4,5-Dichloro-3(2H)-pyridazinone

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Names

[ CAS No. ]:
932-22-9

[ Name ]:
4,5-Dichloro-3(2H)-pyridazinone

[Synonym ]:
4,5-DICHLOR-2,3-DIHYDROPYRIDAZIN-3-ON
4,5-Dichloro-3(2H)-pyridazinon
4,5-dichloro-3-pyridazinol
4,5-dichloro-2-hydropyridazin-3-one
4,5-dichloro-1H-pyridazin-6-one
4,5-DICHLORO-3-(2H)PYRIDAZINONE
4,5-Dichloro-3(2H)-pyridazinone
4,5-Dichloro-pyridazin-3-ol
4,5-dichloropyridazin-3-ol
MFCD00051504
4,5-dichloro-2,3-dihydropyridazin-3-one
4,5-dichloropyridazin-3(2H)-one
4,5-Dichloro-2H-pyridazin-3-one
4,5-Dichloro-6-pyridazone
4 5-DICHLORO-3-HYDROXYPYRIDAZINE
3(2H)-Pyridazinone, 4,5-dichloro-
4,5-dichloro-3-hydroxypyridazine
3(2H)-PYRIDAZINONE
4,5-DICHLORO-3-HYDROXYPYRIDINE

Chemical & Physical Properties

[ Density]:
1.8±0.1 g/cm3

[ Boiling Point ]:
339.2ºC at 760 mmHg

[ Melting Point ]:
204-206 °C(lit.)

[ Molecular Formula ]:
C4H2Cl2N2O

[ Molecular Weight ]:
164.977

[ Flash Point ]:
159ºC

[ Exact Mass ]:
163.954422

[ PSA ]:
45.75000

[ LogP ]:
-0.10

[ Index of Refraction ]:
1.662

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UR6182000
CHEMICAL NAME :
3(2H)-Pyridazinone, 4,5-dichloro-
CAS REGISTRY NUMBER :
932-22-9
LAST UPDATED :
199212
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C4-H2-Cl2-N2-O
MOLECULAR WEIGHT :
164.98

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 40,921,1985
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 40,921,1985

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
UR6182000

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,4-Dichloro-5-hydroxy-2(5H)-furanone
  • 3,4-Dichloro-5-hydroxy-2(5H)-furanone
  • 4-Aminophenol
  • 2-cyano-4,5-dichloropyridazin-3(2H)-one
  • 4-Mercaptophenol
  • 4-Aminothiophenol
  • 4,5-DICHLORO-2-(HYDROXYMETHYL)-2,3-DIHYDROPYRIDAZIN-3-ONE
  • 4,5-dichloro-2-(1,1-dibromo-2-oxopropyl)pyridazin-3-one
  • 2-benzoyl-4,5-dichloro-pyridazin-3-one
  • 4,5-dichloro-2-(4-methylbenzoyl)pyridazin-3-one

DownStream

  • (5-chloro-6-oxo-1H-pyridazin-4-yl)imino-imino-azanium
  • 2-Benzyl-4,5-dichloropyridazine-3(2H)-one
  • pyridazinone
  • 4,5-Dichloro-2-methyl-2H-pyridazin-3-one
  • 4-hydroxy-5-nitropyridazin-3(2H)-one
  • 5-Iodopyridazin-3(2H)-one
  • 3(2H)-Pyridazinone,4-chloro-5-hydrazinyl-
  • 4-Amino-5-Chloropyridazin-6-One
  • 4-Amino-5-chloro-3(2H)-pyridazinone
  • 4-Chloro-5-Methoxypyridazin-3(2H)-One

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles

Vibrational spectra and potential energy distributions for 4,5-dichloro-3-hydroxypyridazine by density functional theory and normal coordinate calculations.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 61(11-12) , 2526-32, (2005)

The solid phase FT-IR and FT-Raman spectra of 4,5-dichloro-3-hydroxypyridazine have been recorded in the regions 4000-400 cm(-1) and 3500-100 cm(-1), respectively. The spectra were interpreted with th...


More Articles

Related Compounds

  • 6-Bromo-4,5-dichloro-3(2H)-pyridazinone
  • 2-phenyl-4,5-dichloro-3(2H)-pyridazinone
  • 2-(Butylsulfonyl)-4,5-dichloro-3(2H)-pyridazinone
  • 2-(3,4-difluorophenyl)-4,5-dichloro-3(2H)-pyridazinone
  • 2-Morpholinoethyl-4,5-dichloro-3(2H)-pyridazinone hydrochloride
  • 2-(2,4-Bis(hydroxy(oxido)amino)phenyl)-4,5-dichloro-3(2H)-pyridazinone
  • [(1-Ethylpyrrolidin-2-yl)methyl](2-methylbutyl)amine
  • [(1-Ethylpyrrolidin-2-yl)methyl](3-methylpentan-2-yl)amine
  • n-(2-Methylbutyl)benzo[d][1,3]dioxol-5-amine
  • [2-(Cyclohex-1-en-1-yl)ethyl](3-methylbutan-2-yl)amine
  • 2-(5-Amino-3-ethyl-1H-pyrazol-1-YL)ethan-1-OL
  • 2-[5-Amino-3-(2-methylcyclopropyl)-1H-pyrazol-1-YL]ethan-1-OL
  • N-(4-chloro-2-methylphenyl)thiolan-3-amine
  • 3',4'-Dimethyl-[1,1'-biphenyl]-4-amine hydrochloride
  • N-(Butan-2-yl)-4-methyl-2-nitroaniline
  • N-butyl-4-methyl-2-nitroaniline
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