Benzo[1,2-d:4,5-d]bisthiazole-2,6-diamine (9CI)

Base Information

• Chemical Name: Benzo[1,2-d:4,5-d]bisthiazole-2,6-diamine (9CI)
• CAS No.: 16162-28-0
• Molecular Formula: C8H6 N4 S2
• Molecular Weight: 222.29
• Hs Code.: 2934999090
• Mol file: 16162-28-0.mol

Synonyms:Benzo[1,2-d:4,5-d']bisthiazole,2,6-diamino- (6CI,8CI); 2,6-Diaminobenzo[1,2-d:4,5-d']bisthiazole; SKA 50

Chemical Property of Benzo[1,2-d:4,5-d]bisthiazole-2,6-diamine (9CI)

Chemical Property:

• Melting Point: >350 °C
• Boiling Point: 513.0±60.0 °C(Predicted)
• PKA: 1.71±0.50(Predicted)
• PSA: 134.30000
• Density: 1.741
• LogP: 3.23280
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

benzo[1,2-d:4,5-d'']bis(thiazole)-2,6-diamine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Benzo[1,2-d:4,5-d]bisthiazole-2,6-diamine (9CI)

There total 2 articles about Benzo[1,2-d:4,5-d]bisthiazole-2,6-diamine (9CI) 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: 84.0%

N,N'-bis(thiocarbamoyl)-1,4-phenylenediamine (1519-70-6) → SKA-50 (16162-28-0)

Guidance literature:

With bromine; In chloroform; at 50 ℃; Reflux;

DOI:10.1039/c7tc03959j

Reference yield:

1,4-phenylenediamine (106-50-3) → SKA-50 (16162-28-0)

Guidance literature:

Multi-step reaction with 2 steps

1: ethanol

2: 70 percent / bromine; 98 percent H₂SO₄ / 8 h / Heating

With sulfuric acid; bromine; In ethanol;

DOI:10.1515/HC.2001.7.1.83

Reference yield: 84.0%

4-methoxy-benzaldehyde (123-11-5) + SKA-50 (16162-28-0) → N,N'-bis-(4-methoxy-benzylidene)-benzo[1,2-d;4,5-d']bisthiazole-2,6-diamine (351415-41-3)

Guidance literature:

In ethanol; for 5h; Heating;

DOI:10.1515/HC.2001.7.1.83

upstream raw materials:

N,N'-bis(thiocarbamoyl)-1,4-phenylenediamine

1,4-phenylenediamine

Downstream raw materials:

N,N'-bis-(2-chloro-benzylidene)-benzo[1,2-d;4,5-d']bisthiazole-2,6-diamine

N,N'-bis-(3,4,5-trimethoxy-benzylidene)-benzo[1,2-d;4,5-d']bisthiazole-2,6-diamine

N,N'-bis-(4-methoxy-benzylidene)-benzo[1,2-d;4,5-d']bisthiazole-2,6-diamine

N,N'-bis-(3-phenoxy-benzylidene)-benzo[1,2-d;4,5-d']bisthiazole-2,6-diamine