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2-butynoic acid (c15-1250-619)

2-BUTYNOIC ACID 98% (C005B-050617)

Catalog No.
C005B-050617
Manufacturer No.
303666-1G
Manufacturer Name
Sigma-Aldrich
Quantity
1
Unit of Measure
GR

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The rotational spectrum of 2-butynoic acid was measured by pulsed supersonic-jet Fourier transform microwave spectroscopy. Application 2-Butynoic acid was employed as synthon in a variety of reactions, including cycloacylation of phenols to

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General description

The rotational spectrum of 2-butynoic acid was measured by pulsed supersonic-jet Fourier transform microwave spectroscopy.

Application

2-Butynoic acid was employed as synthon in a variety of reactions, including cycloacylation of phenols to flavones and chromones, and cyclization to γ-butyrolactones. It was also used in synthesis of Z-trisubstituted olefins via γ-alkylation.

Molecular Weight: 84.07. Empirical Formula: C4H4O2. linearFormula: CH3C≡. CCO2H. Quality Level: 100. Assay: 98%. form: solid. mp: 78-80 . °C (lit.). SMILES string: CC#CC(O): O. InChI: 1S/C4H4O2/c1-2-3-4(5)6/h1H3,(H,5,6). InChI key: LUEHNHVFDCZTGL-UHFFFAOYSA-N. Pictograms: GHS05. Signal Word: Danger. Hazard Statements: H314. Precautionary Statements: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363. Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B. Storage Class Code: 8A - Combustible, corrosive hazardous materials. WGK: WGK 3. Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges.
UPC:
12352323
Condition:
New
HazmatClass:
Yes
MPN:
303666-1G
CAS:
590-93-2

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