Chlorotrimethylsilane solution(TMCS solution) - 1.0 M in THF , CAS No.75-77-4

CAS: 75-77-4 Cat. No.: C433634 Formula: C3H9ClSi Molecular Weight: 108.64 Beilstein Registry Number: 1209232 EC Number: 200-900-5
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GRADE & PURITY 1.0 M in THF
Synonyms
TRIMETHYLCHLOROSILANE | Trimethylsilyl chloride | chloro(trimethyl)silane
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
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Size
USA
Germany (EU)*
Price
Qty
100ml
C433634-100ml
5 In stock
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$64.90
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Why this grade

1.0 M in THF for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature,Argon charged Ships FedEx DG Service 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 192 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Chlorotrimethylsilane (TMSCl) is a silylating agent employed in the silylation of alcohols, amines, carboxylic acids, thiols, and other functional groups. Silyl group serves as a protecting group for these original functional groups.
Application:
Chlorotrimethylsilane (TMSCl) can be used as a reagent:
To synthesize allenylsilane via carbolithiation of conjugated enynes with aryllithium.
In the reductive coupling of aldehydes and ketones to produce corresponding 1,2 diols in the presence of zirconocene dichloride and magnesium.
To prepare 4,4′-bis(trimethylsilyl)bicyclohexyl-2,2′-diene from 1,3-cyclohexadiene by reductive disilylation reaction.

Specifications

Synonyms
TRIMETHYLCHLOROSILANE | Trimethylsilyl chloride | chloro(trimethyl)silane
Specifications & Purity
1.0 M in THF
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
Note
Dry residue is explosive. Monitor for peroxide formation periodically/prior to distillation.
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/528769126
Canonical Smiles
C[Si](C)(C)Cl
IUPAC Name
chloro(trimethyl)silane
InChIKey
IJOOHPMOJXWVHK-UHFFFAOYSA-N
INCHI
1S/C3H9ClSi/c1-5(2,3)4/h1-3H3
Isomeric SMILES
C[Si](C)(C)Cl
WGK Germany
2
RTECS
VV2710000
UN Number
1298
Packing Group
II
Molecular Weight
108.64
Beilstein
1209232
Reaxy-Rn
1209232
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1209232&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 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 - Trialkylheterosilanes
Direct ParentTrialkylchlorosilanes
Alternative Parents Silyl monohalides  Organochlorosilanes  Organic metalloid salts  Alkylhalosilanes  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trialkylchlorosilane - Silyl monohalide - Organochlorosilane - Organic metalloid salt - Alkylhalosilane - Hydrocarbon derivative - Organic salt - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trialkylchlorosilanes. These are organoheterosilanes, bearing a silicon atom linked to three alkyl groups and one chlorine atom.
External Descriptors silyl chloride
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALDH1A1 Tchem Aldehyde dehydrogenase 1A1 (77053 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Ppard Peroxisome proliferator-activated receptor delta (358 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

1 results found

Lot NumberCertificate TypeDateItem
H2406417Certificate of AnalysisAug 14, 2024 C433634
Chemical and Physical Properties
Refractive Index1.3884
Flash Point(°F)-4 °F
Flash Point(°C)-28℃
Boil Point(°C)57°C
Melt Point(°C)-40°C
Molecular Weight108.640 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass108.016 Da
Monoisotopic Mass108.016 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count5
Formal Charge0
Complexity28.400
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
Documents & Articles
High-Refractive-Index vs Low-Refractive-Index Coating Materials: From AR/Waveguide Principles to a Formulation & Material-Selection Map (Including Product Category Tables A/B/C)
A Practical Guide to Organozinc Reagents for Synthesis (Organozinc Reagents): Structural Features, Key Reactions, and a Practical Selection Navigation (Including Aladdin Product Tables)
A Hygrothermal Interface Guide for Silane Coupling Agents: From Failure Mechanisms to Evidence-Chain Troubleshooting and Selection (with Product Tables A–C)
Secondary Effects Behind Chromatographic Peak Tailing and Unstable Peak Shapes: How Residual Silanols (Si–OH) Affect Basic Compounds, and the Shortest Troubleshooting/Remediation Path (with Product Navigation and Tables 1–3)
Review of the Principles, Common Methods, and Key Application Considerations for the Determination of Glycerol and Triglyceride Contents
Selection Logic for Hydroxyl Protecting Groups: Deprotection Conditions, Task Differentiation, and Orthogonal Combination Design
Which Fillers and Substrates Are Suitable for Silane Coupling Agents: Surface Hydroxyls, Interfacial Bonding, and Experimental Verification
How Matting Agents in Coatings Build Low-Gloss Coating Surfaces: Mechanisms, Formulation Trade-Offs, and Product Selection
Understanding Silicone Resins from Their Structure: Siloxane Backbones, M/D/T/Q Units, and Coating Performance Regulation
What Is Silica Sol: Mechanism of Action, Application Scenarios, and Selection Criteria for Nanosilica Dispersions
Mechanism of Action and Selection Logic of Defoamers for Daily Chemical Products: Foam Stability, Foam-Breaking Mechanisms, and Representative Raw Material Analysis
Why Is the meta-Fluoropyridine Motif Difficult to Make? Understanding the Synthetic Logic of Stable Enamine Building Blocks from the Risks of the Balz–Schiemann Reaction
Mechanism of Action of Porous Silica in Oil-Control Loose Powder: Pore Structure, Capillary Imbibition, and Surface Modification
From Functional-Group Transformation to Intramolecular Cyclization: Reaction-Pathway Analysis of TMSCl/DMF-Promoted Annulation and CuCN-Mediated Cascade Cyclization
Solid Supports in Packed Gas Chromatography Columns: Definition, Mechanisms of Action, Classification, and Selection
Storage Stability and Deoxyfluorination Reactivity of ImCl[H₂F₃]—Reactivity Modulation of the H₂F₃⁻ Fluoride Source and Substrate Activation by 2-Chloroimidazolium
Photoinduced Alkane C(sp³)–H Functionalization in the Absence of an Added Photocatalyst: Trace-Iron Effects
Citations of This Product
Solution Calculators
Reviews

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