2,3,7,8-Tetrathiaspiro(4.4)nonane

Base Information

• Chemical Name: 2,3,7,8-Tetrathiaspiro(4.4)nonane
• CAS No.: 176-02-3
• Molecular Formula: C₅H₈S₄
• Molecular Weight: 196.383
• Hs Code.: 2934999090
• NSC Number: 75119
• UNII: EZZ2REL4BJ
• DSSTox Substance ID: DTXSID00170055
• Nikkaji Number: J461.707J
• Wikidata: Q83039903
• Mol file: 176-02-3.mol

Synonyms:2,3,7,8-Tetrathiaspiro(4.4)nonane;2,3,7,8-Tetrathiaspiro[4.4]nonane;176-02-3;PH 800/20;EZZ2REL4BJ;NSC-75119;NSC 75119;2,3,7,8-Tetrathio(4.4)spirononane;BRN 0106644;NSC75119;UNII-EZZ2REL4BJ;4-19-00-05648 (Beilstein Handbook Reference);SCHEMBL8991088;DTXSID00170055;2,7,8-Tetrathiaspiro[4.4]nonane;AKOS006277077

Chemical Property of 2,3,7,8-Tetrathiaspiro(4.4)nonane

Chemical Property:

• Vapor Pressure: 0.000304mmHg at 25°C
• Boiling Point: 331.2°Cat760mmHg
• Flash Point: 169.5°C
• PSA: 101.20000
• Density: 1.5g/cm³
• LogP: 2.76280
• XLogP3: 1.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 195.95088495
• Heavy Atom Count: 9
• Complexity: 84

Purity/Quality:

98%min ^*data from raw suppliers

PH 800/20 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1C2(CSS1)CSSC2

Technology Process of 2,3,7,8-Tetrathiaspiro(4.4)nonane

There total 11 articles about 2,3,7,8-Tetrathiaspiro(4.4)nonane 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: 100.0%

pentaerythritol tetrabromide (3229-00-3) → 2,3,7,8-tetrathia-5-spirononane (176-02-3)

Guidance literature:

With sodium disulfide;

Reference yield: 30.0%

3,9-bis-2,4,8,10-tetrathiaspiro<5,5>undecane (120987-03-3) → 2,3,7,8-tetrathia-5-spirononane (176-02-3) + 2-imidazolidine (6208-76-0)

Guidance literature:

With ethylenediamine; In N,N-dimethyl-formamide; for 120h; Ambient temperature;

Reference yield: 30.0%

3,9-bis-2,4,8,10-tetrathiaspiro<5,5>undecane (120987-03-3) + ethylenediamine (107-15-3,85404-18-8) → 2,3,7,8-tetrathia-5-spirononane (176-02-3) + 2-imidazolidine (6208-76-0)

Guidance literature:

In N,N-dimethyl-formamide; for 120h; Ambient temperature;

upstream raw materials:

2,3,4,8,9,10-hexathia-spiro[5.5]undecane

pentaerythritol tetrabromide

3,9-bis-2,4,8,10-tetrathiaspiro<5,5>undecane

ethylenediamine

Downstream raw materials:

2,2-bis(mercaptomethyl)propane-1,3-dithiol

Refernces

• 1、 Dhar,Chidambaram,Chandrasekaran. "Piperidinium tetrathiotungstate as sulfur transfer reagent: Synthesis of cyclic disulfides". . p. 1699 - 1702. Retrieved 2007/10/02.
• 2、 Fujihara, Hisashi,Imaoka, Koji,Furukawa, Naomichi,Oae, Shigeru. "SYNTHESIS OF NEW MACROCYCLIC POLYTHIAETHER". . p. 1701 - 1704. Retrieved 2007/10/02.