1-(2,4,6-Trichlorophenyl)-3-amino-5-pyrazolone

BGC Id:	534692884479
CAS No:	27241-31-2
Synonyms:	5-amino-2-(2,4,6-trichlorophenyl)-4h-pyrazol-3-one ; 1-(2,4,6-trichlorophenyl)-3-amino-5(4h)-pyrazolone ; timtec-bb sbb003027 ; 3-amino-1-(2,4,6-trichlorophenyl)-2-pyrazolin-5-one ; 3-amino-1-(2,4,6-trichlorophenyl)-5-pyrazolone ; 1-(2,4,6-trichlorophenyl)3-amino-5-pyrazolone ; 1-(2,4,6-trichlorophenyl)-3-amino-pyrazolin-5-one ; 1-(2,4,6-trichlorophenyl)-3-amino-5-pyrazolidone ; 3-amino-1-(2,4,6-trichlorophenyl)-2-pyrazolin-5-o ; 3-amino-1-(2,4,6-trichloeophenyl)-2-pyrazolin-5-one
Molecular Formula:	C9H6Cl3N3O
Molecular Weight:	278.52
EINECS:	248-358-9

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The last intensive check and update was carried out on 2025/06/04.

Identify

Synonyms:

5-amino-2-(2,4,6-trichlorophenyl)-4h-pyrazol-3-one ; 1-(2,4,6-trichlorophenyl)-3-amino-5(4h)-pyrazolone ; timtec-bb sbb003027 ; 3-amino-1-(2,4,6-trichlorophenyl)-2-pyrazolin-5-one ; 3-amino-1-(2,4,6-trichlorophenyl)-5-pyrazolone ; 1-(2,4,6-trichlorophenyl)3-amino-5-pyrazolone ; 1-(2,4,6-trichlorophenyl)-3-amino-pyrazolin-5-one ; 1-(2,4,6-trichlorophenyl)-3-amino-5-pyrazolidone ; 3-amino-1-(2,4,6-trichlorophenyl)-2-pyrazolin-5-o ; 3-amino-1-(2,4,6-trichloeophenyl)-2-pyrazolin-5-one

CAS:

27241-31-2

EINECS:

248-358-9

Molecular Formula:

C9H6Cl3N3O

MDL:

MFCD11053342

Properties

Molecular Weight:

278.52 g·mol−1

Melting point:

218 °C (dec.)(lit.)

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

irritant

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

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3-Amino-1-(2,4,6-trichlorophenyl)-2-pyrazolin-5-one