5,5'-Dibromo-2,2'-bithiophene
- CAS NO.：4805-22-5
- Empirical Formula: C8H4Br2S2
- Molecular Weight: 324.06
- MDL number: MFCD00219110
- EINECS: 695-323-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:21:20
What is 5,5'-Dibromo-2,2'-bithiophene?
Chemical properties
white to light yellow shiny flakes or
The Uses of 5,5'-Dibromo-2,2'-bithiophene
A termination reagent for polymer ization
The Uses of 5,5'-Dibromo-2,2'-bithiophene
It is an active pharmaceutical ingredient and an OLED (organic light-emitting diode) intermediate.
Properties of 5,5'-Dibromo-2,2'-bithiophene
| Melting point: | 144-146 °C(lit.) |
| Boiling point: | 318.6±37.0 °C(Predicted) |
| Density | 1.951±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| form | powder to crystal |
| color | White to Light yellow to Light orange |
| Water Solubility | Slightly soluble in water. |
| CAS DataBase Reference | 4805-22-5(CAS DataBase Reference) |
Safety information for 5,5'-Dibromo-2,2'-bithiophene
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P243:Take precautionary measures against static discharge. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P370+P378:In case of fire: Use … for extinction. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for 5,5'-Dibromo-2,2'-bithiophene
New Products
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