3(2H)-Pyridazinone,4,5-dichloro-2-phenyl- cas no:1698-53-9
Synonyms: 1-Phenyl-4,5-dichloro-6-pyridazinone;1-Phenyl-4,5-dichloro-6-pyridazone;2-Phenyl-4,5-dichloro-3(2H)-pyridazinone;2-Phenyl-4,5-dichloro-3-pyridazinone;4,5-Dichloro-1-phenyl-6-pyridazone;4,5-Dichloro-1-phenylpyridazin-6(1H)-one;4,5-Dichloro-1-phenylpyridazin-6-one;4,5-Dichloro-2-phenyl-3(2H)-pyridazinone;4,5-Dichloro-2-phenylpyridazin-3-one;NSC 224369;NSC 642642;
Name3(2H)-Pyridazinone,4,5-dichloro-2-phenyl-
CAS1698-53-9
Synonyms1-Phenyl-4,5-dichloro-6-pyridazinone;1-Phenyl-4,5-dichloro-6-pyridazone;2-Phenyl-4,5-dichloro-3(2H)-pyridazinone;2-Phenyl-4,5-dichloro-3-pyridazinone;4,5-Dichloro-1-phenyl-6-pyridazone;4,5-Dichloro-1-phenylpyridazin-6(1H)-one;4,5-Dichloro-1-phenylpyridazin-6-one;4,5-Dichloro-2-phenyl-3(2H)-pyridazinone;4,5-Dichloro-2-phenylpyridazin-3-one;NSC 224369;NSC 642642;
EINECS(EC#)216-917-6
Molecular FormulaC10H6 Cl2 N2 O
Molecular Weight241.08
refractive index1.661
Hazard Xi: Irritant;
Risk R36/37/38
Safety
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Moderately toxic by ingestion. A severe eye irritant. When heated to decomposition it emits very toxic fumes of Cl− and NOx.
Hazard Codes 
Xi
Risk Statements 36/37/38
R36/37/38: 4,5-Dichloro-2-phenyl-3(2h)-pyrid-azinone (CAS NO. 1698-53-9) is irritating to eyes, respiratory system and skin.
Safety Statements 26-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany 2
RTECS UR6200000
Hazard Note Irritant
| 1. |
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eye-rbt 20 mg/24H SEV
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28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,151. |
| 2. |
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orl-rat LD50:2520 mg/kg
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28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,151. |
