Trimethylsilyl trimethylsiloxyacetate - ≥95% , CAS No.33581-77-0

CAS: 33581-77-0 Cat. No.: T341257 Molecular Weight: 220.41 EC Number: 251-580-9 PubChem CID: 118503
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
Glycolic acid, 2TMS derivative | POTASSIUM PHOSPHATE, MONOBASIC [JAN] | trimethylsilyl 2-((trimethylsilyl)oxy)acetate | trimethylsilyl 2-(trimethylsilyloxy)acetate | trimethylsilyl trimethylsiloxy glycolate | trimethylsilyl2-((trimethylsilyl)oxy)acetate |
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
T341257-5g
5

$13.90

$20.90
Save $7.00 (33.49%)
25g
T341257-25g
1

$49.90

$74.90
Save $25.00 (33.38%)
100g
T341257-100g
1

$159.90

$239.90
Save $80.00 (33.35%)
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

Overview

Application:

Trimethylsilyl trimethylsiloxyacetate has been used in the synthesis of zirconium(IV) carboxylato complexes [LOEtZr(OCOCH2OH)(O2CCH2O)]2.


Specifications

Synonyms
Glycolic acid, 2TMS derivative | POTASSIUM PHOSPHATE, MONOBASIC [JAN] | trimethylsilyl 2-((trimethylsilyl)oxy)acetate | trimethylsilyl 2-(trimethylsilyloxy)acetate | trimethylsilyl trimethylsiloxy glycolate | trimethylsilyl2-((trimethylsilyl)oxy)acetate |
Specifications & Purity
≥95%
Storage
Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Pubchem Sid488187579
Canonical SmilesC[Si](C)(C)OCC(=O)O[Si](C)(C)C
IUPAC Nametrimethylsilyl 2-trimethylsilyloxyacetate
InChIKeyMAEQOWMWOCEXKP-UHFFFAOYSA-N
INCHI1S/C8H20O3Si2/c1-12(2,3)10-7-8(9)11-13(4,5)6/h7H2,1-6H3
Isomeric SMILES C[Si](C)(C)OCC(=O)O[Si](C)(C)C
PubChem CID 118503
Molecular Weight 220.41

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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Not available
Direct ParentTrimethylsilyl esters
Alternative Parents Trialkylheterosilanes  Silyl ethers  Carboxylic acid salts  Organic metalloid salts  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trimethylsilyl ester - Trialkylheterosilane - Silyl ether - Carboxylic acid salt - Organoheterosilane - Organic metalloid salt - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trimethylsilyl esters. These are organoheterosilanes, bearing a silicon atom that is linked to three methyl groups and is O-esterified.
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.

6 results found

Lot NumberCertificate TypeDateItem
D2315148Certificate of AnalysisJan 21, 2026 T341257
D2315175Certificate of AnalysisJan 21, 2026 T341257
D2315178Certificate of AnalysisJan 21, 2026 T341257
D2315179Certificate of AnalysisJan 21, 2026 T341257
D2315297Certificate of AnalysisJan 21, 2026 T341257
D2315300Certificate of AnalysisJan 21, 2026 T341257
Chemical and Physical Properties
SensitivityMoisture sensitive
Refractive Index1.411 (lit.)
Boil Point(°C)82-83° C at 20 hPa
Molecular Weight220.410 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count5
Exact Mass220.095 Da
Monoisotopic Mass220.095 Da
Topological Polar Surface Area35.500 Ų
Heavy Atom Count13
Formal Charge0
Complexity179.000
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
Solution Calculators
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