Cas 37895-73-1 White Chemical Powder 1,2-Dibromo-4,5-Dimethoxybenzene

The Benzene,1,2-dibromo-4,5-dimethoxy-, with the CAS registry number 37895-73-1, is also known as 4,5-Dibromoveratrole. Its EINECS number is 253-705-2. This chemical's molecular formula is C₈H₈Br₂O₂ and molecular weight is 295.96. What's more, its IUPAC name is 1,2-dibromo-4,5-dimethoxybenzene. When you are using this chemical, please be cautious about it. You should not breathe dust. What's more, you should avoid contact with skin and eyes.

Physical properties of Benzene,1,2-dibromo-4,5-dimethoxy- are: (1) ACD/LogP: 4.13; (2) # of Rule of 5 Violations: 0; (3) ACD/LogD (pH 5.5): 4.13; (4) ACD/LogD (pH 7.4): 4.13; (5) ACD/BCF (pH 5.5): 804.24; (6) ACD/BCF (pH 7.4): 804.24; (7) ACD/KOC (pH 5.5): 4180.94; (8) ACD/KOC (pH 7.4): 4180.94; (9)#H bond acceptors: 2; (10) #H bond donors: 0; (11) #Freely Rotating Bonds: 2; (12) Polar Surface Area: 18.46 Ų; (13)Index of Refraction: 1.561; (14)Molar Refractivity: 54.99 cm³; (15) Molar Volume: 169.8 cm³; (16) Polarizability: 21.79×10^-24cm³; (17) Surface Tension: 38 dyne/cm; (18) Density: 1.742 g/cm³; (19) Flash Point: 114.5 °C; (20) Enthalpy of Vaporization: 50.46 kJ/mol; (21)Boiling Point: 286.6 °C at 760 mmHg; (22) Vapour Pressure: 0.00451 mmHg at 25°C.

Preparation: this chemical can be prepared by 1,2-dimethoxy-benzene by heating. This reaction will need reagents bromodimethylsulfonium bromide, acetic acid and solvent H₂O with the reaction time of 2 hours. The yield is about 75%.

Uses of Benzene,1,2-dibromo-4,5-dimethoxy-: it can be used to produce 1,4-dihydro-6,7-dimethoxy-1,4-epoxynaphthalene at the temperature of -78°C. It will need reagent BuLi and solvents tetrahydrofuran, hexane with the reaction time of 1.5 hours. The yield is about 87%.

You can still convert the following datas into molecular structure:
(1) SMILES: Brc1cc(OC)c(OC)cc1Br
(2) Std. InChI: InChI=1S/C8H8Br2O2/c1-11-7-3-5(9)6(10)4-8(7)12-2/h3-4H,1-2H3
(3) Std. InChIKey: ZYCLQXMMFJREPJ-UHFFFAOYSA-N