3-Butyn-2-yl 4-methylbenzenesulfonate

Modify Date: 2024-01-01 18:21:33

3-Butyn-2-yl 4-methylbenzenesulfonate Structure
3-Butyn-2-yl 4-methylbenzenesulfonate structure
Common Name 3-Butyn-2-yl 4-methylbenzenesulfonate
CAS Number 53487-52-8 Molecular Weight 224.276
Density 1.2±0.1 g/cm3 Boiling Point 351.1±17.0 °C at 760 mmHg
Molecular Formula C11H12O3S Melting Point 52ºC
MSDS N/A Flash Point 166.2±20.9 °C

 Names

Name p-Toluenesulfonic Acid 1-Butyn-3-yl Ester
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 351.1±17.0 °C at 760 mmHg
Melting Point 52ºC
Molecular Formula C11H12O3S
Molecular Weight 224.276
Flash Point 166.2±20.9 °C
Exact Mass 224.050720
PSA 51.75000
LogP 2.03
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.533

 Safety Information

Safety Phrases 23-24/25
HS Code 2905290000

 Synthetic Route

~96%

3-Butyn-2-yl 4-methylbenzenesulfonate Structure

3-Butyn-2-yl 4-...

CAS#:53487-52-8

Literature: Lowchol Scientific, Inc. Patent: US5436273 A1, 1995 ;

~94%

3-Butyn-2-yl 4-methylbenzenesulfonate Structure

3-Butyn-2-yl 4-...

CAS#:53487-52-8

Literature: UNIVERSITE DE MONTREAL Patent: EP636021 B1, 1998 ;

~92%

3-Butyn-2-yl 4-methylbenzenesulfonate Structure

3-Butyn-2-yl 4-...

CAS#:53487-52-8

Literature: Aidhen; Braslau Synthetic Communications, 1994 , vol. 24, # 6 p. 789 - 797

~88%

3-Butyn-2-yl 4-methylbenzenesulfonate Structure

3-Butyn-2-yl 4-...

CAS#:53487-52-8

Literature: Larock, R. C.; Varaprath, S.; Lau, H. H.; Fellows, C. A. Journal of the American Chemical Society, 1984 , vol. 106, # 18 p. 5274 - 5284

 Customs

HS Code 2905290000
Summary 2905290000 unsaturated monohydric alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Synonyms

3-Butyn-2-yl 4-methylbenzenesulfonate
1-Methyl-2-propynyl 4-methylbenzenesulfonate
1-Methyl-2-propynyl p-toluenesulfonate
P-TOLUENESULFONIC ACID 1-BUTYN-3-YL ESTER
3-Butyn-2-ol, 4-methylbenzenesulfonate
But-3-yn-2-yl 4-methylbenzenesulfonate
1-Butyn-3-yl p-Toluenesulfonate