K 8291

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Names

[ CAS No. ]:
35299-76-4

[ Name ]:
K 8291

[Synonym ]:
3-dimethylamino-benzo[f]chromen-1-one
1H-NAPHTHO(2,1-b)PYRAN-1-ONE,3-(DIMETHYLAMINO)
3-(dimethylamino)-1H-naphtho[2,1-b]pyran-1(4H)-one
3-Dimetilamminonafto(2,1-b)piran-1-oni [Italian]
1H-Naphtho[2,3-(dimethylamino)
K 8291
3-(dimethylamino)naphtho[2,1-b]pyran-1(1H)-one
3-(Dimethylamino)-1H-naphtho(2,1-b)pyran-1-one

Chemical & Physical Properties

[ Density]:
1.26g/cm3

[ Boiling Point ]:
379.6ºC at 760 mmHg

[ Molecular Formula ]:
C15H13NO2

[ Molecular Weight ]:
239.26900

[ Flash Point ]:
183.4ºC

[ Exact Mass ]:
239.09500

[ PSA ]:
33.45000

[ LogP ]:
3.01220

[ Index of Refraction ]:
1.668

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QL6140000
CHEMICAL NAME :
1H-Naphtho(2,1-b)pyran-1-one, 3-(dimethylamino)-
CAS REGISTRY NUMBER :
35299-76-4
BEILSTEIN REFERENCE NO. :
1314154
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C15-H13-N-O2
MOLECULAR WEIGHT :
239.29
WISWESSER LINE NOTATION :
T B666 CV FOJ EN1&1

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 :
600 mg/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: 34,595,1979

Synthetic Route

Precursor & DownStream

Precursor

  • N,N,N',N'-TETRAMETHYLMALONAMIDE
  • 2-Naphthol
  • 1-(2-hydroxy-1-naphthyl)ethan-1-one
  • (Dichloromethylene)dimethylammonium chloride

DownStream

  • 5-methyl-5,7-dihydro-benzo[5',6']chromeno[3',2':5,6]pyrano[3,2-c]quinoline-6,8-dione
  • 3-(dimethylamino)-1-oxobenzo[f]chromene-2-carbaldehyde

Related Compounds

  • K[η5-C9H7(CO)3Mo]
  • K-13 (ACE inhib)
  • K-Ras(G12C) inhibitor 9
  • K-7174 (dihydrochloride)
  • K-80003
  • k-33