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Molecule
Potassium Iodide
CAS: 7681-11-0 · IK
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 7681-11-0
- Molecular Formula
- IK
- Molecular Mass
- 166.00 g/mol
Identifiers
CAS Registry Number
7681-11-0
SMILES
[I-].[K+]
InChI Key
NLKNQRATVPKPDG-UHFFFAOYSA-M
InChI
InChI=1S/HI.K/h1H;/q;+1/p-1
Names and Synonyms
- Potassium Iodide Synonym
- Potassium iodide (KI) Synonym
- K1-N Synonym
- Potassium monoiodide Synonym
- Knollide Synonym
- Asmofug E Synonym
- Kaiod Synonym
- Pherajod Synonym
- Potassium iodide Synonym
- Ceoiodin Synonym
- Antistrumin Synonym
- Iodostin Synonym
- Jodid Synonym
- Thyrojod Synonym
- Thyro-Block Synonym
- NSC 77362 Synonym
- Kalium iodidum Synonym
- Zeoiodine Synonym
- Iod-active Synonym
- Iodomarin Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 166.00 g/mol | CAS Common Chemistry |
| 166.002 g/mol | RDKit | |
| 168.018 g/mol | chempirical lib | |
| Density | 3.13 g/cm³ | CAS Common Chemistry |
| 3.13 g/cm3 | CAS Common Chemistry | |
| Boiling Point | 1330 °C | CAS Common Chemistry |
| Canonical SMILES | [K]I | CAS Common Chemistry |
| InChI | InChI=1S/HI.K/h1H;/q;+1/p-1 | CAS Common Chemistry |
| InChI Key | InChIKey=NLKNQRATVPKPDG-UHFFFAOYSA-M | CAS Common Chemistry |
| Melting Point | 680 °C | CAS Common Chemistry |
| Name | Potassium iodide | CAS Common Chemistry |
| Heavy Atom Count | 2 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 0.0 Ų | RDKit |
| LogP | -5.992 | RDKit |
| Molar Refractivity | 0.0 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 165.86817968 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
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Quick conversion
MW = 166.00 g/mol; density = 3.130 g/mL. Edit any field — others recompute live.
