ETHYNYL P-TOLYL SULFONE
Synonym(s):p-Toluenesulfonylacetylene;Tosylacetylene
- CAS NO.：13894-21-8
- Empirical Formula: C9H8O2S
- Molecular Weight: 180.22
- MDL number: MFCD00191647
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:19:44
What is ETHYNYL P-TOLYL SULFONE?
The Uses of ETHYNYL P-TOLYL SULFONE
Ethynyl p-tolyl sulfone (Tosylacetylene) may be used in the synthesis of 2-(4-methylphenylsulfonyl)ethenyl (tosvinyl, Tsv) protected derivatives. It may be used as starting reagent for the synthesis of optically active indan-2-ols.
Synthesis Reference(s)
The Journal of Organic Chemistry, 57, p. 697, 1992 DOI: 10.1021/jo00028a053
Purification Methods
Recrystallise the sulfone from pet ether, *C6H6 or EtOH (m 66o), and dry it in a vacuum. [Beilstein 6 III 1397, 6 IV 2160.]
Properties of ETHYNYL P-TOLYL SULFONE
| Melting point: | 73-74 °C (lit.) |
| Boiling point: | 297.9±33.0 °C(Predicted) |
| Density | 1.219±0.06 g/cm3(Predicted) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | organic solvents: soluble(lit.) |
| form | powder to crystal |
| color | White to Light yellow |
| BRN | 2556169 |
Safety information for ETHYNYL P-TOLYL SULFONE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
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. |
Computed Descriptors for ETHYNYL P-TOLYL SULFONE
ETHYNYL P-TOLYL SULFONE manufacturer
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