2,5-Dichlorothiophene
2,5-二氯噻吩
Also known as: 2,5-dichloro-thiophen, 2,5-dichloro-thiophene, 5-chloro-2-thienyl chloride, Dichlorothiophene, thiophene,2,5-dichloro-
- CAS No.
- 3172-52-9
- Jingsj CID
- J-1990829-8
- Molecular Formula
- C4H2Cl2S
- Chinese Name
- 2,5-二氯噻吩
- Molecular Weight
- 153.030 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | -41--40°C |
|---|---|
| Boiling Point | 158.9±20.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 59.4±0.0 °C |
GHS Safety & Compliance
FlammableSignal word: Warning
Frequently Asked Questions
What is the CAS number of 2,5-Dichlorothiophene?
3172-52-9
What are the molecular formula and molecular weight of 2,5-Dichlorothiophene?
C4H2Cl2S, molecular weight 153.030 g/mol
Is 2,5-Dichlorothiophene hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026