| 摘要 |
A composition for use in the oral cavity comprising a monophosphate represented by the following general formula (1), <IMAGE> (1) wherein R1 is a linear or branched alkyl or alkenyl group with 6 to 20 carbon atoms, and may have a substituted fluorine atom; one of X1 or X2 is a basic amino acid residual group, while the other is a hydrogen atom, an alkali metal, an ammonium, an alkyl amine, an alkanol amine, or a basic amino acid residual group; and n is an integer from 0 to 4. The composition exhibits a superior action in protecting the tooth surface, is stable, and has a pleasant taste.
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