The 4-(Pyridin-3-yl)-thiosemicarbazide, with the CAS registry number 34955-25-4, is also known as 4-[3-Pyridyl]-3-thiosemicarbazide. This chemical's molecular formula is C₆H₈N₄S and molecular weight is 168.22. What's more, its systematic name is 1-amino-3-pyridin-3-ylthiourea. 

Physical properties of 4-(Pyridin-3-yl)-thiosemicarbazide are: (1)ACD/LogP: -0.56; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/KOC (pH 5.5): 19.09; (5)ACD/KOC (pH 7.4): 22.74; (6)#H bond acceptors: 4; (7)#H bond donors: 4; (8)#Freely Rotating Bonds: 2; (9)Polar Surface Area: 54.7 Å²; (10)Index of Refraction: 1.742; (11)Molar Refractivity: 48.37 cm³; (12)Molar Volume: 119.5 cm³; (13)Surface Tension: 85.6 dyne/cm; (14)Density: 1.406 g/cm³; (15)Flash Point: 146 °C; (16)Enthalpy of Vaporization: 55.93 kJ/mol; (17)Boiling Point: 317.8 °C at 760 mmHg; (18)Vapour Pressure: 0.000376 mmHg at 25°C.

Uses of 4-(Pyridin-3-yl)-thiosemicarbazide: it can be used to produce 4-pyridin-3-yl-5-trifluoromethyl-2,4-dihydro-[1,2,4]triazole-3-thione by heating. It will need reagent MeONa and solvent methanol with the reaction time of 15 hours. The yield is about 67%.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC(=CN=C1)NC(=S)NN
(2)InChI: InChI=1S/C6H8N4S/c7-10-6(11)9-5-2-1-3-8-4-5/h1-4H,7H2,(H2,9,10,11)
(3)InChIKey: IZZXENNHSGUQCV-UHFFFAOYSA-N