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ATP

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C10H16N5O13P3 · 507.18 g/mol

IUPAC name: [[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate

Also called adenosine triphosphate, energy currency, adenosine 5'-triphosphate

Open in Athanor
The structure of ATP
Drawn from its SMILES with RDKit

Names and identifiers

IUPAC name
[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate
Synonyms
adenosine triphosphate, energy currency, adenosine 5'-triphosphate
+ 38 more

Adenosine triphosphate, Triphosphaden, Myotriphos, Triadenyl, Glucobasin, Adetol, Adynol, Atipi, Adephos, Adenosine 5'-(tetrahydrogen triphosphate), Adenylpyrophosphoric acid, 5'-Atp, Adenosine 5'-triphosphoric acid, Triphosphoric acid adenosine ester, DTXSID6022559, adenosine 5' triphosphate, adenylpyrophosphate, 8L70Q75FXE, CHEBI:15422, DTXCID302559, [[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate, Chromium Adenosine Triphosphate, Magnesium Adenosine Triphosphate, CaATP, CrATP, (((2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl)methoxy-hydroxyphosphoryl) phosphono hydrogen phosphate, ATP MgCl2, ATP-MgCl2, RefChem:553011, Cr(H2O)4 ATP, 200-283-2, Adenosine 5'-triphosphate, Striadyne, adenosine-5'-triphosphate, Atriphos, Triphosaden, ATP (nucleotide), Adenosintriphosphorsaeure

Molecular formula
C10H16N5O13P3
Empirical formula
C10H16N5O13P3
Molecular weight
507.18 g/mol
Exact mass
506.99575
CAS number
56-65-5
PubChem CID
5957
Canonical SMILES
C1=NC(=C2C(=N1)N(C=N2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
Isomeric SMILES
C1=NC(=C2C(=N1)N(C=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
InChI
InChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKey
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
Molfile

Names, InChI and the identifiers from PubChem, retrieved 2026-10-14.

Calculated

Heavy atoms
31
Rings
3
Aromatic rings
2
Fraction sp³ carbons (Fsp3)
0.5
H-bond donors
7
H-bond acceptors
13 computed here · PubChem 17
Rotatable bonds
8
TPSA (Ų)
279.1 computed here · PubChem 279
Formal charge
0
XLogP3
-5.7 PubChem
Complexity
800 PubChem
Stereocenters
4 defined, 2 undefinedCIP: C11: R · C13: R · P16: undefined · P20: undefined · C28: S · C30: R
Double-bond geometry
None specified
Point group
C1 of one 3D conformer with its hydrogens, by Athanor’s engine (as in the app)

Elemental analysis

  • C23.68%
  • H3.18%
  • N13.81%
  • O41.01%
  • P18.32%

Isotope pattern

100%506.99613%507.9983.5%509.000510.003

Each peak is a nominal mass with its abundance-weighted exact mass, as a percentage of the tallest, from IUPAC natural isotope abundances.

Computed from the structure with RDKit 2026.09 when this page was built, beside PubChem's own computed values from its record; where the two differ, both are shown.

Predicted

log P
-1.63 Crippen (Wildman and Crippen 1999)
log S (water solubility)
-1.65 ESOL (Delaney 2004), log mol/L
Synthetic accessibility
4.41 SA score, 1 easy to 10 hard (Ertl and Schuffenhauer 2009)

Drug-likeness: Lipinski’s rule of five

  • Molecular weight ≤ 500: 507.18
  • log P ≤ 5 (Crippen): -1.63
  • H-bond donors ≤ 5: 7
  • H-bond acceptors ≤ 10: 13

Breaks 3 of the four rules.

¹³C NMR shifts, predicted

Predictions, not measurements; each names its method. A measured log P, where a source reports one, is under Physical properties.

Safety

This chemical does not meet GHS hazard criteria for 100% (2 of 2) of all reports.[1]

Safety data sheets on the supplier’s page: MuseChem, BenchChem, Ambinter.

Always read the supplier’s safety data sheet before working with it.

Spectra

Experimental spectra held by these sources; each link opens the source's own record.

Literature

Reading PubChem, OpenAlex and GSRS…

Bioactivity

Reading ChEMBL…

References

  1. [1]European Chemicals Agency (ECHA) · ECHA legal notice: reuse with acknowledgement · via PubChem · retrieved 2026-10-14
  2. [2]Human Metabolome Database (HMDB) · Linked only · via PubChem · retrieved 2026-10-14
  3. [3]SpectraBase · Linked only · via PubChem · retrieved 2026-10-14
  4. [4]NIST Mass Spectrometry Data Center · Linked only · via PubChem · retrieved 2026-10-14
  5. [5]MassBank Europe · Linked only · via PubChem · retrieved 2026-10-14
  6. [6]MassBank of North America (MoNA) · CC BY 4.0 · via PubChem · retrieved 2026-10-14
  7. ·Calculated values: computed by Athanor with RDKit 2026.09 from the structure.
  8. ·Literature on PubChem

Data last updated 2026-10-14.