4-Chloro-2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]-5-piperazino-3(2H)-pyridazinone

BGC Id:	161732236543
CAS No:	34730-20-6
Synonyms:	2-acetyl-4-chlorothiophene ; 2-acetyl-4-chlorothiophene, 98 ; 1-(4-chlorothien-2-yl)ethanone ; ethanone, 1-(4-chloro-2-thienyl)- ; 2-acetyl-4-chlopothiophene ; 1-(4-chlorothiophen-2-yl)ethanone
Molecular Formula:	C6H5ClOS
Molecular Weight:	160.62
EINECS:

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The last intensive check and update was carried out on 2025/10/01.

Identify

Synonyms:

2-acetyl-4-chlorothiophene ; 2-acetyl-4-chlorothiophene, 98 ; 1-(4-chlorothien-2-yl)ethanone ; ethanone, 1-(4-chloro-2-thienyl)- ; 2-acetyl-4-chlopothiophene ; 1-(4-chlorothiophen-2-yl)ethanone

CAS:

34730-20-6

EINECS:

Molecular Formula:

C6H5ClOS

MDL:

MFCD00082791

Properties

Molecular Weight:

160.62 g·mol−1

Density:

1.33 g/mL at 20° C

Melting point:

41.76° C (Predicted)

Boiling point:

~263.0° C at 760 mmHg (Predicted)

Safety Information

Hazard Classes:

Risk Codes:

36 (R)

Safety Codes:

26 (S)

What other providers are available for CAS 34730-20-6?

In addition to the providers presented here for 4-Chloro-2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]-5-piperazino-3(2H)-pyridazinone with the CAS number 34730-20-6, there are other 38 providers with slightly different product names available for this CAS number.

2-Acetyl-4-chlorothiophene

4-Chloro-2-acetylthiophene

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