5-Chlorothiophene-2-carboxylic Acid

What is 5-Chlorothiophene-2-carbonyl chloride, cas no. 42518-98-9,a producer telling you the result.

What is 5-Chlorothiophene-2-carbonyl chloride, cas no. 42518-98-9,a producer telling you the result.

CAS NO. 42518-98-9

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To begin with, let us tell you what is the basic information of 5-Chlorothiophene-2-carbonyl chloride CAS NO. 42518-98-9 ?

Molecular Weight	181.040	Flash Point	89.2±21.8 °C
Molecular Formula	C5H2Cl2OS	Boiling Point	223.9±20.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3	Melting Point	4 °C

Like many stuff, it has many synonyms as follows

Rivaroxaban Impurity 82

5-Chloro-thiophene-2-carbonyl chloride

MFCD00043886

5-Chloro-2-thiophenecarbonyl chloride

2-Thiophenecarbonyl chloride, 5-chloro-

5-chlorothiophene-2-carbonyl chloride

5-Chloro-2-thenoyl Chloride

5-Chorothiophene-2-Carbonyl Chloride

First, the chemical is very special, some technical indexes as below

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Security information:

5-Chloro-2-acylchlorothiophene belongs to organic chlorinated compounds and has certain toxicity.

When handling and storing this compound, appropriate protective gloves, glasses, and protective clothing should be worn.

Avoid contact with skin, eyes, and respiratory tract to avoid irritation or damage.

During use, good ventilation should be maintained and contact with combustible materials should be avoided.

When handling waste, relevant safety operating procedures and regulations should be followed.

Second, the Synthetic Route we will recommend is the most important for your reference?

First, synthesis line of 5-Chlorothiophene-2-carbonyl chloride CAS NO. 42518-98-9 as follows

5-Chloro-2-acylchlorothiophene can be obtained by reacting 5-chloro-2-ketothiophene with thionyl chloride.

The reaction conditions are generally carried out in an inert atmosphere at lower temperatures.

Third, what is the usage of 5-Chlorothiophene-2-carbonyl chloride CAS NO. 42518-98-9 ? pleas see below

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5-Chloro-2-acylchlorothiophene is commonly used as a reagent in organic synthesis.

In the agricultural field, it is often used as an intermediate for insect insecticides.

Other usages as below

Used for the synthesis of 2-(5-chlorothiophen-2-yl)acetic acid Cas no. 13669-19-7

Used for the synthesis of 1-(5-chlorothiophen-2-yl)propan-1-one Cas no. 32427-82-0

Used for the synthesis of 2-[(5-chlorothiophene-2-carbonyl)amino]-2-methylpropanoic acid ,Cas no. 869548-36-7

Besides Safety Information of 5-Chlorothiophene-2-carbonyl chloride CAS NO. 42518-98-9 is also important when handling it

Hazard Codes	Xi
WGK Germany	3
H．S．Code：	2934999090
TSCA	Yes
HazardClass	IRRITANT

What is the appearance of 5-Chlorothiophene-2-carbonyl chloride CAS NO. 42518-98-9? Please see the picture of 5-Chlorothiophene-2-carbonyl chloride CAS NO. 42518-98-9, below