DE69202062D1 - Verfahren zur Herstellung von Diphosphonsäuren und Salzen davon. - Google Patents
Verfahren zur Herstellung von Diphosphonsäuren und Salzen davon.Info
- Publication number
- DE69202062D1 DE69202062D1 DE69202062T DE69202062T DE69202062D1 DE 69202062 D1 DE69202062 D1 DE 69202062D1 DE 69202062 T DE69202062 T DE 69202062T DE 69202062 T DE69202062 T DE 69202062T DE 69202062 D1 DE69202062 D1 DE 69202062D1
- Authority
- DE
- Germany
- Prior art keywords
- salts
- preparation
- diphosphonic acids
- phosphorous acid
- phosphorus trihalide
- 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 - Fee Related
Links
- 239000002253 acid Substances 0.000 title abstract 3
- 150000007513 acids Chemical class 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 150000003839 salts Chemical class 0.000 title abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052698 phosphorus Inorganic materials 0.000 abstract 2
- 239000011574 phosphorus Substances 0.000 abstract 2
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 abstract 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3839—Polyphosphonic acids
- C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITFI910003A IT1246992B (it) | 1991-01-08 | 1991-01-08 | Procedimento per la preparazione di acidi difosfonici e loro sali |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69202062D1 true DE69202062D1 (de) | 1995-05-24 |
| DE69202062T2 DE69202062T2 (de) | 1995-12-14 |
Family
ID=11349414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69202062T Expired - Fee Related DE69202062T2 (de) | 1991-01-08 | 1992-01-02 | Verfahren zur Herstellung von Diphosphonsäuren und Salzen davon. |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0494844B1 (de) |
| JP (1) | JP3046438B2 (de) |
| AT (1) | ATE121410T1 (de) |
| CA (1) | CA2058905A1 (de) |
| DE (1) | DE69202062T2 (de) |
| DK (1) | DK0494844T3 (de) |
| ES (1) | ES2072126T3 (de) |
| IT (1) | IT1246992B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044893C (zh) * | 1993-09-01 | 1999-09-01 | 坂东化学株式会社 | 薄膜展宽装置用皮带 |
| CA2197267C (en) * | 1997-02-11 | 2000-02-08 | Yong Tao | Process for the production of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof |
| ES2153794B1 (es) | 1999-08-06 | 2001-10-16 | Medichem Sa | Procedimiento para la obtencion del acido 4-amino-1-hidroxibutiliden-1,1-bisfosfonico y de su sal monosodica trihidratada. |
| PE20011065A1 (es) * | 2000-02-01 | 2001-11-21 | Procter & Gamble | Proceso para fabricar bisfosfonatos geminales |
| US6410520B2 (en) | 2000-02-01 | 2002-06-25 | The Procter & Gamble Company | Selective crystallization of 3-pyridyl-1-hydroxyethylidene-1, 1-bisphosphonic acid sodium as the hemipentahydrate or monohydrate |
| HUP0300227A2 (hu) | 2003-01-28 | 2004-09-28 | Richter Gedeon Vegyészeti Gyár Rt. | Eljárás nagy tisztaságú 2-szubsztituált -1-(hidroxi-etilidén)-1,1-biszfoszfonsavak és sóik előállítására |
| EP3553067A1 (de) | 2018-04-10 | 2019-10-16 | Abiogen Pharma S.p.A. | Polymorph von natriumneridronat und herstellungsverfahren dafür |
| IT201900008391A1 (it) * | 2019-06-07 | 2020-12-07 | Abiogen Pharma Spa | Procedimento di preparazione del polimorfo f di sodio neridronato |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3016289A1 (de) * | 1980-04-28 | 1981-10-29 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur herstellung von omega -amino-1-hydroxyalkyliden-1,1-bis-phosphonsaeuren |
| IT1196315B (it) * | 1984-10-29 | 1988-11-16 | Gentili Ist Spa | Procedimento per la preparazione di acidi difosfonici |
-
1991
- 1991-01-08 IT ITFI910003A patent/IT1246992B/it active IP Right Grant
-
1992
- 1992-01-02 ES ES92830001T patent/ES2072126T3/es not_active Expired - Lifetime
- 1992-01-02 EP EP92830001A patent/EP0494844B1/de not_active Expired - Lifetime
- 1992-01-02 DK DK92830001.1T patent/DK0494844T3/da active
- 1992-01-02 DE DE69202062T patent/DE69202062T2/de not_active Expired - Fee Related
- 1992-01-02 AT AT92830001T patent/ATE121410T1/de not_active IP Right Cessation
- 1992-01-07 CA CA002058905A patent/CA2058905A1/en not_active Abandoned
- 1992-01-07 JP JP4000676A patent/JP3046438B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0494844B1 (de) | 1995-04-19 |
| DK0494844T3 (da) | 1995-07-10 |
| ITFI910003A0 (it) | 1991-01-08 |
| CA2058905A1 (en) | 1992-07-09 |
| DE69202062T2 (de) | 1995-12-14 |
| ITFI910003A1 (it) | 1992-07-08 |
| ATE121410T1 (de) | 1995-05-15 |
| EP0494844A1 (de) | 1992-07-15 |
| JP3046438B2 (ja) | 2000-05-29 |
| JPH04342596A (ja) | 1992-11-30 |
| ES2072126T3 (es) | 1995-07-01 |
| IT1246992B (it) | 1994-12-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |