2,5-Dichlorothiophene-3-carbaldehyde

2,5-Dichlorothiophene-3-carbaldehyde - Names and Identifiers

Name	2,5-dichlorothiophene-3-carbaldehyde
Synonyms	2,5-Dichloro-3-formylthiophene 2,5-dichlorothiophene-3-carbaldehyde 2,5-Dichlorothiophene-3-carbaldehyde 2,5-dichloro-3-Thiophenecarboxaldehyde 2,5-DICHLOROTHIOPHENE-3-CARBALDEHYDE, 97 3-Thiophenecarboxaldehyde, 2,5-dichloro-
CAS	61200-60-0

2,5-Dichlorothiophene-3-carbaldehyde - Physico-chemical Properties

Molecular Formula	C5H2Cl2OS
Molar Mass	181.04
Density	1.581±0.06 g/cm3(Predicted)
Melting Point	24.0-24.5 °C
Boling Point	105-106 °C(Press: 15 Torr)
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C

2,5-Dichlorothiophene-3-carbaldehyde - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.

2,5-Dichlorothiophene-3-carbaldehyde - Introduction

2. It is an organic compound with a chemical formula of C5HCl2OS and a molecular weight of 179.03g/mol. It is a yellow to orange solid with a special thione aroma.

2, It is often used in organic synthesis, especially as an intermediate in organic synthesis. It can be used as a starting compound for the synthesis of organic fluorescent materials, polymer materials, liquid crystal materials and electronic materials.

The method for preparing 2,5-dichlorothiophene is generally carried out by chlorination reaction and hydroformylation reaction starting from 2,5-dichlorothiophene. One of the common synthetic methods is to react 2,5-dichlorothiophene with trichloroyl chloride, and then hydrolyze it to obtain 2.

Regarding safety information, 2. It is an organic compound that is irritating and corrosive. Contact with the skin and eyes may cause inflammation and irritation. Use with appropriate protective equipment to avoid inhalation, ingestion or contact with skin and eyes. In the use or storage should pay attention to fire and explosion, to avoid reaction with the oxidant. It is recommended to operate in a well-ventilated place and store properly.

Last Update：2024-04-10 22:29:15