Silicomolybdic acid solution , CAS No.11089-20-6

CAS: 11089-20-6 Cat. No.: S189685 Molecular Weight: 1823.39 PubChem CID: 156009307
AVAILABLE TO ORDER
Synonyms
Keggin heteropoly acid | 12-Molybdosilicic acid hydrate
Storage
Protected from light,Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
5g
S189685-5g
4
$35.90
25g
S189685-25g
3
$119.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Use in electrostatic synthesis of compounds comprising ultrathin layers of silicododecamolybdate anions and poly(allyl ammonium) cations;Preparation of charge transfer compounds with Keggin anions and 2,2′-biquinolinium

Specifications

Synonyms
Keggin heteropoly acid | 12-Molybdosilicic acid hydrate
Storage
Protected from light, Room temperature
Shipped In
Normal
Names and Identifiers
Pubchem Sid488203102
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488203102
Canonical SmilesO[Mo](=O)(=O)O[Mo](=O)(=O)O[Mo](=O)(=O)[O-].O[Mo](=O)(=O)O[Mo](=O)(=O)O[Mo](=O)(=O)[O-].O[Mo](=O)(=O)O[Mo](=O)(=O)O[Mo](=O)(=O)[O-].O[Mo](=O)(=O)O[Mo](=O)(=O)O[Mo](=O)(=O)[O-].[Si+4]
IUPAC Namehydroxy-[(oxido(dioxo)molybdenio)oxy-dioxomolybdenio]oxy-dioxomolybdenum;silicon(4+)
InChIKeyADGSIKCCWGOSQT-UHFFFAOYSA-J
INCHI1S/12Mo.4H2O.36O.Si/h;;;;;;;;;;;;4*1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q;;;;;;;;4*+1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;4*-1;+4/p-4
WGK Germany 3
PubChem CID 156009307
Molecular Weight 1823.39

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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

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.

17 results found

Lot NumberCertificate TypeDateItem
B2318412Certificate of AnalysisDec 10, 2025 S189685
J2227374Certificate of AnalysisAug 11, 2025 S189685
A2629456Certificate of AnalysisMar 25, 2025 S189685
A2629457Certificate of AnalysisMar 25, 2025 S189685
G2528351Certificate of AnalysisMar 25, 2025 S189685
G2528352Certificate of AnalysisMar 25, 2025 S189685
C2520412Certificate of AnalysisDec 17, 2024 S189685
C2520403Certificate of AnalysisNov 28, 2024 S189685
H2409356Certificate of AnalysisAug 03, 2024 S189685
H2409357Certificate of AnalysisAug 03, 2024 S189685
K2224771Certificate of AnalysisOct 21, 2022 S189685
K2224770Certificate of AnalysisOct 21, 2022 S189685
D2418087Certificate of AnalysisOct 21, 2022 S189685
J2218054Certificate of AnalysisOct 10, 2022 S189685
J2218112Certificate of AnalysisOct 10, 2022 S189685
A2219376Certificate of AnalysisDec 25, 2021 S189685
A2219377Certificate of AnalysisDec 15, 2021 S189685

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Chemical and Physical Properties
Sensitivitylight sensitive
Refractive Index1.376
Citations of This Product
References
1. Xie Zhang, Xucheng Lv, Zikai Qian, Chunhong Chen, Shanjun Mao, Jun Lu, Yong Wang.  (2024)  Template Evolution Induced Relay Self-Assembly for Mesoporous Carbonaceous Materials via Hydrothermal Carbonization.  ACS Nano,      [PMID:38935973] [10.1021/acsnano.4c03744]
2. Xie Wenhe, Huang Xin-Yu, Zhu Chengcheng, Li Jichun, Deng Yu, Rong Youwen, Chen Keyu, Deng Yonghui.  (2025)  Synthesis of ordered mesoporous metal oxides by solvent evaporation-induced cooperative assembly.  Nature Protocols,      [PMID:40835793] [10.1038/s41596-025-01225-w]
3. Rui Ma, Yuan Ren, Zhenliang Li, Yujian Rao, Xueqiong Cui, Tuo Zhang, Zejun Han, Qiongfeng Shi, Yonghui Deng, Li Tao.  (2026)  Heteroatoms-doped Transition Metal Dichalcogenides Confined in Mesoporous Nitrogen-doped Carbon Microspheres With Radial Pores for NO2 Sensing.  Small,      [PMID:41503921] [10.1002/smll.202506929]
Solution Calculators
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