Cesium metasilicate - ≥99% metals basis , CAS No.15586-77-3

CAS: 15586-77-3 Cat. No.: C303000 Molecular Weight: 341.89 EC Number: 681-484-6
AVAILABLE TO ORDER
GRADE & PURITY ≥99% metals basis
Synonyms
Cesium silicate (meta) | DTXSID40512470 | dicesium;dioxido(oxo)silane | caesium silicate | Silicic acid (H2SiO3), dicesium salt (8CI,9CI) | MFCD00798519 | Dicaesium oxosilanebis(olate)
Storage
Room temperature,Desiccated
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
C303000-1g
9

$105.90

$138.90
Save $33.00 (23.76%)
5g
C303000-5g
1

$369.90

$481.90
Save $112.00 (23.24%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥99% metals basis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Cesium silicate (meta) | DTXSID40512470 | dicesium;dioxido(oxo)silane | caesium silicate | Silicic acid (H2SiO3), dicesium salt (8CI, 9CI) | MFCD00798519 | Dicaesium oxosilanebis(olate)
Specifications & Purity
≥99% metals basis
Storage
Room temperature, Desiccated
Shipped In
Normal
Purity
≥99% metals basis
Names and Identifiers
Pubchem Sid488198285
Canonical Smiles[O-][Si](=O)[O-].[Cs+].[Cs+]
IUPAC Namedicesium;dioxido(oxo)silane
InChIKeyMZRJYMUQLBFTMG-UHFFFAOYSA-N
INCHI1S/2Cs.O3Si/c;;1-4(2)3/q2*+1;-2
Isomeric SMILES [O-][Si](=O)[O-].[Cs+].[Cs+]
Molecular Weight 341.89
Reaxy-Rn 30603365
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=30603365&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

Download SDS →

✅ 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 oxoanionic compounds
SubclassAlkali metal silicates
Intermediate Tree Nodes Not available
Direct ParentAlkali metal silicates
Alternative Parents Miscellaneous silicates  Metalloid salts  Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Silicate - Alkali metal silicate - Inorganic oxide - Inorganic salt - Inorganic metalloid salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal silicates. These are inorganic compounds in which the largest oxoanion is silicate, and in which the heaviest atom not in an oxoanion 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.

5 results found

Lot NumberCertificate TypeDateItem
C23301009Certificate of AnalysisJan 19, 2026 C303000
I2215160Certificate of AnalysisJun 10, 2025 C303000
I2215161Certificate of AnalysisJun 10, 2025 C303000
H2111128Certificate of AnalysisJun 13, 2024 C303000
H2111129Certificate of AnalysisJun 13, 2024 C303000
Chemical and Physical Properties
SolubilityInsoluble in water.
Molecular Weight341.894 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass341.773 Da
Monoisotopic Mass341.773 Da
Topological Polar Surface Area63.200 Ų
Heavy Atom Count6
Formal Charge0
Complexity18.800
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 Count3
Solution Calculators
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