Cesium iodide (CAS 7789-17-5) — formula CsI, molecular weight 259.81 g/mol; category specialty chemicals.
| CAS Number | 7789-17-5 |
|---|---|
| Molecular Formula | CsI |
| Molecular Weight | 259.81 g/mol |
| Melting Point | 632 °C |
| Boiling Point | 1280 °C @760 [mm Hg] |
| Applications | Uses: Used in prisms for infrared spectroscopy, x-ray fluorescent screens, and scintillation counters, [Merck Index], General Manufacturing Information: Cesium iodide (CsI): ACTIVE |
| Category | New Energy Materials |
Documented applications: Uses: Used in prisms for infrared spectroscopy, x-ray fluorescent screens, and scintillation counters, [Merck Index], General Manufacturing Information: Cesium iodide (CsI): ACTIVE.
Cesium iodide is a specialty compound with CAS registry number 7789-17-5 and molecular formula CsI (molecular weight 259.81 g/mol), belonging to the specialty chemicals segment of chemical raw materials.
CAS number: 7789-17-5
Its molecular formula CsI comprises 1 Cs, 1 I atoms.
Also known as: Cesium iodide · 碘化铯
Category: specialty chemicals
The CAS registry number of Cesium iodide is 7789-17-5.
Molecular formula CsI, molecular weight 259.81 g/mol.
It is also registered under: Cesium iodide, 碘化铯.
Recorded applications: Uses: Used in prisms for infrared spectroscopy, x-ray fluorescent screens, and scintillation counters, [Merck Index], General Manufacturing Information: Cesium iodide (CsI): ACTIVE.
Category: New Energy Materials.
Independent reference data for Cesium iodide (CAS 7789-17-5), compiled from public chemistry databases.
| CAS Registry Number | 7789-17-5 |
|---|---|
| PubChem CID | 24601 |
| Molecular formula | CsI |
| Molecular weight | 259.81 g/mol |
| IUPAC name | cesium iodide |
| InChIKey | XQPRBTXUXXVTKB-UHFFFAOYSA-M |
| UNII (FDA) | U1P3GVC56L |
| Molecular Weight | 259.8099 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 259.80992 |
| Monoisotopic Mass | 259.80992 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 2 |
| Boiling Point | 1280 °C @760 [mm Hg] |
|---|---|
| Melting Point | 632 °C |
| Density | 4.51 @25 °C |
CESIUM IODIDE; 7789-17-5; Caesium iodide; Cesium iodide (CsI); Cesium monoiodide; U1P3GVC56L; NSC-15199; DTXSID3064859; RefChem:124640; DTXCID9048063; 232-145-2; Cesiumiodide; Dicesium diiodide; cesium;iodide; Tricesium triiodide; Cesium iodide (Cs2I2)
| GHS notification summary | 33% (30 / 91) |
|---|
| GHS notification summary | 33% (30 / 91) |
|---|---|
| Reported hazard statements | H315 (48.4%), H317 (42.9%), H319 (48.4%), H335 (47.3%), H400 (18.7%) |
This chemical does not meet GHS hazard criteria for 33% (30 of 91) of reports.
H315 (48.4%): Causes skin irritation [Warning Skin corrosion/irritation]
Cesium iodide is identified by CAS 7789-17-5, molecular formula CsI and molecular weight 259.81 g/mol. UNII U1P3GVC56L; InChIKey XQPRBTXUXXVTKB-UHFFFAOYSA-M. Boiling Point: 1280 °C @760 [mm Hg]; Melting Point: 632 °C; Density: 4.51 @25 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 碘化铯