4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene

Base Information

• Chemical Name: 4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene
• CAS No.: 1209012-31-6
• Molecular Formula: C16H10S2
• Molecular Weight: 266.387
• Mol file: 1209012-31-6.mol

Synonyms:4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene

Chemical Property of 4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene

Chemical Property:

• Boiling Point: 467.4±35.0 °C(Predicted)
• PSA: 56.48000
• Density: 1.430±0.06 g/cm3(Predicted)
• LogP: 4.95200

Purity/Quality:

99%, ^*data from raw suppliers

8,10-Dihydro-s-indaceno[1,2-b:6,7-b']dithiophene 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Uses: 4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene is?a heterocyclic derivatives and can be used as an intermediates in organic synthesis.

Technology Process of 4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene

There total 11 articles about 4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene 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: 82.0%

4,9-dihydro-S-indaceno-[1,2-b:5,6-b']-dithiophene-4,9-dione (1209012-30-5) → 4,9-dihydro-s-indaceno[1,2-b:5,6-b′]dithiophene (1209012-31-6)

Guidance literature:

With water; potassium hydroxide; hydrazine; In diethylene glycol; at 180 ℃; for 24h;

DOI:10.1021/ja1049324

Reference yield: 55.0%

C16H10O2S2 → 4,9-dihydro-s-indaceno[1,2-b:5,6-b′]dithiophene (1209012-31-6)

Guidance literature:

With potassium hydroxide; hydrazine; In diethylene glycol; at 160 - 170 ℃; for 24h; Cooling with ice;

Reference yield: 21.0%

2,5-dithien-2-yl-1,4-benzenedimethanol → 4,9-dihydro-s-indaceno[1,2-b:5,6-b′]dithiophene (1209012-31-6)

Guidance literature:

With trifluorormethanesulfonic acid; at -7 ℃; for 6h;

upstream raw materials:

4,9-dihydro-S-indaceno-[1,2-b:5,6-b']-dithiophene-4,9-dione

2,5-dibromo-p-xylene

2,5-dibromoterephtalic acid

2,5-bis(2-thienyl)terephthaloyl chloride

Downstream raw materials:

7-{4-[N,N-bis(4-hexyloxyphenyl)amino]phenyl}-4,9-dihydro-4,4,9,9-tetrahexylsindaceno[1,2-b:5,6-b']dithiophene-2-carbaldehyde

2-cyano-3-{7-{4-[N,N-bis(4-hexyloxyphenyl)amino]phenyl}-4,9-dihydro-4,4,9,9-tetrahexyl-s-indaceno[1,2-b:5,6-b']dithiophene-2-yl}acrylic acid

4,4,9,9-tetraoctyl-4,9-dihydro-s-indaceno[1,2-b:5,6-b']dithiophene

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