4,4'-DIPYRIDYL SULFIDE

Base Information

• Chemical Name: 4,4'-DIPYRIDYL SULFIDE
• CAS No.: 37968-97-1
• Molecular Formula: C10H8N2S
• Molecular Weight: 188.253
• Hs Code.: 2933399090
• Mol file: 37968-97-1.mol

Synonyms:4,4'-Thiodipyridine;4,4'-DIPYRIDYL SULFIDE;

Chemical Property of 4,4'-DIPYRIDYL SULFIDE

Chemical Property:

• Vapor Pressure: 0.000104mmHg at 25°C
• Melting Point: 69oC
• Boiling Point: 348oC at 760 mmHg
• PKA: 3.87±0.26(Predicted)
• Flash Point: 164.3oC
• PSA: 51.08000
• Density: 1.25g/cm3
• LogP: 2.62780

Purity/Quality:

98% ^*data from raw suppliers

4,4''-thiodipyridine ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 22-36-40
• Safety Statements: 36-26

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4,4'-DIPYRIDYL SULFIDE

There total 14 articles about 4,4'-DIPYRIDYL SULFIDE 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: 75.0%

4-Chloropyridine (626-61-9) + thiourea (17356-08-0) → pyridine-4-thiol (4556-23-4) + 4,4'-thiobispyridine (37968-97-1)

Guidance literature:

With 4-(2-pyridyl)pyridine; potassium tert-butylate; In ammonia; at -40 ℃; electrolysis;

DOI:10.1016/S0040-4039(96)02366-0

Reference yield:

pyridine-4-thiol (4556-23-4) → 4,4'-thiobispyridine (37968-97-1) + dipyridin-4-yl disulfide (2645-22-9)

Guidance literature:

With water; dihydrogen peroxide; gold; In N,N-dimethyl-formamide; at 60 ℃; for 0.133333h; Solvent; Reagent/catalyst;

DOI:10.1002/anie.201810447

Reference yield:

pyridine-4-thiol (4556-23-4) → 4,4'-thiobispyridine (37968-97-1) + dipyridin-4-yl disulfide (2645-22-9) + 4,4’-dipyridyl trisulfide (1131480-96-0)

Guidance literature:

With water; dihydrogen peroxide; gold; In N,N-dimethyl-formamide; at 60 ℃; for 0.133333h; Solvent;

DOI:10.1002/anie.201810447

upstream raw materials:

pyridine-4-thiol

1-(4-pyridyl)pyridinium chloride hydrochloride

4-Chloropyridine

thiourea

Refernces

• 1、 R?is?nen, Minna,Heli?vaara, Eeva,Al-Qaisi, Feda'a,Muuronen, Mikko,Eronen, Aleksi,Liljeqvist, Henri,Nieger, Martin,Kemell, Marianna,Moslova, Karina,H?m?l?inen, Jani,Lagerblom, Kalle,Repo, Timo. "Pyridinethiol-Assisted Dissolution of Elemental Gold in Organic Solutions". supporting information. p. 17104 - 17109. Retrieved 2018/12/04.
• 2、 Boduszek, B.. "SYNTHESIS OF SOME DIPYRIDYL DISULFIDES AND RELATED PYRIDINE-4-SULFONIC ACIDS". . p. 787 - 790. Retrieved 2007/10/02.