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Periodic Table/Compounds/116374-21-1

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© Melvin Olsson 2025–2026
Data: IAEA & PubChem

116374-21-1

H₃O₄P·101.994 g/mol·CID 16213604

Also known as: (~17~O_4_)Phosphoric acid, DTXSID70584064, RefChem:211359, DTXCID90534829, PHOSPHORIC ACID-17O4 (+1 more)

2D structure of 116374-21-1

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

101.994g/mol

Exact Mass

101.993764Da

Monoisotopic Mass

101.993764Da

XLogP

-2.1

Polar Surface Area

77.8Ų

Complexity

49

Formal Charge

0

H-Bond Donors

3

H-Bond Acceptors

4

Rotatable Bonds

0

Heavy Atoms

5

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 102.0 g/mol
MW ≤ 500
✓ -2.1
LogP ≤ 5
✓ 3
H-bond donors ≤ 5
✓ 4
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

GHS Hazard Classification

Danger
Corrosive
Corrosive
Hazards
  • H290May be corrosive to metals
  • H314Causes severe skin burns and eye damage

Source: PubChem GHS Classification. Always consult the SDS for handling.

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/i1+1,2+1,3+1,4+1

Isomers8 compounds with formula H₃O₄P

2D structure of phosphoric acid

phosphoric acid

CID 1004 · 98.0 g/mol

2D structure of hydron;phosphate

hydron;phosphate

CID 22486802 · 98.0 g/mol

2D structure of trideuterio phosphate

trideuterio phosphate

CID 3084191 · 101.0 g/mol

2D structure of hydrogen phosphate;hydron

hydrogen phosphate;hydron

CID 172995034 · 98.0 g/mol

2D structure of dihydrogen phosphate;hydron

dihydrogen phosphate;hydron

CID 173209996 · 98.0 g/mol

2D structure of CID 71309211

CID 71309211

CID 71309211 · 106.0 g/mol

2D structure of CID 71181

CID 71181

CID 71181 · 99.0 g/mol

2D structure of dideuterio hydrogen phosphate

dideuterio hydrogen phosphate

CID 166897 · 100.0 g/mol

External Resources

PubChem ↗Wikipedia ↗