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ChemicalBook >> CAS DataBase List >> (Trimethylsilyl)acetic acid

(Trimethylsilyl)acetic acid

(Trimethylsilyl)acetic acid price.
  • $28.4 - $1770
  • Product name: (Trimethylsilyl)acetic acid
  • CAS: 2345-38-2
  • MF: C5H12O2Si
  • MW: 132.23
  • EINECS:219-067-4
  • MDL Number:MFCD00042651
  • Synonyms:(trimethylsilyl)-aceticaci ;TriMethylsilyl)acetic ac;2-(TRIMETHYLSILYL)ACETIC ACID;(Trimethylsilyl)acetic acid, 98+%;2-trimethylsilylacetate;Acetic acid, 2-(trimethylsilyl)-;DK685;(TRIMETHYLS(TRIMETHYLSILYL)ACETIC ACID
Price9 Properties Safety Information Description
9 prices
Selected condition：
Brand
  • aablocks
  • Biosynth
  • Crysdot
  • Sigma-Aldrich
  • Thermo Scientific Chemicals
Package
  • 1g
  • 2.5g
  • 5g
  • 10g
  • 25g
  • Manufactureraablocks
  • Product numberAA002N7B
  • Product description2-(Trimethylsilyl)acetic acid 95%
  • Packaging5g
  • Price$179
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002N7B
  • Product description2-(Trimethylsilyl)acetic acid 95%
  • Packaging10g
  • Price$318
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002N7B
  • Product description2-(Trimethylsilyl)acetic acid 95%
  • Packaging1g
  • Price$50
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002N7B
  • Product description2-(Trimethylsilyl)acetic acid 95%
  • Packaging25g
  • Price$629
  • Updated2026-05-28
  • Buy
  • ManufacturerBiosynth
  • Product numberCAA34538
  • Product description(Trimethylsilyl)acetic acid
  • Packaging25g
  • Price$1770
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberCAA34538
  • Product description(Trimethylsilyl)acetic acid
  • Packaging2.5g
  • Price$324.5
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD42000729
  • Product description2-(Trimethylsilyl)aceticacid 95+%
  • Packaging25g
  • Price$327
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number341614
  • Product description(Trimethylsilyl)acetic acid 99%
  • Packaging1g
  • Price$77.6
  • Updated2026-04-30
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberL03903
  • Product description(Trimethylsilyl)acetic acid 98+%
  • Packaging1g
  • Price$28.4
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA002N7B 2-(Trimethylsilyl)acetic acid 95% 5g $179 2026-05-28 Buy
aablocks AA002N7B 2-(Trimethylsilyl)acetic acid 95% 10g $318 2026-05-28 Buy
aablocks AA002N7B 2-(Trimethylsilyl)acetic acid 95% 1g $50 2026-05-28 Buy
aablocks AA002N7B 2-(Trimethylsilyl)acetic acid 95% 25g $629 2026-05-28 Buy
Biosynth CAA34538 (Trimethylsilyl)acetic acid 25g $1770 2026-06-04 Buy
Biosynth CAA34538 (Trimethylsilyl)acetic acid 2.5g $324.5 2026-06-04 Buy
Crysdot CD42000729 2-(Trimethylsilyl)aceticacid 95+% 25g $327 2021-12-16 Buy
Sigma-Aldrich 341614 (Trimethylsilyl)acetic acid 99% 1g $77.6 2026-04-30 Buy
Thermo Scientific Chemicals L03903 (Trimethylsilyl)acetic acid 98+% 1g $28.4 2021-12-16 Buy

Properties

Melting point :39-42 °C(lit.)
Boiling point :90-95°C 10mm
Density :0.8830 (estimate)
Flash point :203 °F
storage temp. :Sealed in dry,Room Temperature
solubility :Sol ethereal solvents.
form :solid
pka :5.23±0.10(Predicted)
Appearance :Colorless to off-white <39°C Solid,>42°C Liquid
Hydrolytic Sensitivity :4: no reaction with water under neutral conditions
Sensitive :Moisture Sensitive
BRN :1679394
InChI :1S/C5H12O2Si/c1-8(2,3)4-5(6)7/h4H2,1-3H3,(H,6,7)
InChIKey :JDMMZVAKMAONFU-UHFFFAOYSA-N
SMILES :C[Si](C)(C)CC(O)=O
CAS DataBase Reference :2345-38-2(CAS DataBase Reference)
NIST Chemistry Reference :Acetic acid, (trimethylsilyl)-(2345-38-2)
EPA Substance Registry System :Acetic acid, (trimethylsilyl)- (2345-38-2)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(Trimethylsilyl)acetic acid may be used in chemical synthesis.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar Nanjing Habo Medical Technology Co., Ltd. Shanghai Hanhong Scientific Co.,Ltd. China DongFan Chemical Co.,LTD Shandong Xiya Chemical Co., Ltd Shanghai civi chemical technology co.,Ltd Shanghai T&W Pharmaceutical Co., Ltd. 9ding chemical ( Shanghai) Limited