2,5-DICHLOROTHIOPHENE
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
CAS Number: 3172-52-9
Molecular Formula: C4H2Cl2S
Molecular Weight: 153.03 g/mol
Appearance: Clear to pale yellow liquid
Density: 1.5±0.1 g/cm3
Boiling Point: 158.9±20.0 °C at 760 mmHg
Melting Point: -41 to -40 °C
Flash Point: 59.4±0.0 °C
Usage: Used as a pharmaceutical intermediate.
| Aspect | Details |
|---|---|
| Name | 2.5-Dichlorothiophene |
| CAS Number | 1192-31-2 |
| Chemical Formula | C₄H₂Cl₂S |
| Molecular Weight | 164.98 g/mol |
| Physical Appearance | Colorless to pale yellow liquid |
| Density | 1.46 g/cm³ at 25°C |
| Boiling Point | 205-206°C |
| Melting Point | -18°C |
| Solubility | Insoluble in water; soluble in organic solvents like ethanol and ether |
| Reactivity | Reacts with nucleophiles and undergoes substitution reactions due to the presence of chlorine atoms. |
| Applications | – Synthetic intermediate in pharmaceuticals and agrochemicals |
| – Used in the production of dyes, polymers, and other specialty chemicals | |
| Safety Information | – Toxic; handle with care under proper ventilation |
| – Avoid contact with skin and eyes; wear appropriate protective equipment |
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