Aminomethylphosphonic acid

Aminomethylphosphonic acid
Names
	Preferred IUPAC name (Aminomethyl)phosphonic acid
	Other names Aminomethanephosphonic acid
Identifiers
CAS Number	1066-51-9 ;
3D model (JSmol)	Interactive image;
Abbreviations	AMPA; AMeP
ChEBI	CHEBI:28812;
ChemSpider	13399;
ECHA InfoCard	100.152.014
PubChem CID	14017;
UNII	90825O5C1U ;
CompTox Dashboard (EPA)	DTXSID5037490 ;
	InChI InChI=1S/CH6NO3P/c2-1-6(3,4)5/h1-2H2,(H2,3,4,5) Key: MGRVRXRGTBOSHW-UHFFFAOYSA-N; InChI=1/CH6NO3P/c2-1-6(3,4)5/h1-2H2,(H2,3,4,5) Key: MGRVRXRGTBOSHW-UHFFFAOYAF;
	SMILES O=P(O)(O)CN;
Properties
Chemical formula	CH6NO3P
Molar mass	111.037 g·mol−1
Appearance	Solid
Melting point	338 to 344 °C (640 to 651 °F; 611 to 617 K)
Acidity (pKa)	0.4
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Aminomethylphosphonic acid (AMPA) is a aminophosphonate with a weak phosphonic acid group.