1079-73-8

1079-73-8 structure

Name: 2,3,4,5-TETRAHYDRO-6(4-CHLOROPHENYL)-3(2H)-PYRIDAZINONE
Chemical Name: 3-(4-chlorophenyl)-4,5-dihydro-1H-pyridazin-6-one
CAS Number: 1079-73-8
Molecular Formula: C₁₀H₉ClN₂O
Molecular Weight: 208.64400
Create Date: 2018-12-09 10:46:01
Modify Date: 2025-09-06 16:47:01

Name	3-(4-chlorophenyl)-4,5-dihydro-1H-pyridazin-6-one
Synonyms	6-(chloro)-2,3,4,5-tetrahydropyridazine-3-one 6-(4-chlorophenyl)-2,4,5-trihydropyridazin-3-one 6-(4-chlorphenyl)-4,5-dihydropyridazine-3(2H)-one 3-p-Chlorophenylpyridazin-6-one 6-(4-chloro-phenyl)-4,5-dihydro-2H-pyridazin-3-one 6-(4-chlorophenyl)-2,3,4,5-tetrahydropyridazin-3-one 3(2H)-Pyridazinone,4,5-dihydro-6-(4-chlorophenyl) 6-(p-chlorophenyl)-4,5-dihydro-3(2H)-pyridazinone 6-(4-chlorophenyl)-4,5-dihydropyridazin-3(2H)-one 6-(4-chlorophenyl)-4,5-dihydro-3(2H)-pyridazinone 6-(4-chlorophenyl)-4,5-dihydropyridazinone

Density	1.36g/cm3
Molecular Formula	C₁₀H₉ClN₂O
Molecular Weight	208.64400
Exact Mass	208.04000
PSA	44.95000
LogP	1.66560
Index of Refraction	1.641

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UR6357000

CHEMICAL NAME :: 3(2H)-Pyridazinone, 4,5-dihydro-6-(4-chlorophenyl)-

CAS REGISTRY NUMBER :: 1079-73-8

BEILSTEIN REFERENCE NO. :: 0163382

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H9-Cl-N2-O

MOLECULAR WEIGHT :: 208.66

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PJPPAA Polish Journal of Pharmacology and Pharmacy. (ARS Polona, POB 1001, 00-068 Warsaw 1, Poland) V.25- 1973- Volume(issue)/page/year: 28,537,1976

HS Code	2933990090

3984-34-7

~77%

1079-73-8

Literature: Kane; Huber; Miller; Kehne Pharmazie, 1992 , vol. 47, # 4 p. 249 - 251

108-90-7

1079-73-8

Literature: Islam, Mojahidul; Siddiqui, Anees A. Acta Poloniae Pharmaceutica - Drug Research, 2010 , vol. 67, # 5 p. 555 - 562

7148-01-8

~58%

1079-73-8

Literature: Khan; Siddiqui Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2000 , vol. 39, # 8 p. 614 - 619

18338-90-4

1079-73-8

Literature: Hashem, A. I.; Shaban, M. E.; El-Kafrawy, A. F. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, p. 763 - 764

62903-14-4

1079-73-8

Literature: Mishra, Ravinesh; Siddiqui, Anees A.; Husain, Asif; Rashid, Mohd.; Goda, Chirag Journal of Enzyme Inhibition and Medicinal Chemistry, 2013 , vol. 28, # 3 p. 552 - 559

Precursor 5
3984-34-7 108-90-7 7148-01-8 18338-90-4
62903-14-4
DownStream 4
58059-29-3 4619-18-5 2166-13-4 60478-25-3

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%

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