3-BUTYNOIC ACID
- CAS NO.：2345-51-9
- Empirical Formula: C4H4O2
- Molecular Weight: 84.07
- MDL number: MFCD02258494
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-10-23 13:36:13
What is 3-BUTYNOIC ACID?
The Uses of 3-BUTYNOIC ACID
Some of the applications of 3-butynoic acid are:
- Synthesis of functionalized γ-butyrolactones and tetrahydrofurans via Conia-ene cyclizations.
- Synthesis of allenoates for [2+2] cycloadditions with alkenes.
- Phosphine-catalyzed synthesis of highly functionalized coumarins.
- Synthesis of various useful organotin reagents via radical hydrostannation of 3-butynoic acid.
Definition
ChEBI: A monocarboxylic acid consisting of acetylene carrying a carboxymethyl group.
Properties of 3-BUTYNOIC ACID
| Melting point: | 188-195℃ |
| Boiling point: | 195℃ |
| Density | 1.152 |
| Flash point: | 83℃ |
| storage temp. | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
| solubility | Chloroform, Methanol (Slightly) |
| pka | 3.62±0.10(Predicted) |
| form | powder to crystal |
| color | White to Almost white |
| λmax | 228nm(CH2Cl2)(lit.) |
Safety information for 3-BUTYNOIC ACID
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 3-BUTYNOIC ACID
| InChIKey | KKAHGSQLSTUDAV-UHFFFAOYSA-N |
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