5,6-Difluoro-4,7-bis(5-(trimethylstannyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole

Base Information

• Chemical Name: 5,6-Difluoro-4,7-bis(5-(trimethylstannyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole
• CAS No.: 1421762-30-2
• Molecular Formula: C20H22F2N2S3Sn2
• Molecular Weight: 662.023
• Mol file: 1421762-30-2.mol

Synonyms:5,6-Difluoro-4,7-bis(5-(trimethylstannyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole

Chemical Property of 5,6-Difluoro-4,7-bis(5-(trimethylstannyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole

Chemical Property:

• Boiling Point: 573.7±60.0 °C(Predicted)
• PKA: -2.82±0.50(Predicted)
• PSA: 110.50000
• LogP: 6.51690

Purity/Quality:

≥99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5,6-Difluoro-4,7-bis(5-(trimethylstannyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole

There total 2 articles about 5,6-Difluoro-4,7-bis(5-(trimethylstannyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole 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: 97.0%

5,6-difluoro-4,7-di(thiophen-2-yl)benzo[c][1, 2, 5]thiadiazole (1304773-88-3) + trimethyltin(IV)chloride (1066-45-1) → 5,6-difluoro-4,7-bis(5-(trimethylstannyl)thiophene-2-yl)benzo[c][1,2,5]thiadiazole (1421762-30-2)

Guidance literature:

5,6-difluoro-4,7-di(thiophen-2-yl)benzo[c][1, 2, 5]thiadiazole; With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃; for 1h;

trimethyltin(IV)chloride; In tetrahydrofuran; at -78 - 20 ℃;

DOI:10.1002/adma.201300098

Reference yield:

5,6-difluoro-4,7-diiodo-benzo [c] [1,2,5] thiadiazole (1293389-29-3) → 5,6-difluoro-4,7-bis(5-(trimethylstannyl)thiophene-2-yl)benzo[c][1,2,5]thiadiazole (1421762-30-2)

Guidance literature:

Multi-step reaction with 2 steps

1.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾ / toluene / 20 h / 110 °C

2.1: lithium diisopropyl amide / tetrahydrofuran / 50 h / -78 - 20 °C

2.2: 12 h / 20 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; lithium diisopropyl amide; In tetrahydrofuran; toluene;

Reference yield: 72.0%

5,6-difluoro-4,7-bis(5-(trimethylstannyl)thiophene-2-yl)benzo[c][1,2,5]thiadiazole (1421762-30-2) + 8-bromo-6,6,12,12-tetrakis(4-hexylphenyl)-6,12-dihydro-dithieno[2,3-d:2',3'-d]-s-indaceno[1,2-b:5,6-b']dithiophene-2-carbaldehyde → C152H150F2N2O2S11

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tris-(o-tolyl)phosphine; In toluene; at 110 ℃; for 24h;

upstream raw materials:

5,6-difluoro-4,7-di(thiophen-2-yl)benzo[c][1, 2, 5]thiadiazole

trimethyltin(IV)chloride

5,6-difluoro-4,7-diiodo-benzo [c] [1,2,5] thiadiazole