Molecular properties
- Formula
- HClO4
- Molar mass
- 100.46 g·mol−1
- Exact mass
- 99.9563 Da
- 0
- PubChem CID
- 24247
Molecule record
perchloric acid
HClO4
100.46 g/mol
Loading structure
Functional groups
No functional-group assignment has been curated yet.
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 0.5N Perchloric Acid
- 231-512-4
- 7601-90-3
- CHEBI:29221
- ClHO4
- DTXCID6027004
- DTXSID8047004
- Dioxonium perchlorate solution
Show all 24 synonyms
- EC 231-512-4
- EINECS 231-512-4
- HSDB 1140
- MFCD00011325
- Perchloric Acid (60%)
- Perchloric Acid (70%)
- Perchloric acid, >50% but not >72% acid, by mass
- Perchloric acid, >72% acid by mass
- Perchloric acid, >72% acid by mass [Forbidden]
- Perchloric acid, ACS reagent, 70%
- Perchloric acid, not >50% acid, by mass
- Perchlorsaeure
- RefChem:6111
- UN1802
- UNII-V561V90BG2
- V561V90BG2
Structure identifiers
- Canonical SMILES
- [O-][Cl+3]([O-])([O-])O
- Isomeric SMILES
- OCl(=O)(=O)=O
- InChI
- InChI=1S/ClHO4/c2-1(3,4)5/h(H,2,3,4,5)
- InChIKey
- VLTRZXGMWDSKGL-UHFFFAOYSA-N
- PubChem CID
- 24247
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
No redistributable or simulated spectroscopy record is attached yet.
Simulated NMR
On-demand educational prediction for perchloric acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for perchloric acid; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.