286B2 (de) | 1980-01-03 |
| BE839682A (fr) | 1976-09-17 |
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