403482

3-(Trimethylsilyl)propynoic acid

98%

• Synonym(s): 3-(Trimethylsilyl)propiolic acid
• Linear Formula: (CH₃)₃SiC≡CCO₂H
• CAS Number: 5683-31-8
• Molecular Weight: 142.23
• Beilstein/REAXYS Number: 1755674
• MDL number: MFCD00190216
• UNSPSC Code: 12352100
• PubChem Substance ID: 24865196
• NACRES: NA.22

Properties

• Quality Level: 100
• assay: 98%
• bp: 105-110 °C/10 mmHg (lit.)
• mp: 47-49 °C (lit.)
• functional group: carboxylic acid
• SMILES string: C[Si](C)(C)C#CC(O)=O
• InChI: 1S/C6H10O2Si/c1-9(2,3)5-4-6(7)8/h1-3H3,(H,7,8)
• InChI key: IPEATTYBFBRNEB-UHFFFAOYSA-N

Description

Application

3-(Trimethylsilyl)propynoic acid (3-(Trimethylsilyl)propiolic acid) may be used as starting reagent for the synthesis of 3-trimethylsilylpropynamides.

3-(Trimethylsilyl)propynoic acid may be used in the regioselective preparation of 1,5-trisubstituted 1H-1,2,3-triazoles.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter