The Melem, with the CAS registry number 1502-47-2, is also known as Triamino-s-heptazine. Its EINECS number is 216-122-4. This chemical's molecular formula is C₆H₆N₁₀ and molecular weight is 218.18. What's more, its systematic name is 1,3,4,6,7,9,9b-Heptaazaphenalene-2,5,8-triamine. This chemical is used as chemical reagents, organic intermediates, fine chemicals, and it is also used in pharmaceutical research and development.

Physical properties of Melem are: (1)ACD/LogP: -5.227; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): -5.23; (4)ACD/LogD (pH 7.4): -5.23; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 10; (10)#H bond donors: 6; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 155.46 Å²; (13)Index of Refraction: 2.78; (14)Molar Refractivity: 50.57 cm³; (15)Molar Volume: 73.116 cm³; (16)Polarizability: 20.047×10^-24cm³; (17)Surface Tension: 267.90 dyne/cm; (18)Density: 2.984 g/cm³; (19)Flash Point: 220.093 °C; (20)Enthalpy of Vaporization: 69.742 kJ/mol; (21)Boiling Point: 440.311 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: N\1=C(\N=C2\N=C(/N=C3/N=C(\N=C/1N23)N)N)N
(2)Std. InChI: InChI=1S/C6H6N10/c7-1-10-4-12-2(8)14-6-15-3(9)13-5(11-1)16(4)6/h(H6,7,8,9,10,11,12,13,14,15)
(3)Std. InChIKey: YSRVJVDFHZYRPA-UHFFFAOYSA-N 

The toxicity data is as follows: