1788-08-5

1788-08-5 structure

Name: 4-Ethynylbenzenesulfonamide
Chemical Name: 4-Ethynylbenzenesulfonamide
CAS Number: 1788-08-5
Molecular Formula: C₈H₇NO₂S
Molecular Weight: 181.212
Create Date: 2018-04-05 08:00:00
Modify Date: 2024-01-07 21:28:20

Name	4-Ethynylbenzenesulfonamide
Synonyms	4-Ethynylbenzenesulfonamide p-Ethynylbenzolsulfonamid Benzenesulfonamide, 4-ethynyl- P-Ethynylbenzenesulfonamide 4-ethynyl-benzenesulphonamide 4-ethynyl benzenesulfonamide Benzenesulfonamide,4-ethynyl

Density	1.4±0.1 g/cm3
Boiling Point	338.2±44.0 °C at 760 mmHg
Melting Point	180 °C
Molecular Formula	C₈H₇NO₂S
Molecular Weight	181.212
Flash Point	158.4±28.4 °C
Exact Mass	181.019745
PSA	68.54000
LogP	0.51
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.623
Storage condition	2-8°C

Hazard Codes	Xi
HS Code	2935009090

775331-26-5

~63%

1788-08-5

Literature: PHARMACIA CORPORATION Patent: WO2004/87686 A2, 2004 ; Location in patent: Page 229 ; Title/Abstract Full Text Show Details PHARMACIA CORPORATION Patent: WO2004/87687 A1, 2004 ; Location in patent: Page 229 ; WO 2004/087687 A1

701-34-8

1788-08-5

Literature: Organic and biomolecular chemistry, , vol. 1, # 3 p. 498 - 506

701-34-8

1066-54-2

1788-08-5

Literature: WO2006/71184 A1, ; Page/Page column 15 ; WO 2006/071184 A1

1056474-58-8

1788-08-5

Literature: Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, , vol. 64, # 3 p. 292 - 296

Precursor 4
775331-26-5 701-34-8 1066-54-2 1056474-58-8
DownStream 0

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

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