The CAS register number of 2H-1-Benzopyran-3-amine,3,4-dihydro- is 60575-19-1. It also can be called as Chroman-3-ylamine and the IUPAC name about this chemical is 3,4-dihydro-2H-chromen-3-amine. The molecular formula about this chemical is C₉H₁₁NO and the molecular weight is 149.19.

Physical properties about 2H-1-Benzopyran-3-amine,3,4-dihydro- are: (1)ACD/LogP: 1.41; (2)#H bond acceptors: 2; (3)#H bond donors: 2; (4)#Freely Rotating Bonds: 1; (5)Polar Surface Area: 12.47 Å²; (6)Index of Refraction: 1.559; (7)Molar Refractivity: 43.58 cm³; (8)Molar Volume: 134.8 cm³; (9)Polarizability: 17.27x10^-24cm³; (10)Surface Tension: 44.2 dyne/cm; (11)Density: 1.106 g/cm³; (12)Flash Point: 117.9 °C; (13)Enthalpy of Vaporization: 49.43 kJ/mol; (14)Boiling Point: 256.8 °C at 760 mmHg; (15)Vapour Pressure: 0.0151 mmHg at 25 °C.

Preparation: this chemical can be prepared by 3,4-dihydro-3-nitro-2H-1-benzopyran. This reaction will need reagent of hydrazine hydrate and solvent of ethanol. This reaction needs catalytic agent of Raney nickel. The reaction time is 30 minutes with reaction temperature of 45 °C. The yield is about 93%.

Uses of 2H-1-Benzopyran-3-amine,3,4-dihydro-: it can be used to produce chroman-3-yl-dipropyl-amine with 1-iodo-propane. This reaction will need reagent of K₂CO₃ and solvent of dimethylformamide. The reaction time is 6 hours with reaction temperature of 60 °C. The yield is about 73%.

You can still convert the following datas into molecular structure:
(1)SMILES: O2c1ccccc1CC(N)C2
(2)InChI: InChI=1/C9H11NO/c10-8-5-7-3-1-2-4-9(7)11-6-8/h1-4,8H,5-6,10H2
(3)InChIKey: SVWDNDQOXZHBRM-UHFFFAOYAC
(4)Std. InChI: InChI=1S/C9H11NO/c10-8-5-7-3-1-2-4-9(7)11-6-8/h1-4,8H,5-6,10H2
(5)Std. InChIKey: SVWDNDQOXZHBRM-UHFFFAOYSA-N