3-phenyl-5,6-benzocoumarin
Names
[ CAS No. ]:
13759-56-3
[ Name ]:
3-phenyl-5,6-benzocoumarin
[Synonym ]:
2-Phenylnaphto-<2,1-b>pyran-3-on
3-phenyl-5,6-benzocoumarin
2-Phenylnaphtho<2,1-b>pyran-3-on
Belofor OM
Chemical & Physical Properties
[ 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
Toxicological Information
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
Safety Information
[ HS Code ]:
2914399090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ 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%