The 3-Butyn-2-amine(9CI), with the CAS registry number 30389-17-4, has the systematic name and IUPAC name of but-3-yn-2-amine. It is a kind of organics, and should be stored in the dry and cool environment. And the molecular formula of the chemical is C₄H₇N.

The characteristics of 3-Butyn-2-amine(9CI) are as followings: (1)ACD/LogP: -0.08; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -3; (4)ACD/LogD (pH 7.4): -1; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 2; (9)#H bond acceptors: 1; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 26.02 Å²; (13)Index of Refraction: 1.444; (14)Molar Refractivity: 21.902 cm³; (15)Molar Volume: 82.381 cm³; (16)Polarizability: 8.683×10^-24cm³; (17)Surface Tension: 32.505 dyne/cm; (18)Density: 0.839 g/cm³; (19)Flash Point: -2.264 °C; (20)Enthalpy of Vaporization: 31.867 kJ/mol; (21)Boiling Point: 77.717 °C at 760 mmHg; (22)Vapour Pressure: 95.617 mmHg at 25°C.    

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: C#CC(N)C
(2)InChI: InChI=1/C4H7N/c1-3-4(2)5/h1,4H,5H2,2H3
(3)InChIKey: ZZRMYOZQUCUWFT-UHFFFAOYAN