757675
2,4,5-Trichloro-3(2H)-pyridazinone
96%
Synonym(s):
2,4,5-Trichloro-2,3-dihydropyridazin-3-one, 2,4,5-Trichloro-2H-pyridazin-3-one
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About This Item
Empirical Formula (Hill Notation):
C4HCl3N2O
CAS Number:
Molecular Weight:
199.42
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
Assay:
96%
Form:
powder
InChI
1S/C4HCl3N2O/c5-2-1-8-9(7)4(10)3(2)6/h1H
SMILES string
ClN1N=CC(Cl)=C(Cl)C1=O
InChI key
TYVNCWJMACHFGT-UHFFFAOYSA-N
assay
96%
form
powder
mp
144-150 °C
functional group
chloro
Application
Electrophilic chlorinating reagent, particully effective for the chlorination of bithiophenes
signalword
Danger
hcodes
pcodes
Hazard Classifications
Acute Tox. 3 Oral
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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2-Chloropyridazin-3(2H)-ones as Electrophilic Chlorinating Agents: Effective a-Chlorination of Active Methylene/Methine Compounds
Yong-Dae P.; et al.
Synthesis, 7, 1136-1140 (2005)
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