BE854581A - Acides propanediphosphoniques-1,3 et -phosphiniques-1,3 substitues et procede de leur preparation - Google Patents
Acides propanediphosphoniques-1,3 et -phosphiniques-1,3 substitues et procede de leur preparationInfo
- Publication number
- BE854581A BE854581A BE2055903A BE2055903A BE854581A BE 854581 A BE854581 A BE 854581A BE 2055903 A BE2055903 A BE 2055903A BE 2055903 A BE2055903 A BE 2055903A BE 854581 A BE854581 A BE 854581A
- Authority
- BE
- Belgium
- Prior art keywords
- propanediphosphonic
- phosphinic
- substitutes
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
-
- 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
- C07F9/30—Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids ; [R2P(=X1)(X2H) (X1, X2 are each independently O, S or Se)]
- C07F9/305—Poly(thio)phosphinic acids
-
- 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
- C07F9/3834—Aromatic acids (P-C aromatic linkage)
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1676—Phosphonic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762621604 DE2621604A1 (de) | 1976-05-14 | 1976-05-14 | Substituierte propan-1,3-diphosphonsaeuren und -phosphinsaeuren |
Publications (1)
Publication Number | Publication Date |
---|---|
BE854581A true BE854581A (fr) | 1977-11-14 |
Family
ID=5978030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2055903A BE854581A (fr) | 1976-05-14 | 1977-05-13 | Acides propanediphosphoniques-1,3 et -phosphiniques-1,3 substitues et procede de leur preparation |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS52139024A (fr) |
BE (1) | BE854581A (fr) |
DE (1) | DE2621604A1 (fr) |
FR (1) | FR2351126A1 (fr) |
NL (1) | NL7705342A (fr) |
SE (1) | SE7705567L (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH664158A5 (fr) * | 1984-07-18 | 1988-02-15 | Symphar Sa | Derives propylidenediphosphonates-1,3 substitues en position 2, leur procede de preparation et compositions pharmaceutiques les contenant. |
EP1198231A1 (fr) | 1999-07-21 | 2002-04-24 | American Home Products Corporation | Antagonistes bicycliques selectifs contre l'integrine(alpha)v (beta)3 |
US8445147B2 (en) * | 2009-02-26 | 2013-05-21 | Fuelcell Energy, Inc. | Fuel humidifier assembly for use in high temperature fuel cell systems |
-
1976
- 1976-05-14 DE DE19762621604 patent/DE2621604A1/de active Pending
-
1977
- 1977-05-12 SE SE7705567A patent/SE7705567L/ not_active Application Discontinuation
- 1977-05-13 BE BE2055903A patent/BE854581A/fr unknown
- 1977-05-13 JP JP5447777A patent/JPS52139024A/ja active Pending
- 1977-05-13 NL NL7705342A patent/NL7705342A/xx not_active Application Discontinuation
- 1977-05-13 FR FR7714735A patent/FR2351126A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
NL7705342A (nl) | 1977-11-16 |
DE2621604A1 (de) | 1977-12-01 |
SE7705567L (sv) | 1977-11-14 |
FR2351126A1 (fr) | 1977-12-09 |
JPS52139024A (en) | 1977-11-19 |
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