JPS4876821A - - Google Patents
Info
- Publication number
- JPS4876821A JPS4876821A JP429973A JP429973A JPS4876821A JP S4876821 A JPS4876821 A JP S4876821A JP 429973 A JP429973 A JP 429973A JP 429973 A JP429973 A JP 429973A JP S4876821 A JPS4876821 A JP S4876821A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
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
- C07F9/386—Polyphosphonic acids containing hydroxy substituents in the hydrocarbon radicals
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712165833 DE2165833C3 (en) | 1971-12-31 | 1971-12-31 | Process for the preparation of 1-hydroxy-alkane-1,1-diphosphonic acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4876821A true JPS4876821A (en) | 1973-10-16 |
| JPS575795B2 JPS575795B2 (en) | 1982-02-01 |
Family
ID=5829842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP429973A Expired JPS575795B2 (en) | 1971-12-31 | 1972-12-28 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS575795B2 (en) |
| BE (1) | BE793418A (en) |
| CH (1) | CH589665A5 (en) |
| DE (1) | DE2165833C3 (en) |
| FR (1) | FR2166111A1 (en) |
| IT (1) | IT971914B (en) |
| NL (1) | NL7216266A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60244393A (en) * | 1984-05-21 | 1985-12-04 | Mitsubishi Heavy Ind Ltd | Treatment of waste water |
-
1971
- 1971-12-31 DE DE19712165833 patent/DE2165833C3/en not_active Expired
-
1972
- 1972-11-30 NL NL7216266A patent/NL7216266A/xx not_active Application Discontinuation
- 1972-12-15 IT IT3296572A patent/IT971914B/en active
- 1972-12-28 JP JP429973A patent/JPS575795B2/ja not_active Expired
- 1972-12-28 BE BE793418D patent/BE793418A/en unknown
- 1972-12-28 FR FR7246556A patent/FR2166111A1/en active Granted
- 1972-12-29 CH CH1903272A patent/CH589665A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2165833C3 (en) | 1980-09-04 |
| CH589665A5 (en) | 1977-07-15 |
| FR2166111B1 (en) | 1975-03-28 |
| IT971914B (en) | 1974-05-10 |
| NL7216266A (en) | 1973-07-03 |
| BE793418A (en) | 1973-06-28 |
| FR2166111A1 (en) | 1973-08-10 |
| JPS575795B2 (en) | 1982-02-01 |
| DE2165833A1 (en) | 1973-07-05 |
| DE2165833B2 (en) | 1980-01-10 |