PI

HYDROGENPHOSPHATE ION

Created:	1999-07-08
Last modified:	2024-09-27

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16 entries where PI is found as a standalone ligand1 entries where PI is covalently linked to polymer or other heterogen groups

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Chemical Details
Formal Charge	-2
Atom Count	6
Chiral Atom Count	0
Bond Count	5
Aromatic Bond Count	0

2D diagram of PI

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Chemical Component Summary
Name	HYDROGENPHOSPHATE ION
Systematic Name (OpenEye OEToolkits)	hydrogen phosphate
Formula	H O₄ P
Molecular Weight	95.979
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	10.04	[O-]P([O-])(=O)O
SMILES	CACTVS	3.341	O[P]([O-])([O-])=O
SMILES	OpenEye OEToolkits	1.5.0	OP(=O)([O-])[O-]
Canonical SMILES	CACTVS	3.341	O[P]([O-])([O-])=O
Canonical SMILES	OpenEye OEToolkits	1.5.0	OP(=O)([O-])[O-]
InChI	InChI	1.03	InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-2
InChIKey	InChI	1.03	NBIIXXVUZAFLBC-UHFFFAOYSA-L

Related Resource References

Resource Name	Reference
PubChem	3681305, 57424078
ChEBI	CHEBI:43474, CHEBI:16838
CCDC/CSD	HISTPA15, HISTPA13, JADZET, BEYZIR, HISTPA14, HISTPA16, HAHGON, APAFAA, FIVHOK, JISDOF, HISTPA10, LIPROU, CRBAMP29, BIHJEJ, CRBAMP30, HISTPA12, DUJPED, GEYWUF, LIRZES, IWOQES01, JAYXUD, ELEVOI, ELEVIC, HAHGIH, HAHGED, ESAMAO, IBATIP, CRBAMP25, LUKMEL, CRBAMP19, CRBAMP22, IPIPED, CRBAMP23, CRBAMP21, CRBAMP24, CRBAMP20, CURJAD, AQAQER, HAGLAG
COD	2225444

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.