2-(ALLYLOXY)TETRAHYDROPYRAN

The 2H-Pyran,tetrahydro-2-(2-propen-1-yloxy)-, with the CAS registry number 4203-49-0, is also known as 2-Allyloxytetrahydropyran. It belongs to the product categories of API Intermediates; Building Blocks; Heterocyclic Building Blocks; Pyrans; Medical Intermediates. This chemical's molecular formula is C₈H₁₄O₂ and molecular weight is 142.2. Its systematic name is called 2-(prop-2-en-1-yloxy)tetrahydro-2H-pyran. The product should be sealed and stored in cool place at temperature of 2-8 °C.

Physical properties of 2H-Pyran,tetrahydro-2-(2-propen-1-yloxy)-: (1)ACD/LogP: 1.06; (2)ACD/LogD (pH 5.5): 1.06; (3)ACD/LogD (pH 7.4): 1.06; (4)ACD/BCF (pH 5.5): 3.74; (5)ACD/BCF (pH 7.4): 3.74; (6)ACD/KOC (pH 5.5): 89.5; (7)ACD/KOC (pH 7.4): 89.5; (8)#H bond acceptors: 2; (9)#Freely Rotating Bonds: 3; (10)Index of Refraction: 1.446; (11)Molar Refractivity: 40.26 cm³; (12)Molar Volume: 150.7 cm³; (13)Surface Tension: 28.6 dyne/cm; (14)Density: 0.94 g/cm³; (15)Flash Point: 65.6 °C; (16)Enthalpy of Vaporization: 41.38 kJ/mol; (17)Boiling Point: 195.3 °C at 760 mmHg; (18)Vapour Pressure: 0.593 mmHg at 25°C.

Preparation: this chemical can be prepared by prop-2-en-1-ol and 3,4-dihydro-2H-pyran. This reaction will need reagent LiBH₄ and solvent acetonitrile. The reaction time is 30 min with reaction temperature of 20 °C. The yield is about 93%.

Uses of 2H-Pyran,tetrahydro-2-(2-propen-1-yloxy)-: it can be used to produce 2-(2,2-dibromo-cyclopropylmethoxy)-tetrahydro-pyran. The yield is about 64%.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause damage to health. It is flammable which may form explosive peroxides. In addition, it is irritating to respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: O(C/C=C)C1OCCCC1
(2)InChI: InChI=1/C8H14O2/c1-2-6-9-8-5-3-4-7-10-8/h2,8H,1,3-7H2
(3)InChIKey: NRAKYXXDEXCVMV-UHFFFAOYAJ