2,5-DIAMINO-1,4-BENZENEDITHIOL DIHYDROCHLORIDE

Base Information

• Chemical Name: 2,5-DIAMINO-1,4-BENZENEDITHIOL DIHYDROCHLORIDE
• CAS No.: 75464-52-7
• Molecular Formula: C₆H₈N₂S₂*2ClH
• Molecular Weight: 245.197
• Hs Code.: 29309090
• Mol file: 75464-52-7.mol

Synonyms:1,4-Benzenedithiol,2,5-diamino-, dihydrochloride (9CI);2,5-Diamino-1,4-benzenedithiol dihydrochloride;

Chemical Property of 2,5-DIAMINO-1,4-BENZENEDITHIOL DIHYDROCHLORIDE

Chemical Property:

• Vapor Pressure: 1.85E-07mmHg at 25°C
• Melting Point: 210°C(dec.)(lit.)
• Boiling Point: 420.1 °C at 760 mmHg
• Flash Point: 207.9 °C
• PSA: 129.64000
• LogP: 4.19480
• Storage Temp.: Inert atmosphere,Room Temperature
• Solubility.: soluble in Dimethylformamide

Purity/Quality:

98%,99%, ^*data from raw suppliers

2,5-Diaminobenzene-1,4-dithiolDihydrochloride ^*data from reagent suppliers

Safty Information:

• Statements: 20/21/22-36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,5-DIAMINO-1,4-BENZENEDITHIOL DIHYDROCHLORIDE

There total 3 articles about 2,5-DIAMINO-1,4-BENZENEDITHIOL DIHYDROCHLORIDE 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: 78.0%

SKA-50 (16162-28-0) → 2,5-diaminobenzene-1,4-dithiol bis(hydrochloride) (75464-52-7)

Guidance literature:

SKA-50; With potassium hydroxide;

With hydrogenchloride; In water;

DOI:10.1039/c9cc02273b

Reference yield:

1,4-phenylenediamine (106-50-3) → 2,5-diaminobenzene-1,4-dithiol bis(hydrochloride) (75464-52-7)

Guidance literature:

Multi-step reaction with 3 steps

1.1: hydrogenchloride; pyrographite / 50 °C

1.2: 24 h / 95 °C

2.1: bromine / chloroform / 50 °C / Reflux

3.1: potassium hydroxide / water / 5 h / Reflux; Inert atmosphere

3.2: Inert atmosphere

With hydrogenchloride; bromine; pyrographite; potassium hydroxide; In chloroform; water;

DOI:10.1039/c7tc03959j

Reference yield:

N,N'-bis(thiocarbamoyl)-1,4-phenylenediamine (1519-70-6) → 2,5-diaminobenzene-1,4-dithiol bis(hydrochloride) (75464-52-7)

Guidance literature:

Multi-step reaction with 2 steps

1.1: bromine / chloroform / 50 °C / Reflux

2.1: potassium hydroxide / water / 5 h / Reflux; Inert atmosphere

2.2: Inert atmosphere

With bromine; potassium hydroxide; In chloroform; water;

DOI:10.1039/c7tc03959j

upstream raw materials:

1,4-phenylenediamine

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

SKA-50

Downstream raw materials:

2,6-Bis-(4-nitro-phenyl)-benzo[1,2-d;4,5-d']bisthiazole

C₃₄H₂₄N₂O₂S₂

C₇₄H₁₀₀N₂O₈S₂

C₇₄H₁₀₀N₂O₈S₂

Refernces

• 1、 Conboy, Gary,Taylor, Rupert G. D.,Findlay, Neil J.,Kanibolotsky, Alexander L.,Inigo, Anto R.,Ghosh, Sanjay S.,Ebenhoch, Bernd,Krishnan Jagadamma, Lethy,Thalluri, Gopala Krishna V. V.,Sajjad, Muhammad T.,Samuel, Ifor D. W.,Skabara, Peter J.. "Novel 4,8-benzobisthiazole copolymers and their field-effect transistor and photovoltaic applications". . p. 11927 - 11936. Retrieved 2017/11/30.