Cesium iodide - ≥99.9% metals basis , CAS No.7789-17-5

CAS: 7789-17-5 Cat. No.: C105364 Formula: CsI Molecular Weight: 259.81 EC Number: 232-145-2
AVAILABLE TO ORDER
GRADE & PURITY ≥99.9% metals basis
Synonyms
FT-0623568 | CESIUM IODIDE | NSC 15199 | AKOS015902666 | Cesium iodide, ultra dry | MFCD00010962 | C2205 | Caesium iodide | Q50703 | EINECS 232-145-2 | Dicesium diiodide | AKOS015833256 | Cesiumiodide | UNII-U1P3GVC56L | SB66393 | SY023491 | Cesium iodide
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
5g
C105364-5g
—
2 In stock
€13.80
25g
C105364-25g
—
3 In stock

€45.04

€52.85
Save €7.81 (14.78%)
100g
C105364-100g
—
3 In stock
€146.56
500g
C105364-500g
—
2 In stock
€656.79
Enter a quantity for the sizes you want to add.
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Why this grade

≥99.9% metals basis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 267 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
FT-0623568 | CESIUM IODIDE | NSC 15199 | AKOS015902666 | Cesium iodide, ultra dry | MFCD00010962 | C2205 | Caesium iodide | Q50703 | EINECS 232-145-2 | Dicesium diiodide | AKOS015833256 | Cesiumiodide | UNII-U1P3GVC56L | SB66393 | SY023491 | Cesium iodide
Specifications & Purity
≥99.9% metals basis
Storage
Room temperature
Shipped In
Normal
Purity
≥99.9% metals basis
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504753241
Canonical Smiles
[I-].[Cs+]
IUPAC Name
cesium;iodide
InChIKey
XQPRBTXUXXVTKB-UHFFFAOYSA-M
INCHI
1S/Cs.HI/h;1H/q+1;/p-1
Isomeric SMILES
[I-].[Cs+]
WGK Germany
2
RTECS
FL0350000
UN Number
3077
Packing Group
III
Molecular Weight
259.81

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassAlkali metal salts
SubclassAlkali metal iodides
Intermediate Tree Nodes Not available
Direct ParentAlkali metal iodides
Alternative Parents Inorganic salts  
Molecular FrameworkNot available
Substituents Alkali metal iodide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal iodides. These are inorganic compounds in which the largest halogen atom is Iodine, and the heaviest metal atom is an alkali metal.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates (CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

42 results found

Lot NumberCertificate TypeDateItem
C2301623C2301623Certificate of AnalysisSep 22, 2026 C105364
I2604293I2604293Certificate of AnalysisSep 08, 2026 C105364
I2604290I2604290Certificate of AnalysisSep 08, 2026 C105364
I2604286I2604286Certificate of AnalysisSep 08, 2026 C105364
I2604252I2604252Certificate of AnalysisSep 08, 2026 C105364
C2301625C2301625Certificate of AnalysisSep 04, 2026 C105364
L2402346L2402346Certificate of AnalysisSep 03, 2026 C105364
J2415718J2415718Certificate of AnalysisJul 03, 2026 C105364
D2602242D2602242Certificate of AnalysisApr 06, 2026 C105364
D2602245D2602245Certificate of AnalysisApr 06, 2026 C105364
D2602248D2602248Certificate of AnalysisApr 06, 2026 C105364
D2602249D2602249Certificate of AnalysisApr 06, 2026 C105364
G2522189G2522189Certificate of AnalysisAug 02, 2025 C105364
G2522190G2522190Certificate of AnalysisAug 02, 2025 C105364
G2522191G2522191Certificate of AnalysisAug 02, 2025 C105364
G2522193G2522193Certificate of AnalysisAug 02, 2025 C105364
K2525119K2525119Certificate of AnalysisAug 02, 2025 C105364
L2517056L2517056Certificate of AnalysisMar 03, 2025 C105364
B2528316B2528316Certificate of AnalysisMar 03, 2025 C105364
B2528311B2528311Certificate of AnalysisMar 03, 2025 C105364
B2528317B2528317Certificate of AnalysisMar 03, 2025 C105364
B2528325B2528325Certificate of AnalysisMar 03, 2025 C105364
G2107084G2107084Certificate of AnalysisJan 10, 2025 C105364
L2402345L2402345Certificate of AnalysisDec 04, 2024 C105364
L2402344L2402344Certificate of AnalysisDec 04, 2024 C105364
L2402343L2402343Certificate of AnalysisDec 04, 2024 C105364
J2415724J2415724Certificate of AnalysisOct 25, 2024 C105364
J2415722J2415722Certificate of AnalysisOct 25, 2024 C105364
J2415720J2415720Certificate of AnalysisOct 25, 2024 C105364
G2404271G2404271Certificate of AnalysisJul 09, 2024 C105364
G2404270G2404270Certificate of AnalysisJul 08, 2024 C105364
G2230211G2230211Certificate of AnalysisMay 15, 2024 C105364
G2230209G2230209Certificate of AnalysisMay 15, 2024 C105364
C2201380C2201380Certificate of AnalysisDec 25, 2023 C105364
C2201383C2201383Certificate of AnalysisDec 25, 2023 C105364
C2201389C2201389Certificate of AnalysisDec 25, 2023 C105364
G2107085G2107085Certificate of AnalysisApr 13, 2023 C105364
G2107086G2107086Certificate of AnalysisApr 13, 2023 C105364
C2301624C2301624Certificate of AnalysisMar 06, 2023 C105364
G2230212G2230212Certificate of AnalysisAug 08, 2022 C105364
G2230210G2230210Certificate of AnalysisAug 08, 2022 C105364
C2201386C2201386Certificate of AnalysisMar 08, 2022 C105364
Chemical and Physical Properties
SolubilityVery soluble in water. Soluble in ethanol. Slightly soluble in methanol. Insoluble in acetone
SensitivityLight & Moisture Sensitive
x_boil_point_char1280°C
x_melt_point_char621-626°C"
Molecular Weight259.809 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass259.81 Da
Monoisotopic Mass259.81 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count2
Formal Charge0
Complexity2.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
FAQs and Articles
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Solution Calculators
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