DE1145588B - Verfahren zur Herstellung von reinem Natriumhypophosphit - Google Patents
Verfahren zur Herstellung von reinem NatriumhypophosphitInfo
- Publication number
- DE1145588B DE1145588B DEM36425A DEM0036425A DE1145588B DE 1145588 B DE1145588 B DE 1145588B DE M36425 A DEM36425 A DE M36425A DE M0036425 A DEM0036425 A DE M0036425A DE 1145588 B DE1145588 B DE 1145588B
- Authority
- DE
- Germany
- Prior art keywords
- phosphorus
- sodium hypophosphite
- reaction
- hypophosphite
- sodium
- 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.)
- Pending
Links
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 title claims description 14
- 229910001379 sodium hypophosphite Inorganic materials 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000011574 phosphorus Substances 0.000 claims description 15
- 229910052698 phosphorus Inorganic materials 0.000 claims description 13
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 9
- 239000000920 calcium hydroxide Substances 0.000 claims description 7
- 239000011575 calcium Substances 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 9
- 235000011941 Tilia x europaea Nutrition 0.000 description 9
- 239000004571 lime Substances 0.000 description 9
- 235000011121 sodium hydroxide Nutrition 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 235000011116 calcium hydroxide Nutrition 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 description 4
- 239000012065 filter cake Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229910001382 calcium hypophosphite Inorganic materials 0.000 description 2
- 229940064002 calcium hypophosphite Drugs 0.000 description 2
- 239000001506 calcium phosphate Substances 0.000 description 2
- 235000011010 calcium phosphates Nutrition 0.000 description 2
- 159000000007 calcium salts Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical class O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 2
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 2
- 229910001392 phosphorus oxide Inorganic materials 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000010517 secondary reaction Methods 0.000 description 2
- CNALVHVMBXLLIY-IUCAKERBSA-N tert-butyl n-[(3s,5s)-5-methylpiperidin-3-yl]carbamate Chemical compound C[C@@H]1CNC[C@@H](NC(=O)OC(C)(C)C)C1 CNALVHVMBXLLIY-IUCAKERBSA-N 0.000 description 2
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 2
- XWKBMOUUGHARTI-UHFFFAOYSA-N tricalcium;diphosphite Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])[O-].[O-]P([O-])[O-] XWKBMOUUGHARTI-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 229940127557 pharmaceutical product Drugs 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- NCPXQVVMIXIKTN-UHFFFAOYSA-N trisodium;phosphite Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])[O-] NCPXQVVMIXIKTN-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT88057 | 1957-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1145588B true DE1145588B (de) | 1963-03-21 |
Family
ID=11100222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEM36425A Pending DE1145588B (de) | 1957-01-18 | 1958-01-16 | Verfahren zur Herstellung von reinem Natriumhypophosphit |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3052519A (en, 2012) |
| BE (1) | BE564049A (en, 2012) |
| CH (1) | CH364494A (en, 2012) |
| DE (1) | DE1145588B (en, 2012) |
| FR (1) | FR1202859A (en, 2012) |
| GB (1) | GB858589A (en, 2012) |
| LU (1) | LU35715A1 (en, 2012) |
| NL (2) | NL224099A (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4374816A (en) * | 1979-05-03 | 1983-02-22 | Stauffer Chemical Company | Process for producing hypo-phosphorous acid (H3 PO2) and non-transition metal hypophosphites |
| US4380531A (en) * | 1981-10-21 | 1983-04-19 | Occidental Chemical Corporation | Process for preparing phosphorus acid from industrial waste materials |
| US4521391A (en) * | 1984-01-13 | 1985-06-04 | Stauffer Chemical Company | Method to improve yields of sodium hypophosphite |
| US5431792A (en) * | 1993-12-20 | 1995-07-11 | Occidental Chemical Corporation | Method of making hypophosphorous acid |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1029809B (de) | 1955-07-30 | 1958-05-14 | Fonte Electr S A | Verfahren zur Herstellung von Hypophosphiten |
| DE1119237B (de) | 1956-06-20 | 1961-12-14 | Omnium De Prod Chim Pour L Ind | Verfahren zur Herstellung von Alkalihypophosphiten |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2595198A (en) * | 1948-09-25 | 1952-04-29 | Monsanto Chemicals | Method of preparing phosphorous acid |
| GB665174A (en) * | 1948-09-25 | 1952-01-16 | Monsanto Chemicals | Improvements in or relating to methods of preparing phosphorous acid and salts thereof |
-
0
- NL NL102461D patent/NL102461C/xx active
- NL NL224099D patent/NL224099A/xx unknown
- BE BE564049D patent/BE564049A/xx unknown
- LU LU35715D patent/LU35715A1/xx unknown
-
1958
- 1958-01-10 CH CH5457958A patent/CH364494A/de unknown
- 1958-01-10 GB GB976/58A patent/GB858589A/en not_active Expired
- 1958-01-14 US US708747A patent/US3052519A/en not_active Expired - Lifetime
- 1958-01-14 FR FR1202859D patent/FR1202859A/fr not_active Expired
- 1958-01-16 DE DEM36425A patent/DE1145588B/de active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1029809B (de) | 1955-07-30 | 1958-05-14 | Fonte Electr S A | Verfahren zur Herstellung von Hypophosphiten |
| DE1119237B (de) | 1956-06-20 | 1961-12-14 | Omnium De Prod Chim Pour L Ind | Verfahren zur Herstellung von Alkalihypophosphiten |
Also Published As
| Publication number | Publication date |
|---|---|
| US3052519A (en) | 1962-09-04 |
| FR1202859A (fr) | 1960-01-14 |
| LU35715A1 (en, 2012) | |
| NL224099A (en, 2012) | |
| NL102461C (en, 2012) | |
| CH364494A (de) | 1962-09-30 |
| GB858589A (en) | 1961-01-11 |
| BE564049A (en, 2012) |
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