Methoxytrimethylsilane - ≥98%(GC) , CAS No.1825-61-2

CAS: 1825-61-2 Cat. No.: M158463 Molecular Weight: 104.22 Beilstein Registry Number: 4(3)1856 EC Number: 217-369-0
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(GC)
Synonyms
Methoxytrimethylsilane, 99% | TMSOMe | NSC 139858 | Z-6013 | J-802236 | Methyl trimethylsilyl ether | EN300-7572994 | TSL-8111 | LS-13026 | methoxytrimethyl silane | (CH3)3SiOCH3 | SS-2010 | methoxy trimethylsilane | Silane, methoxytrimethyl- | Trimethylm
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5ml
M158463-5ml
1

$10.90

$12.90
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10ml
M158463-10ml
2

$13.90

$19.90
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25ml
M158463-25ml
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$27.90

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50ml
M158463-50ml
1

$46.90

$56.90
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100ml
M158463-100ml
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$86.90
250ml
M158463-250ml
1
$167.90
500ml
M158463-500ml
1
$300.90
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Why this grade

≥98%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Effect of chemical modification of diglycidyl bisphenol A based epoxy resin with methyltrimethoxy silane (MTMS) was studied. It was used to quench lab ware with MTMS while handling HF/pyridine.

Specifications

Synonyms
Methoxytrimethylsilane, 99% | TMSOMe | NSC 139858 | Z-6013 | J-802236 | Methyl trimethylsilyl ether | EN300-7572994 | TSL-8111 | LS-13026 | methoxytrimethyl silane | (CH3)3SiOCH3 | SS-2010 | methoxy trimethylsilane | Silane, methoxytrimethyl- | Trimethylm
Specifications & Purity
≥98%(GC)
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%(GC)
Names and Identifiers
Canonical SmilesCO[Si](C)(C)C
IUPAC Namemethoxy(trimethyl)silane
InChIKeyPOPACFLNWGUDSR-UHFFFAOYSA-N
INCHI1S/C4H12OSi/c1-5-6(2,3)4/h1-4H3
Isomeric SMILES CO[Si](C)(C)C
Molecular Weight 104.22
Beilstein 4(3)1856
Reaxy-Rn 1731490
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1731490&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

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Organoheterosilanes
Direct ParentTrialkylheterosilanes
Alternative Parents Silyl ethers  Organic metalloid salts  Organooxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trialkylheterosilane - Silyl ether - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organooxygen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trialkylheterosilanes. These are organoheterosilanes, bearing a silicon atom linked to three alkyl groups and one heteroatom.
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.

33 results found

Lot NumberCertificate TypeDateItem
L2111097Certificate of AnalysisSep 17, 2025 M158463
A2517465Certificate of AnalysisDec 16, 2024 M158463
L2510127Certificate of AnalysisDec 16, 2024 M158463
F2528061Certificate of AnalysisDec 16, 2024 M158463
D2602049Certificate of AnalysisDec 16, 2024 M158463
B2627111Certificate of AnalysisDec 16, 2024 M158463
A2517469Certificate of AnalysisDec 16, 2024 M158463
A2517466Certificate of AnalysisDec 16, 2024 M158463
A2517470Certificate of AnalysisDec 16, 2024 M158463
A2517467Certificate of AnalysisDec 16, 2024 M158463
A2517468Certificate of AnalysisDec 16, 2024 M158463
G2409078Certificate of AnalysisJul 22, 2024 M158463
G2411350Certificate of AnalysisJun 12, 2024 M158463
G2411338Certificate of AnalysisJun 12, 2024 M158463
G2411337Certificate of AnalysisJun 12, 2024 M158463
G2425734Certificate of AnalysisJun 12, 2024 M158463
C2302974Certificate of AnalysisFeb 18, 2023 M158463
C2302929Certificate of AnalysisFeb 18, 2023 M158463
C2302723Certificate of AnalysisFeb 18, 2023 M158463
C2302718Certificate of AnalysisFeb 18, 2023 M158463
G2507027Certificate of AnalysisFeb 18, 2023 M158463
C2302975Certificate of AnalysisFeb 18, 2023 M158463
C2302717Certificate of AnalysisFeb 18, 2023 M158463
K2425042Certificate of AnalysisFeb 18, 2023 M158463
H2406043Certificate of AnalysisFeb 18, 2023 M158463
A1909018Certificate of AnalysisOct 24, 2022 M158463
I2215670Certificate of AnalysisAug 18, 2022 M158463
I2215671Certificate of AnalysisAug 18, 2022 M158463
I2215672Certificate of AnalysisAug 18, 2022 M158463
H2231528Certificate of AnalysisAug 17, 2022 M158463
H2231526Certificate of AnalysisAug 17, 2022 M158463
H2231525Certificate of AnalysisAug 17, 2022 M158463
H2231524Certificate of AnalysisAug 17, 2022 M158463

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Chemical and Physical Properties
SolubilityMiscible with cyclopentane.
SensitivityHygroscopic;heat sensitive
Refractive Index1.367
Flash Point(°F)-4.0 °F
Flash Point(°C)-20 °C
Boil Point(°C)57-58 °C
Molecular Weight104.220 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count1
Exact Mass104.066 Da
Monoisotopic Mass104.066 Da
Topological Polar Surface Area9.200 Ų
Heavy Atom Count6
Formal Charge0
Complexity37.300
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 Count1
Citations of This Product
References
1. Ruizhe Xing, Guoxuan Xu, Ning Qu, Rui Zhou, Jiayi Yang, Jie Kong.  (2023)  3D Printing of Liquid-Metal-in-Ceramic Metamaterials for High-Efficient Microwave Absorption.  ADVANCED FUNCTIONAL MATERIALS,      [PMID:] [10.1002/adfm.202307499]
2. Wenjie Fan, Youpei Du, Ziwei Yuan, Pingxia Zhang, Wenxin Fu.  (2023)  Cross-Linking Behavior and Effect on Dielectric Characteristics of Benzocyclobutene-Based Polycarbosiloxanes.  MACROMOLECULES,      [PMID:] [10.1021/acs.macromol.3c00784]
3. Dequan Huang, Yi Liang, Tao Wei, Guangda Yin, Yangtao Zhou, Sijiang Hu, Qichang Pan, Fenghua Zheng, Qingyu Li, Yuanhua Chen, Hongqiang Wang.  (2025)  Electrolyte engineering via non-fluorinated solvent for high-performance lithium metal batteries.  JOURNAL OF COLLOID AND INTERFACE SCIENCE,      [PMID:40088809] [10.1016/j.jcis.2025.137300]
4. Li Ruhong, Zhang Haikuo, Zhang Shuoqing, Li Yong, Guo Rui, Pei Haijuan, Yang Ming, Zhang Junbo, Chen Long, Xiao Xuezhang, Chen Lixin, Shen Yanbin, Deng Tao, Fan Xiulin.  (2025)  Unified affinity paradigm for the rational design of high-efficiency lithium metal electrolytes.  Nature Energy,      [PMID:] [10.1038/s41560-025-01842-5]
Solution Calculators
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