The 2,2'-Dipyridyl disulfide is an organic compound with the formula C₁₀H₈N₂S₂. The IUPAC name of this chemical is 2-(pyridin-2-yldisulfanyl)pyridine. With the CAS registry number 2127-03-9, it is also named as 2-Pyridin-2-yldisulfanylpyridine. The product's categories are Biochemistry; Condensation & Active Esterification; Coupling Reactions (Peptide Synthesis); Peptide Synthesis; Synthetic Organic Chemistry. Besides, it is a white to yellowish crystalline powder, which should be stored in a closed cool and dry place.

Physical properties about 2,2'-Dipyridyl disulfide are: (1)ACD/LogP: 3.07; (2)ACD/LogD (pH 5.5): 3.07; (3)ACD/LogD (pH 7.4): 3.07; (4)ACD/BCF (pH 5.5): 126.724; (5)ACD/BCF (pH 7.4): 126.737; (6)ACD/KOC (pH 5.5): 1113.841; (7)ACD/KOC (pH 7.4): 1113.956; (8)#H bond acceptors: 2 ; (9)#Freely Rotating Bonds: 3; (10)Polar Surface Area: 76.38 Å²; (11)Index of Refraction: 1.694; (12)Molar Refractivity: 63.087 cm³; (13)Molar Volume: 164.407 cm³; (14)Polarizability: 25.01×10^-24cm³; (15)Surface Tension: 68.713 dyne/cm; (16)Density: 1.34 g/cm³; (17)Flash Point: 169.16 °C; (18)Enthalpy of Vaporization: 57.761 kJ/mol; (19)Boiling Point: 356.095 °C at 760 mmHg.

Preparation: this chemical can be prepared by 1H-pyridine-2-thione. This reaction will need reagent O₂ and solvent dioxane. The reaction temperature is 19.9 °C.

Uses of 2,2'-Dipyridyl disulfide: it can be used to produce 2-(pyridin-2-ylsulfanyl)-tetrahydro-pyran-3-ol. It will need reagent tributylphosphine.

When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation and if swallowed. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable gloves and eye/face protection, do not breathe dust and avoid contact with eyes.

You can still convert the following datas into molecular structure:
(1)SMILES: c1ccnc(c1)SSc2ccccn2
(2)InChI: InChI=1/C10H8N2S2/c1-3-7-11-9(5-1)13-14-10-6-2-4-8-12-10/h1-8H
(3)InChIKey: HAXFWIACAGNFHA-UHFFFAOYAJ
(4)Std. InChI: InChI=1S/C10H8N2S2/c1-3-7-11-9(5-1)13-14-10-6-2-4-8-12-10/h1-8H
(5)Std. InChIKey: HAXFWIACAGNFHA-UHFFFAOYSA-N