KR870008900A - Ammonium monofluorate and its manufacturing method and uses - Google Patents

Abstract

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Description

Ammonium monofluorate and its manufacturing method and uses

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Claims (10)

Ammonium monofluoride phosphate of general formula (I) with a second or tertiary amine, (R ₁ R ₂ R ₃ NH) R ₄ PO ₃ F (I) Wherein R ₁ , R ₂ and R ₃ are the same or different and represent a straight chain, branched or ring, unsaturated alkyl, aralkyl or aryl group which may be substituted as alkyl, alkoxy or hydroxyl or together form an alkylene bridge R ₃ may be hydrogen, R ₄ is hydrogen or R ₅ R ₆ R ₇ NH group, wherein R ₅ , R ₆ and R ₇ are the same as R ₁ , R ₂ , R ₃ , where R ₁ , R ₂ , R ₃ straight chain, branched or ring, may be substituted alkyl or aralkyl group, these may be substituted as alkyl, alkoxy or hydroxyl, two substituted or hydrogen or together form an alkylene bridge And when R ₄ is a R ₅ R ₆ R ₇ NH group, R ₅ , R ₆ and R ₇ are not all the same as R ₁ , R ₂ , R ₃ , where the R ₁ -R ₃ group is also (HF) _{b (H 2 PO 3 F)} c xR 8 P 9 N- (CH 2) a may be a group, wherein R ₈ and R ₉ is the same as R ₁ -R ₃ are not more than three of R ₁ -R ₃ substituents Not He said, and R ₈ -R ₉ are hydrogen, a is a number of 1-6, b represents 0 or 1, c is 0 and b is 1, or or R ₄ may be a hydrogen otherwise indicating the value of 1 Ammonium phosphate. As a method for producing ammonium monofluoride phosphate and ammonium bifluoride phosphate of general formula (I), (R ₁ R ₂ R ₃ NH) R ₄ PO ₃ F (I) Wherein R ₁ , R ₂ and R ₃ are the same or different and represent a straight chain, branched or ring, unsaturated alkyl, aralkyl or aryl group, which may be substituted as alkyl, alkoxy or hydroxyl or together form an alkylene bridge And R ₃ may be hydrogen, R ₄ is hydrogen or R ₅ R ₆ R ₇ NH group, where R ₅ , R ₆ and R ₇ are the same as R ₁ , R ₂ , R ₃ , Wherein R ₁ , R ₂ , R ₃ may also represent straight, branched or ring, saturated alkyl or aralkyl groups, which may be substituted as alkyl, alkoxy or hydroxyl, two substituted or hydrogen or together R ₅ , R ₆ and R ₇ are not all the same as R ₁ , R ₂ , R ₃ when an alkylene bridge is formed and R ₄ is a R ₅ R ₆ R ₇ NH group, where R ₁ -R ₃ group also _{(HF) b (H 2 PO} 3 F) c xR 8 P 9 N- (CH 2) a may be a group, wherein R ₈ and R ₉ is also the same as R ₁ -R ₃ R ₁ -R ₃ substituents More than 3 of R ₈ -R ₉ is hydrogen, a is a number from 1-6, b is 0 or R ₄ represents hydrogen, otherwise a value of 1, monofluorophosphoric acid or its in solvent Reacting with one or more amines of formula (II), or R ₁ R ₂ R ₃ N (II) Wherein R ₁ R ₂ R ₃ has the meaning described above. A method for producing a compound characterized by separating the compound of general formula (I) obtained by reacting the same salt with mineral acid HX. 3. A process according to claim 2, wherein the monofluorophosphate uses sodium. 3. A process according to claim 2 wherein X represents chloride. The production method according to claim 3 or 4, wherein water or an alcohol aqueous solution is used as a solvent. The process according to claim 2, wherein the reaction is carried out at a temperature between 0 ° and the boiling point. 7. A process according to claim 6 wherein the reaction proceeds at room temperature. Use of the ammonium monofluoride phosphate of claims 1 and 2, in particular in the form of a mixture, used as a toothpaste additive in the form of a mixture of symmetric ammonium monofluorophosphate and ammonium bifluoride phosphate with asymmetric ammonium monofluorophosphate. A toothpaste, comprising a one or more ammonium monofluoride phosphates according to claim 1. A toothpaste comprising the compound according to claim 1 in a suitable two mixtures of ammonium monofluorophosphate and / or ammonium fluoride and / or alkylammonium fluoride. ※ Note: The disclosure is based on the initial application.