The 4-Hydrazino-7-nitrobenzofurazan, with the CAS registry number 90421-78-6, is also known as 2,1,3-Benzoxadiazole,4-hydrazinyl-7-nitro-. This chemical's molecular formula is C₆H₅N₅O₃ and molecular weight is 195.14. What's more, its systematic name is called 4-Hydrazino-7-nitro-2,1,3-benzoxadiazole.

Physical properties about 4-Hydrazino-7-nitrobenzofurazan are: (1) ACD/LogP: 0.93; (2) # of Rule of 5 Violations: 0; (3) ACD/LogD (pH 5.5): 0.92; (4) ACD/LogD (pH 7.4): 0.93; (5) ACD/BCF (pH 5.5): 2.97; (6) ACD/BCF (pH 7.4): 2.97; (7) ACD/KOC (pH 5.5): 75.88; (8) ACD/KOC (pH 7.4): 75.9; (9) #H bond acceptors: 8; (10) #H bond donors: 3; (11) #Freely Rotating Bonds: 3; (12) Polar Surface Area: 91.22 Å²; (13) Index of Refraction: 1.801; (14) Molar Refractivity: 47.63 cm³; (15) Molar Volume: 111.2 cm³; (16) Surface Tension: 106 dyne/cm; (17) Density: 1.753 g/cm³; (18) Flash Point: 226.2 °C; (19) Enthalpy of Vaporization: 70.93 kJ/mol; (20) Boiling Point: 450.4 °C at 760 mmHg; (21) Vapour Pressure: 2.65E-08 mmHg at 25 °C.

When you are dealing with 4-Hydrazino-7-nitrobenzofurazan, you should be very careful. This chemical is irritating to eyes, respiratory system, skin and may cause inflammation to the skin or other mucous membranes. Therefore, you should wear suitable protective clothing. And in case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1) SMILES: [O-][N+](=O)c1ccc(c2nonc12)NN
(2) InChI: InChI=1/C6H5N5O3/c7-8-3-1-2-4(11(12)13)6-5(3)9-14-10-6/h1-2,8H,7H2
(3) InChIKey: DMZATVKONWVLBE-UHFFFAOYAF