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CAS Number: 932-22-9
4,5-dichloropyridazin-3(2H)-one

Structure

4,5-dichloropyridazin-3(2H)-one
Name: 4,5-dichloropyridazin-3(2H)-one
Synonyms:
General Information
Product Number: 932229
CAS Number:
932-22-9
Name:
4,5-dichloropyridazin-3(2H)-one
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;
Chemical Formula: C4H2Cl2N2O
Exact Mass: 163.95
Molecular Weight: 164.98
m/z: 163.95 (100.0%), 165.95 (64.0%), 167.95 (10.2%), 164.96 (4.4%), 166.95 (3.2%)
Elemental Analysis: C, 29.12; H, 1.22; Cl, 42.98; N, 16.98; O, 9.70
InChI: InChI=1S/C4H2Cl2N2O/c5-2-1-7-8-4(9)3(2)6/h1H,(H,8,9)
InChIKey: VJWXIRQLLGYIDI-UHFFFAOYSA-N
Canonical SMILES : C1=NNC(=O)C(=C1Cl)Cl
 
 
Thermal Properties Value Condition Note
Melting Point 202-203 °C   (10)CAS
Melting Point 202 °C   (11)CAS
Melting Point 201-202 °C   (12)CAS
Melting Point 201-202 °C Solv: ethanol (64-17-5) (8)IC
Melting Point 200-202 °C   (13)CAS
Melting Point 200-201 °C   (14)IC
Melting Point 199-200 °C   (15)CAS
Melting Point 199-200 °C   (16)CAS
Melting Point 199-200 °C Solv: benzene (71-43-2) (7)IC
Melting Point 198-200 °C Solv: water (7732-18-5) (4)CAS

Specification

98%

References
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  2. (2) BIORAD: Copyright Bio-Rad Laboratories. All Rights Reserved.
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  4. (4) Ma, Chen; Tetrahedron 2006, V62(38), P9002-9009 CAPLUS
  5. (5) WSS: Spectral data were obtained from Wiley Subscription Services, Inc. (US)
  6. (6) BIORAD: Infrared spectral data from the Bio-Rad/Sadtler IR Data Collection was obtained from Bio-Rad Laboratories, Philadelphia, PA (US). Copyright © Bio-Rad Laboratories. All Rights Reserved.
  7. (7) Dambeniece, I.; Latvijas PSR Zinatnu Akademijas Vestis, Kimijas Serija 1989, (5), P563-9 CAPLUS
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  11. (11) Mowry, David T.; US 2628181 1953 CAPLUS
  12. (12) Bourdais, Jacques; Bulletin de la Societe Chimique de France 1964, (9), P2124-32 CAPLUS
  13. (13) Coad, Peter; Journal of Organic Chemistry 1963, V28(7), P1919-21 CAPLUS
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