2,3-Quinoxalinedithiol

Base Information

• Chemical Name: 2,3-Quinoxalinedithiol
• CAS No.: 1199-03-7
• Deprecated CAS: 40158-04-1
• Molecular Formula: C8H6 N2 S2
• Molecular Weight: 194.281
• Hs Code.: 2933990090
• European Community (EC) Number: 214-841-8
• NSC Number: 63917,56344,9434
• DSSTox Substance ID: DTXSID5061613
• Nikkaji Number: J15.554C
• Mol file: 1199-03-7.mol

Synonyms:Quinoxaline-2,3-dithiol;2,3-QUINOXALINEDITHIOL;1199-03-7;1,4-dihydroquinoxaline-2,3-dithione;2,3-Quinoxalinethiol;2,3-Dithiolquinoxaline;2,3-Dimercaptoquinoxaline;USAF EK-7317;2,3-Quinoxalinedithione, 1,4-dihydro-;NSC 9434;NSC 56344;NSC 63917;EINECS 214-841-8;QDT;C8H6N2S2;NSC63917;2, 1,4-dihydro-;WLN: T66 BN ENJ CSH DSH;2,3-Dithioquinoxaline;Chinoxalin-2,3-dithiol;2, 3-Quinoxalinedithiol;Maybridge1_004089;Quinoxaline-2,3-bisthiol;2, 3-Dimercaptoquinoxaline;SCHEMBL594018;DTXSID5061613;SCHEMBL11981399;HMS553B21;NSC9434;YFBUDXNMBTUSOC-UHFFFAOYSA-N;quinoxalin-2,3(1h,4h)-dithione;NSC-9434;NSC56344;BBL023005;MFCD00039726;NSC-56344;NSC-63917;NSC816950;STL360912;1,4-dihydro-2,3-quinoxalinedithione;AKOS000269714;NSC-816950;VS-07303;LS-143035;CS-0214713;FT-0633471;EN300-18755;Z203045112

Chemical Property of 2,3-Quinoxalinedithiol

Chemical Property:

• Vapor Pressure: 0.000135mmHg at 25°C
• Melting Point: 345°C
• Refractive Index: 1.8
• Boiling Point: 333.6°Cat760mmHg
• PKA: 8.22±0.20(Predicted)
• Flash Point: 155.6°C
• PSA: 103.38000
• Density: 1.49g/cm³
• LogP: 2.20720
• XLogP3: 2.1
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 193.99724055
• Heavy Atom Count: 12
• Complexity: 203

Purity/Quality:

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

Quinoxaline-2,3-dithiol ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Thiols
• Canonical SMILES: C1=CC=C2C(=C1)NC(=S)C(=S)N2

Technology Process of 2,3-Quinoxalinedithiol

There total 13 articles about 2,3-Quinoxalinedithiol 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: 95.0%

2,3-dichloroquinoxaline (2213-63-0) + thiourea (17356-08-0) → quinoxaline-2,3-dithiole (1199-03-7)

Guidance literature:

2,3-dichloroquinoxaline; thiourea; In ethanol; at 20 ℃; for 1h; Reflux;

With sodium hydroxide; for 0.5h; Reflux;

DOI:10.1039/C8CC07467D

Reference yield: 93.0%

2,3-dichloroquinoxaline (2213-63-0) → quinoxaline-2,3-dithiole (1199-03-7)

Guidance literature:

With thiourea; In ethanol; for 0.0666667h; Irradiation;

DOI:10.1002/jhet.496

Reference yield: 85.0%

2,3-diisothiuronium quinoxaline dihydrochloride → quinoxaline-2,3-dithiole (1199-03-7)

Guidance literature:

With potassium hydroxide; In water;

DOI:10.1023/B:RUCB.0000042276.31796.ca

upstream raw materials:

2,3-dichloroquinoxaline

thiourea

quinoxaline-2,3-dione

1,2-diamino-benzene

Downstream raw materials:

2,3-bis(methylthio)quinoxaline

2,3-bis(hydrazino)quinoxaline

2-mercapto-3-hydrazinoquinoxaline

2-benzoylmethyl-1,3-dithiolo<4,5-b>quinoxaline

Refernces

• 1、 Aimoto, Yutaro,Koshiba, Keita,Yamauchi, Kosei,Sakai, Ken. "A family of molecular nickel hydrogen evolution catalysts providing tunable overpotentials using ligand-centered proton-coupled electron transfer paths". . p. 12820 - 12823. Retrieved 2018.
• 2、 Podsiad?y, Rados?aw,Soko?owska, Jolanta. "Synthesis of novel oxidizable polymerization sensitizers based on the dithiinoquinoxaline skeleton". . p. 1300 - 1307. Retrieved 2012.
• 3、 Fathalla, Walid,Ali, Ibrahim A. I.,Pazdera, Pavel. "A novel method for heterocyclic amide-thioamide transformations". supporting information. p. 174 - 181. Retrieved 2017/02/15.