4-(2-THIENYL)BUT-3-EN-2-ONE

Base Information

• Chemical Name: 4-(2-THIENYL)BUT-3-EN-2-ONE
• CAS No.: 99768-07-7
• Molecular Formula: C8H8 O S
• Molecular Weight: 152.217
• Hs Code.: 2934999090
• Mol file: 99768-07-7.mol

Synonyms:4-(2-THIENYL)BUT-3-EN-2-ONE;4-(2-THIENYL)-3-BUTEN-2-ONE;1-(2-THIENYL)-1-BUTEN-3-ONE;1-(2-THIENYL)BUT-1-EN-3-ONE;LABOTEST-BB LT00053275;(E)-4-(THIOPHEN-2-YL)BUT-3-EN-2-ONE;TRANS-4-(2-THIENYL)-3-BUTEN-2-ONE

Chemical Property of 4-(2-THIENYL)BUT-3-EN-2-ONE

Chemical Property:

• Melting Point: 25-26 °C(lit.)
• Flash Point: 230 °F
• PSA: 45.31000
• Density: 1.151 g/mL at 25 °C(lit.)
• LogP: 2.50690

Purity/Quality:

98%min ^*data from raw suppliers

4-(2-Thienyl)-3-buten-2-one 97% ^*data from reagent suppliers

Safty Information:

• Safety Statements: 23-24/25

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-(2-THIENYL)BUT-3-EN-2-ONE

There total 3 articles about 4-(2-THIENYL)BUT-3-EN-2-ONE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 37.0%

thiophene (188290-36-0,8014-23-1,25233-34-5) + 4-Chlorobutanoyl chloride (4635-59-0) → 5,6-dihydro-4H-benzothiophen-7-one (1468-84-4) + 1-thiophen-2-yl-but-3-en-1-one (99768-07-7)

Guidance literature:

aluminium trichloride; In carbon disulfide; for 3h; Ambient temperature;

Reference yield: 18.0%

thiophene (188290-36-0,8014-23-1,25233-34-5) + 4-Chlorobutanoyl chloride (4635-59-0) → 5,6-dihydro-4H-benzothiophen-7-one (1468-84-4) + 1-thiophen-2-yl-but-3-en-1-one (99768-07-7) + (E)-1-(thiophen-2-yl)but-2-en-1-one (31618-83-4,13196-29-7) + 4-chloro-1-(thien-2-yl)-1-butanone (43076-59-1)

Guidance literature:

iron(III) chloride; In carbon disulfide; for 3h; Further byproducts given; Ambient temperature;

Reference yield: 18.0%

thiophene (188290-36-0,8014-23-1,25233-34-5) + 4-Chlorobutanoyl chloride (4635-59-0) → 5,6-dihydro-4H-benzothiophen-7-one (1468-84-4) + 1-thiophen-2-yl-but-3-en-1-one (99768-07-7) + (E)-1-(thiophen-2-yl)but-2-en-1-one (31618-83-4,13196-29-7) + 4-chloro-1-(thien-2-yl)-1-butanone (43076-59-1) + 1-(thiophen-3-yl)but-3-en-1-one (114361-70-5)

Guidance literature:

iron(III) chloride; In carbon disulfide; for 3h; Product distribution; Ambient temperature; other catalyst;

upstream raw materials:

thiophene

4-Chlorobutanoyl chloride

Downstream raw materials:

2-(thiophen-2-yl)-1H-pyrrole

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