Back to Search
Molecule
Potassium Perchlorate
CAS: 7778-74-7 · HClKO4
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 7778-74-7
- Molecular Formula
- HClKO4
- Molecular Mass
- 139.56 g/mol
Identifiers
CAS Registry Number
7778-74-7
SMILES
[K].[O-][Cl+3]([O-])([O-])O
InChI Key
OKXRQWHWPWHKOP-UHFFFAOYSA-N
InChI
InChI=1S/ClHO4.K/c2-1(3,4)5;/h(H,2,3,4,5);
Names and Synonyms
- Potassium Perchlorate Common Name
- Perchloric acid, potassium salt (1:1) Synonym
- Perchloric acid, potassium salt Synonym
- Peroidin Synonym
- Potassium perchlorate Synonym
- Potassium perchlorate (KClO4) Synonym
- Spectrex Fire Extinguishant Formulation A Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 139.56 g/mol | CAS Common Chemistry |
| 139.555 g/mol | RDKit | |
| 140.56 g/mol | chempirical lib | |
| Density | 2.53 g/cm³ | CAS Common Chemistry |
| 2.53 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Potassium_perchlorate | CAS Common Chemistry |
| Canonical SMILES | [K].O=Cl(=O)(=O)O | CAS Common Chemistry |
| InChI | InChI=1S/ClHO4.K/c2-1(3,4)5;/h(H,2,3,4,5); | CAS Common Chemistry |
| InChI Key | InChIKey=OKXRQWHWPWHKOP-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 525 °C | CAS Common Chemistry |
| Name | Potassium perchlorate | CAS Common Chemistry |
| Heavy Atom Count | 6 | RDKit |
| Hydrogen Bond Acceptors | 4 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 89.41 Ų | RDKit |
| LogP | -4.5047999999999995 | RDKit |
| -4.5048 | RDKit | |
| Molar Refractivity | 7.972799999999999 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 138.920042872 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
Convert
Quick conversion
MW = 139.56 g/mol; density = 2.530 g/mL. Edit any field — others recompute live.
