13759-56-3

13759-56-3 structure
13759-56-3 structure
  • Name: 3-phenyl-5,6-benzocoumarin
  • Chemical Name: 2-phenylbenzo[f]chromen-3-one
  • CAS Number: 13759-56-3
  • Molecular Formula: C19H12O2
  • Molecular Weight: 272.29700
  • Create Date: 2016-08-21 13:32:05
  • Modify Date: 2024-01-13 22:18:30

Name 2-phenylbenzo[f]chromen-3-one
Synonyms 2-Phenylnaphto-<2,1-b>pyran-3-on
3-phenyl-5,6-benzocoumarin
2-Phenylnaphtho<2,1-b>pyran-3-on
Belofor OM
Density 1.276g/cm3
Boiling Point 495.6ºC at 760 mmHg
Molecular Formula C19H12O2
Molecular Weight 272.29700
Flash Point 209.8ºC
Exact Mass 272.08400
PSA 30.21000
LogP 4.61320
Vapour Pressure 5.83E-10mmHg at 25°C
Index of Refraction 1.695

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QL6220000
CHEMICAL NAME :
3H-Naphtho(2,1-b)pyran-3-one, 2-phenyl-
CAS REGISTRY NUMBER :
13759-56-3
BEILSTEIN REFERENCE NO. :
0210672
LAST UPDATED :
199709
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C19-H12-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>20 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 43(1),101,1978
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>20 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 43(1),101,1978
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
>20 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 43(1),101,1978 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
60 gm/kg/30D-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Liver - liver function tests impaired Blood - pigmented or nucleated red blood cells
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(1),89,1986
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
200 mg/m3/4H/26W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Liver - fatty liver degeneration
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 46(7),81,1981
HS Code 2914399090
HS Code 2914399090
Summary 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%