3H-Indeno[1,2-c]pyridazin-3-one,2,5-dihydro-

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Names

[ CAS No. ]:
69581-16-4

[ Name ]:
3H-Indeno[1,2-c]pyridazin-3-one,2,5-dihydro-

[Synonym ]:
5H-indeno<1,2-c>pyridazin-3-one
4-hydroxy-but-2c-enal cyclohemiacetal
2,5-dihydro-indeno[1,2-c]pyridazin-3-one
2,5-dihydro-furan-2-ol
5H-Indeno-pyridazin-3-on
2-Furanol,2,5-dihydro

Chemical & Physical Properties

[ Density]:
1.4g/cm3

[ Molecular Formula ]:
C11H8N2O

[ Molecular Weight ]:
184.19400

[ Exact Mass ]:
184.06400

[ PSA ]:
45.75000

[ LogP ]:
1.34110

[ Index of Refraction ]:
1.736

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NK9452500
CHEMICAL NAME :
5H-Indeno(1,2-c)pyridazin-3-one, 2,3-dihydro-
CAS REGISTRY NUMBER :
69581-16-4
BEILSTEIN REFERENCE NO. :
0781755
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H8-N2-O
MOLECULAR WEIGHT :
184.21
WISWESSER LINE NOTATION :
T B656 CNNV HHJ D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
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: 34,72,1979

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,4,4a,5-tetrahydroindeno[1,2-c]pyridazin-3-one
  • 2-(1-oxo-1H-inden-2(3H)-ylidene)acetic acid

DownStream

Related Compounds

  • 3H-Indeno[1,2-c]pyridazin-3-one,2,5-dihydro-2-methyl-
  • 7-Fluoro-5H-indeno(1,2-c)piridazin-3-one [Italian]
  • 7-bromo-2,4,4a,5-tetrahydroindeno[1,2-c]pyridazin-3-one
  • 2-butyl-4a,5-dihydro-4H-indeno[1,2-c]pyridazin-3-one
  • 6-bromo-5-ethyl-2,4-dihydroindeno[1,2-c]pyridazin-3-one
  • 2-ethyl-4a,5-dihydro-4H-indeno[1,2-c]pyridazin-3-one