- 4-06-00-02342 (Beilstein Handbook Reference)
- 4,10-Ace-1,2-benzanthracene
- 4,10-Dioxatricyclo[5.2.1.0(2,6)]decan-8-en-3-one
- 4-(1,1,2,2-Tetrafluoroethoxy)benzoicacid
- 4-(1,1,2,2-Tetrafluoroethoxy)chlorobenzene
- 4-(1,1,2,2-Tetrafluoroethoxy)nitrobenzene
- 4-(1,1,2,2-Tetrafluoroethoxy)toluene
- 4-(1,1-Difluoropropan-2-yl)benzene-1-sulfonyl chloride
- 4-(1,1-Dioxothiazolidin-2-yl)benzoate
- 4′-(1,2,3,4-TETRAHYDRO-4-(4-HYDROXY-2-OXO-2H-1-BENZOPYRAN-3-YL)-2-NAPHTHALENYL)(1,1′-BIPHENYL)-4-CARBONITRILE, cis-
- 93224-85-2Benzoic acid,2-bromo-6-chloro-
- 93229-61-9Nuclease, restrictionendodeoxyribo-, BstEII
- 932-30-9Phenol,2-(aminomethyl)-
- 932-31-0Magnesium,bromo(2-methylphenyl)-
- 93-23-2Isoquinolinium,2-dodecyl-, bromide (1:1)
- 932-32-1Benzenamine,2-chloro-N-methyl-
- 93232-37-2[1,1'-Biphenyl]-2-carboxylicacid, 2'-(acetyloxy)-, 4-(acetylamino)phenyl ester
- 932-35-42-Pyridinecarbonitrile,3-hydroxy-
- 93236-42-1b-D-Glucopyranoside,2-(4-hydroxy-3-methoxyphenyl)ethyl O-6-deoxy-a-L-mannopyranosyl-(1®3)-O-[b-D-glucopyranosyl-(1®6)]-, 4-[(2E)-3-(3,4-dihydroxyphenyl)-2-propenoate]
- 932372-99-12-Bromo-5-iodophenol
Hot Products
- 104987-11-3Tacrolimus
- 141-53-7Sodium formate
- 8001-54-5Quaternary ammonium compounds, alkylbenzyldimethyl, chlorides
- 9003-39-8Povidone
- 10161-34-9Trenbolone acetate
- 402957-28-2Telaprevir
- 68-19-9Cyanocobalamin
- 7631-86-9Silicon dioxide
- 302-79-4Tretinoin
- 77-92-9Citric acid
|
Basic Information |
|
Post buying leads |
|
Suppliers |
|
Cas Database |
| Name |
4,5-Dichloro-3(2H)-pyridazinone |
EINECS | N/A |
| CAS No. | 932-22-9 | Density | 1.76 g/cm3 |
| PSA | 45.75000 | LogP | 1.07670 |
| Solubility | N/A | Melting Point |
204-206 °C(lit.) |
| Formula | C4H2Cl2N2O | Boiling Point | 339.2 °C at 760 mmHg |
| Molecular Weight | 164.979 | Flash Point | 159 °C |
| Transport Information | N/A | Appearance | Beige crystalline solid |
| Safety | 26-36-37/39 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
3-Hydroxy-4,5-dichloropyridazine;4,5-Dichloro-2H-pyridazin-3-one;4,5-Dichloro-3(2H)-pyridazone;4,5-Dichloro-3-hydroxypyridazine;4,5-Dichloro-6-oxo-1H-pyridazine;4,5-Dichloro-6-pyridazone;NSC 16127;NSC17182;NSC 240022; |
Article Data | 29 |
4,5-Dichloro-3(2H)-pyridazinone Chemical Properties
Molecular Structure of 3(2H)-Pyridazinone, 4,5-dichloro- (CAS NO.932-22-9):
.png)
IUPAC Name: 4,5-dichloro-1H-pyridazin-6-one
Empirical Formula: C4H2Cl2N2O
Molecular Weight: 164.9775
H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 0
Polar Surface Area: 32.67Å2
Index of Refraction: 1.661
Molar Refractivity: 34.58 cm3
Molar Volume: 93.4 cm3
Surface Tension: 56.9 dyne/cm
Density: 1.76 g/cm3
Flash Point: 159 °C
Enthalpy of Vaporization: 60.57 kJ/mol
Boiling Point: 339.2 °C at 760 mmHg
Vapour Pressure: 4.74E-05 mmHg at 25°C
Melting point: 204-206 °C(lit.)
BRN: 120959
InChI
InChI=1/C4H2Cl2N2O/c5-2-1-7-8-4(9)3(2)6/h1H,(H,8,9)
Smiles
c1(c([nH]ncc1Cl)=O)Cl
Product Categories: Pyridazine series; Piperazine series; Bases & Related Reagents; Heterocycles; Nucleotides
4,5-Dichloro-3(2H)-pyridazinone Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD | intraperitoneal | > 300mg/kg (300mg/kg) | Farmaco, Edizione Scientifica. Vol. 40, Pg. 921, 1985. | |
| mouse | LD | oral | > 1gm/kg (1000mg/kg) | Farmaco, Edizione Scientifica. Vol. 40, Pg. 921, 1985. |
4,5-Dichloro-3(2H)-pyridazinone Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3
RTECS: UR6182000
4,5-Dichloro-3(2H)-pyridazinone Specification
3(2H)-Pyridazinone, 4,5-dichloro- , with CAS number of 932-22-9, can be called 3-Hydroxy-4,5-dichloropyridazine ; 4,5-Dichloro-2H-pyridazin-3-one ; 4,5-Dichloro-3(2H)-pyridazinone ; 4,5-Dichloro-3(2H)-pyridazone ; 4,5-Dichloro-6-pyridazone . It is a beige crystalline solid, used as a new labelled substituted pyridazinone with tuberculostatic action.
What can I do for you?
Get Best Price
