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Ethynyl p-tolyl sulfone_Molecular_structure_CAS_13894-21-8)
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Ethynyl p-tolyl sulfone

Catalog No. 02464 Name Sigma Aldrich
CAS Number 13894-21-8 Website http://www.sigmaaldrich.com
M. F. C9H8O2S Telephone 1-800-521-8956
M. W. 180.22362 Fax
Purity ≥98.0% (HPLC) Email
Storage Chembase ID: 144860

SYNONYMS

Title
乙炔基对甲苯基砜
IUPAC name
1-(ethynesulfonyl)-4-methylbenzene
IUPAC Traditional name
1-(ethynesulfonyl)-4-methylbenzene
Synonyms
Tosylacetylene
p-Toluenesulfonylacetylene
对甲苯磺酰基乙炔
对甲基苯乙炔砜

DATABASE IDS

CAS Number 13894-21-8
MDL Number MFCD00191647
PubChem SID 24845291
Beilstein Number 2556169

PROPERTIES

Grade purum
Linear Formula CH3C6H4SO2C≡CH
Purity ≥98.0% (HPLC)
Melting Point 73-74 °C(lit.)
Melting Point 73-74 °C
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
Safety Statements 26-36
German water hazard class 3

DETAILS

Description (简体中文)
Other Notes
在 Diels-Alder 环加成反应中相当于乙炔1,2,3;通过格氏试剂进行甲苯磺酰基置换反应而得的取代乙炔3;强效的 Michael 受体
Description (English)
Other Notes
Equivalent of acetylene in Diels-Alder cycloadditions1,2,3; Substituted acetylenes by displacement of tosyl with Grignard reagents3; Powerful Michael acceptor

REFERENCES