Products Categories
CAS No.: | 4805-22-5 |
---|---|
Name: | 5,5'-Dibromo-2,2'-bithiophene |
Article Data: | 59 |
Molecular Structure: | |
Formula: | C8H4Br2S2 |
Molecular Weight: | 324.06 |
Synonyms: | 5,5'-Dibromo-2,2'-bithienyl;5,5'-Dibromo-2,2'-dithienyl;5,5'-Dibromo-2,2'-dithiophene; |
Density: | 1.951 g/cm3 |
Melting Point: | 144-146 °C(lit.) |
Boiling Point: | 318.6 °C at 760 mmHg |
Flash Point: | 146.5 °C |
Solubility: | Slightly soluble in water. |
Appearance: | white to light yellow shiny flakes |
Hazard Symbols: | Xn |
Risk Codes: | 20/21/22 |
Safety: | 36/37 |
PSA: | 56.48000 |
LogP: | 5.00160 |
What can I do for you?
Get Best Price
Molecular Structure of 5,5'-Dibromo-2,2'-bithiophene (CAS NO.4805-22-5):
Empirical Formula: C8H4Br2S2
Molecular Weight: 324.0554
H bond acceptors: 0
H bond donors: 0
Freely Rotating Bonds: 1
Polar Surface Area: 56.48 Å2
Index of Refraction: 1.683
Molar Refractivity: 62.99 cm3
Molar Volume: 166 cm3
Surface Tension: 52.9 dyne/cm
Density: 1.951 g/cm3
Flash Point: 146.5 °C
Enthalpy of Vaporization: 53.78 kJ/mol
Boiling Point: 318.6 °C at 760 mmHg
Vapour Pressure: 0.000667 mmHg at 25°C
Melting point: 143-146 ºC
Product Categories: Thiophenes; Functional Materials; Reagents for Conducting Polymer Research; Thiophene Derivatives (for Conduting Polymer Research); Thiophen;Heterocycles; Halogenated Heterocycles; Heterocyclic Building Blocks; Organic Electronics and Photonics; Synthetic Tools and Reagents; Thiophene Monomers and Building BlocksHeterocyclic Building Blocks; ThiophenesBuilding Blocks
Hazard Codes: Xn
Risk Statements: 20/21/22
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 36/37
S36/37:Wear suitable protective clothing and gloves.
WGK Germany: 3
5,5'-Dibromo-2,2'-bithiophene , with CAS number of 4805-22-5, can be called 5,5'-dibromo-2,2'-dithiophene ; 5,5''-Dibromo-2,2''-bithiophene: 99.8%;2,2'-Bi(5-bromothiophene) ; 5,5'-Dibromo-2,2'-bithiophene,99% . It is a white to light yellow shiny flakes, can be used as a termination reagent for polymer ization.