Pentaerythrityl Tetrathiol

Base Information

• Chemical Name: Pentaerythrityl Tetrathiol
• CAS No.: 4720-60-9
• Molecular Formula: C5H12S4
• Molecular Weight: 200.414
• Mol file: 4720-60-9.mol

Synonyms:Tetrathiopentaerythrit;2,2-Bis-mercaptomethyl-propan-1,3-dithiol;Tetrakis-mercaptomethyl-methan;pentaerythrityltetrathiol;2,2-bis-mercaptomethyl-propane-1,3-dithiol;tetrakis(mercaptomethyl)methane;

Chemical Property of Pentaerythrityl Tetrathiol

Chemical Property:

• Vapor Pressure: 2.69E-05mmHg at 25°C
• Melting Point: 73-73.5 °C(Solv: ethanol (64-17-5))
• Boiling Point: 368.5°Cat760mmHg
• PKA: 9.16±0.10(Predicted)
• Flash Point: 183.8°C
• PSA: 155.20000
• Density: 1.197g/cm³
• LogP: 1.69200

Purity/Quality:

99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Pentaerythrityl Tetrathiol

There total 7 articles about Pentaerythrityl Tetrathiol 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%

2,3,7,8-tetrathia-5-spirononane (176-02-3) → 2,2-bis(mercaptomethyl)propane-1,3-dithiol (4720-60-9)

Guidance literature:

With lithium aluminium tetrahydride;

Reference yield: 97.5%

C9H20N8S4 → 2,2-bis(mercaptomethyl)propane-1,3-dithiol (4720-60-9)

Guidance literature:

With hydrogenchloride; In water; at 90 ℃; for 0.25h; pH=4 - 6; Temperature;

Reference yield: 96.0%

Pentaerythritol (115-77-5) → 2,2-bis(mercaptomethyl)propane-1,3-dithiol (4720-60-9)

Guidance literature:

Pentaerythritol; With hydrogenchloride; thiourea; In water; at 40 - 100 ℃; for 5.5h;

With ammonia; In water; toluene; at 50 ℃; for 5h;

upstream raw materials:

2,3,7,8-tetrathia-5-spirononane

pentaerythritol tetrabromide

pentaerythrityl tetra(thioacetate)

2,2-bis(((methylsulfonyl)oxy)methyl)propane-1,3-diyl dimethanesulfonate

Downstream raw materials:

3,15-diphenyl-7,11,18,21-tetrathiaspiro[5.2.2.5.2.2]heneicosane

3,9-bis(3-nitrophenyl)-2,4,8,10-tetrathiaspiro[5.5]undecane

3,9-bis(3-hydroxyphenyl)-2,4,8,10-tetrathiaspiro[5.5]undecane

[Fe2(CO)6]2(μ-SCH2)4C]

Refernces

• 1、 -. "Preparation method of 2-2-dimercaptomethyl-1-3-propanedithiol". Paragraph 0024; 0027-0038. . Retrieved 2020/05/01.
• 2、 Gaz, ?erban Andrei,Condamine, Eric,Bogdan, Niculina,Terec, Anamaria,Bogdan, Elena,Ramondenc, Yvan,Grosu, Ion. "Synthesis and stereochemistry of some new spiro and polyspiro-1,3-dithiane derivatives". . p. 7295 - 7300. Retrieved 2008/12/21.