Triacetoxy(methyl)silane - ≥55%(GC) , CAS No.4253-34-3

CAS: 4253-34-3 Cat. No.: T140809 Formula: C7H12O6Si Molecular Weight: 220.25 Beilstein Registry Number: 1788668 EC Number: 224-221-9 PubChem CID: 77929
AVAILABLE TO ORDER
GRADE & PURITY ≥55%(GC)
Synonyms
Methyltriacetoxysilane|4253-34-3|Triacetoxy(methyl)silane|Triacetoxymethylsilane|Methylsilanetriyl triacetate|Silanetriol, methyl-, triacetate|Methylsilanetriol triacetate|Silane, methyltriacetoxy-|Methyltrihydroxysilane triacetate|[diacetyloxy(methyl)sil
Storage
Argon charged,Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
500ml
T140809-500ml
1 In stock
2 In stock
€19.87
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Why this grade

≥55%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,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.

📚

Literature proof

Cited in 14 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Methyltriacetoxysilane | 4253-34-3 | Triacetoxy(methyl)silane | Triacetoxymethylsilane | Methylsilanetriyl triacetate | Silanetriol, methyl-, triacetate | Methylsilanetriol triacetate | Silane, methyltriacetoxy- | Methyltrihydroxysilane triacetate | [diacetyloxy(methyl)sil
Specifications & Purity
≥55%(GC)
Storage
Argon charged,Room temperature
Shipped In
Normal
Purity
≥55%(GC)
Names and Identifiers
Pubchem Sid
Canonical Smiles
CC(=O)O[Si](C)(OC(=O)C)OC(=O)C
IUPAC Name
[diacetyloxy(methyl)silyl] acetate
InChIKey
TVJPBVNWVPUZBM-UHFFFAOYSA-N
INCHI
1S/C7H12O6Si/c1-5(8)11-14(4,12-6(2)9)13-7(3)10/h1-4H3
Isomeric SMILES
CC(=O)O[Si](C)(OC(=O)C)OC(=O)C
PubChem CID
77929
Molecular Weight
220.25
Beilstein
1788668

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
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassTricarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentTricarboxylic acids and derivatives
Alternative Parents Trialkoxysilanes  Acetate salts  Organoheterosilanes  Organic metalloid salts  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Tricarboxylic acid or derivatives - Trialkoxysilane - Acetate salt - Alkoxysilane - Carboxylic acid salt - Organoheterosilane - Organic metalloid salt - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organosilicon compound - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as tricarboxylic acids and derivatives. These are carboxylic acids containing exactly three carboxyl groups.
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.

2 results found

Lot NumberCertificate TypeDateItem
A2513392Certificate of AnalysisJan 17, 2025 T140809
L1524210Certificate of AnalysisAug 01, 2023 T140809
Chemical and Physical Properties
SensitivityMoisture sensitive
Freezing Point(°C)40 °C
Refractive Index1.4045-1.4055
Flash Point(°F)185°F
Flash Point(°C)>80℃
Boil Point(°C)94-95 °C
Melt Point(°C)40-45°C
Molecular Weight220.250 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count6
Rotatable Bond Count6
Exact Mass220.04 Da
Monoisotopic Mass220.04 Da
Topological Polar Surface Area78.900 Ų
Heavy Atom Count14
Formal Charge0
Complexity220.000
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 Count1
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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