(Trimethylsilyl)acetic acid - ≥98% , CAS No.2345-38-2

CAS: 2345-38-2 Cat. No.: T114555 Molecular Weight: 132.23 Beilstein Registry Number: 1679394 EC Number: 219-067-4 PubChem CID: 75366
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
CAA34538 | (Trimethylsilyl)acetic acid, purum, >=99.0% (T) | FT-0604875 | EINECS 219-067-4 | 2-trimethylsilylacetic acid | J-015113 | 2-(Trimethylsilyl)aceticacid | MFCD00042651 | 2-(Trimethylsilyl)acetic acid | (Trimethylsilyl)acetic acid, 99% | SCHEMBL4
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
T114555-1g
3
$77.90
5g
T114555-5g
1
$271.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Specifications

Synonyms
CAA34538 | (Trimethylsilyl)acetic acid, purum, >=99.0% (T) | FT-0604875 | EINECS 219-067-4 | 2-trimethylsilylacetic acid | J-015113 | 2-(Trimethylsilyl)aceticacid | MFCD00042651 | 2-(Trimethylsilyl)acetic acid | (Trimethylsilyl)acetic acid, 99% | SCHEMBL4
Specifications & Purity
≥98%
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%
Names and Identifiers
Canonical SmilesC[Si](C)(C)CC(=O)O
IUPAC Name2-trimethylsilylacetic acid
InChIKeyJDMMZVAKMAONFU-UHFFFAOYSA-N
INCHI1S/C5H12O2Si/c1-8(2,3)4-5(6)7/h4H2,1-3H3,(H,6,7)
Isomeric SMILES C[Si](C)(C)CC(=O)O
WGK Germany 2
RTECS AK0843500
PubChem CID 75366
Molecular Weight 132.23
Beilstein 1679394

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
SubclassCarboxylic acids
Intermediate Tree Nodes Not available
Direct ParentCarboxylic acids
Alternative Parents Organic metalloid salts  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  Alkylsilanes  
Molecular FrameworkAliphatic acyclic compounds
Substituents Organic metalloid salt - Monocarboxylic acid or derivatives - Carboxylic acid - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organosilicon compound - Alkylsilane - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as carboxylic acids. These are compounds containing a carboxylic acid group with the formula -C(=O)OH.
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.

8 results found

Lot NumberCertificate TypeDateItem
G2402570Certificate of AnalysisApr 02, 2026 T114555
G2402591Certificate of AnalysisApr 02, 2026 T114555
A2419686Certificate of AnalysisOct 13, 2025 T114555
A2419698Certificate of AnalysisOct 13, 2025 T114555
A2419699Certificate of AnalysisOct 13, 2025 T114555
A2419687Certificate of AnalysisJan 04, 2024 T114555
C2328564Certificate of AnalysisApr 14, 2023 T114555
C2328567Certificate of AnalysisApr 14, 2023 T114555
Chemical and Physical Properties
SensitivityMoisture Sensitive
Flash Point(°F)203 °F
Flash Point(°C)95 °C
Boil Point(°C)90-95°/10mm
Melt Point(°C)41°C
Molecular Weight132.230 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass132.061 Da
Monoisotopic Mass132.061 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count8
Formal Charge0
Complexity93.100
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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