The Aceticacid, 2-(6-chloro-2-pyridinyl)hydrazide with CAS registry number of 66999-51-7 is also known as N'-(6-Chloro-2-pyridinyl)acetohydrazide. The IUPAC name is N'-(6-Chloropyridin-2-yl)acetohydrazide. In addition, the formula is C₇H₈ClN₃O and the molecular weight is 185.61.

Physical properties about Aceticacid, 2-(6-chloro-2-pyridinyl)hydrazide are: (1)ACD/LogD (pH 5.5): 0.6; (2)ACD/LogD (pH 7.4): 0.6; (3)ACD/BCF (pH 5.5): 1.68; (4)ACD/BCF (pH 7.4): 1.68; (5)ACD/KOC (pH 5.5): 50.49; (6)ACD/KOC (pH 7.4): 50.49; (7)#H bond acceptors: 4; (8)#H bond donors: 2; (9)#Freely Rotating Bonds: 1; (10)Polar Surface Area: 36.44Ų; (11)Index of Refraction: 1.606; (12)Molar Refractivity: 47.1 cm³; (13)Molar Volume: 136.5 cm³; (14)Polarizability: 18.67×10^-24cm³; (15)Surface Tension: 53.3 dyne/cm; (16)Density: 1.359 g/cm³; (17)Flash Point: 117.9 °C; (18)Enthalpy of Vaporization: 50.96 kJ/mol; (19)Boiling Point: 271.3 °C at 760 mmHg; (20)Vapour Pressure: 0.00649 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
1. SMILES: Clc1nc(NNC(=O)C)ccc1
2. InChI: InChI=1/C7H8ClN3O/c1-5(12)10-11-7-4-2-3-6(8)9-7/h2-4H,1H3,(H,9,11)(H,10,12)
3. InChIKey: WCZFMOFANINYIY-UHFFFAOYAK
4. Std. InChI: InChI=1S/C7H8ClN3O/c1-5(12)10-11-7-4-2-3-6(8)9-7/h2-4H,1H3,(H,9,11)(H,10,12)
5. Std. InChIKey: WCZFMOFANINYIY-UHFFFAOYSA-N