DEP0038899DA - Production of salts of difluorophosphoric acid - Google Patents
Production of salts of difluorophosphoric acidInfo
- Publication number
- DEP0038899DA DEP0038899DA DEP0038899DA DE P0038899D A DEP0038899D A DE P0038899DA DE P0038899D A DEP0038899D A DE P0038899DA
- Authority
- DE
- Germany
- Prior art keywords
- salts
- dadureh
- production
- difluorophosphoric acid
- dureh
- 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
- 150000003839 salts Chemical class 0.000 title claims description 4
- QTZBTBLHYPSFMG-UHFFFAOYSA-N 5-chloro-3-methylpyridin-2-amine Chemical class CC1=CC(Cl)=CN=C1N QTZBTBLHYPSFMG-UHFFFAOYSA-N 0.000 title 1
- 150000002222 fluorine compounds Chemical class 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- DWYMPOCYEZONEA-UHFFFAOYSA-L fluoridophosphate Chemical compound [O-]P([O-])(F)=O DWYMPOCYEZONEA-UHFFFAOYSA-L 0.000 claims 1
- -1 sodium hexafluorophosphate Chemical compound 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- DGTVXEHQMSJRPE-UHFFFAOYSA-M difluorophosphinate Chemical compound [O-]P(F)(F)=O DGTVXEHQMSJRPE-UHFFFAOYSA-M 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- SKSIDEOZXDVBGN-UHFFFAOYSA-N fluoro dihydrogen phosphate Chemical class OP(O)(=O)OF SKSIDEOZXDVBGN-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
Description
Professor Br»0tt© Bayer u* Dr.Ernst Gauer? LeverlEiiee*;Professor Br ”0tt © Bayer and Dr. Ernst Gauer ? LeverlEiiee *;
Leverkusen, d@n 24«lan 1949Leverkusen, d @ n 24 «lan 1949
bisher nur über das Anjmensalz sugänglieh» das seinerseits durch Umsetzung von Phoaphorpent@3syd'mit Ammoafluorid gewonnen wurde;hitherto only via the anemensalz sugänglieh »which in turn was obtained by reacting Phoaphorpent® 3syd 'with ammo fluoride;
bestenfalls §0$ des Phosphor® In Difluorphosphat 2ud@m ist bei der Aufarbeitung der Löeungea bswo der Sala@ b@i aer freimung vos läon©fluo^pii©sphat9 mit lusten su s*@ehn@n,. Das ¥§rfahr©n ist daher ai©iali©hat best §0 $ des Phosphor® In difluorophosphate 2ud @ m, when working up the solution a bsw o the Sala @ b @ i aer freedom vos laon © fluo ^ pii © sphat 9 with lusten su s * @ ehn @ n ,. The ¥ §rfahr © n is therefore ai © iali © h
Bs wurdt nun gefunden» dass man aus Fluorphosphaten aiit einem h'öh®r®a Flu©rgths^t9 als dem Verhältnis P s F wi@ 1 s 2 entapriehtp dureh Ereatg dts Fluors dureh Sauerstoff- iss Sehmelsfluß vermittels einer ©^|aisehen Verbindung leicht und glatt Difluorphosphatg unter gleiehsseitiger ßtisinnung von Fluoriden herstellen kann* Als Ausgangsfluorphosphst können insbesondere die Salz® Λβτ He^afluorphosphorsäur® HPP^ wendet werden» Den ©xydisehtn E@akti©nspartner wählt man Bs wurdt now found "that one of fluoro phosphates Aiit a h'öh®r®a Flu © rgths ^ t 9 as the ratio P s F wi @ 1 s 2 entapriehtp dureh Ereatg dts fluorine dureh oxygen iss Sehmelsfluß means of a © ^ | aisehen connection and smooth can easily make Difluorphosphatg under gleiehsseitiger ßtisinnung of fluorides * As Ausgangsfluorphosphst particular Salz® Λβτ Hey ^ ^ afluorphosphorsäur® HPP can be turned "the © xydisehtn e @ acti © nspartner to choose
sieh Itieht durch sein© Flüchtigkeit ©der Löslichkeit'von d@m Difluorph©sphat trennen IaBt3 zoB» kommen dafür SiO5n. B^0^s see Itieht by its volatility © © Löslichkeit'von the d @ m Difluorph © sphat separate IABT 3 z o B "come for SiO 5n. B ^ 0 ^ s
£ toi ,^P£ toi, ^ P
©der GaO in Betraeht.© of Ga in Betraeht.
Eine besonders ©npf®hlenswert@ Ausführungsform desA particularly recommended embodiment of the
phosphaten mit Metaphosphate-nach- der allgemeinen (Jltiehtingphosphates with metaphosphates-after- the general (Jltichting
* 2* 2
wobei M@ als Ausdruek für ein Äquivalent eines beliebigen Kations zu verstehen ist» Bsi einer Reaktion naöh diesem Sehtnia bilden sieh urmittelbar reine Salse d@r Difluorphesphorsäur® in quantitativer Ausbeute, Pi© Rsaktion vollzieht· man am besten dureh Vermischen der gepulverten Komponenten und vor» siQfttig®g Einsetaelsen des Gemisches in einem Metalltiegelβ Auf diese f@is@ sind aueh voy allem Salze der Difiu©rph©aph©r~ eäur© zu gewinnen» die sieh auf nassem W@g@„ z»Be üb@r dae Ämsonsals.9 nieht isolieren lassens so beispielsweise daswhere M @ is to be understood as an expression for an equivalent of any cation . In a reaction similar to this, you can immediately form pure salts of difluorophoric acid® in quantitative yield, the action is best carried out by mixing the powdered components and before "siQfttig®g Einsetaelsen the mixture in a metal pot β in this f @ is @ are aueh voy to win all salts of Difiu © rph © aph © r ~ eäur ©" the look on wet W @ g @ "z" B e üb @r dae Ämsonsals.9 don't let isolate s like that
Claims (1)
Family
ID=
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