The Aminopyrine, with the CAS registry number 58-15-1 and EINECS registry number 200-365-8, has the systemaic name of 4-(dimethylamino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one. And the molecular formula of this chemical is C₁₃H₁₇N₃O. It is an air & light sensitive chemical, and belongs to the product category of Miscellaneous.

The physical properties of Aminopyrine are as following: (1)ACD/LogP: 0.76; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.71; (4)ACD/LogD (pH 7.4): 0.76; (5)ACD/BCF (pH 5.5): 1.99; (6)ACD/BCF (pH 7.4): 2.22; (7)ACD/KOC (pH 5.5): 55.23; (8)ACD/KOC (pH 7.4): 61.51; (9)#H bond acceptors: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 26.79 Å²; (13)Index of Refraction: 1.614; (14)Molar Refractivity: 68.33 cm³; (15)Molar Volume: 196 cm³; (16)Polarizability: 27.08×10^-24cm³; (17)Surface Tension: 49 dyne/cm; (18)Density: 1.17 g/cm³; (19)Flash Point: 125.9 °C; (20)Enthalpy of Vaporization: 56.13 kJ/mol; (21)Boiling Point: 319.7 °C at 760 mmHg; (22)Vapour Pressure: 0.000333 mmHg at 25°C.

Preparation of Aminopyrine: By the catalytic hydrogenation of Ampyrone, Aminopyrine crude product is obtained. Heat the crude product, ethanol and active carbon to a certain temperature, and the product is obtained after a series of decolourization, pressure filtration, cooling crystallization, washing and dryness.

Uses of Aminopyrine: With analgesic, anti-inflammatory, and antipyretic properties, it is used in medicine. What's more, a breath test with 13C-labeled aminopyrine has been used as a non-invasive measure of cytochrome P-450 metabolic activity in liver function tests. It can be used as analytical reagent.

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin, and it is also harmful if swalled. Therefore, you had better take the following instructions: Wear suitable protective clothing, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C2\C(=C(/N(N2c1ccccc1)C)C)N(C)C
(2)InChI: InChI=1/C13H17N3O/c1-10-12(14(2)3)13(17)16(15(10)4)11-8-6-5-7-9-11/h5-9H,1-4H3
(3)InChIKey: RMMXTBMQSGEXHJ-UHFFFAOYAM

The toxicity data is as follows: