4,5-Dichloro-3(2H)-pyridazinone
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
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
Precursor & DownStream
Precursor
DownStream
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
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...