Dibenzothiophene

Names

[ CAS No. ]:
132-65-0

[ Name ]:
Dibenzothiophene

[Synonym ]:
9-Thiafluorene
Dibenzo(b,d)thiophene
MFCD00004969
Diphenylene Sulfide
a-thiafluorene
2,2'-Biphenylylene sulfide
Diphenylenesulfide
[1,1'-Biphenyl]-2,2'-diyl sulfide
EINECS 205-072-9
Dibenzothiophene
DBT,Diphenylene sulfide
dibenzo[b,d]thiophene

Biological Activity

[Description]:

Dibenzothiophene is an intermediate of organic synthesis, consisting of two benzene rings fused to a central thiophene ring.

[Related Catalog]:

Signaling Pathways >> Others >> Others

Research Areas >> Others

[Related Small Molecules]

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
332-333 ºC

[ Melting Point ]:
97-100 °C(lit.)

[ Molecular Formula ]:
C₁₂H₈S

[ Molecular Weight ]:
184.257

[ Flash Point ]:
170 ºC

[ Exact Mass ]:
184.034668

[ PSA ]:
28.24000

[ LogP ]:
4.38

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.756

[ Water Solubility ]:
SOLUBLE

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: HQ3490550

CHEMICAL NAME :: Dibenzothiophene

CAS REGISTRY NUMBER :: 132-65-0

LAST UPDATED :: 199710

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C12-H8-S

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 :: 470 mg/kg

TOXIC EFFECTS :: Behavioral - general anesthetic Behavioral - coma

REFERENCE :: FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 12,787,1989

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >500 mg/kg

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

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 4,378,1952 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7480 mg/kg/24W-I

TOXIC EFFECTS :: Liver - fatty liver degeneration Liver - changes in liver weight Endocrine - changes in spleen weight

REFERENCE :: FOREAE Food Research. (Champaign, IL) V.1-25, 1936-60. For publisher information, see JFDSAZ. Volume(issue)/page/year: 7,161,1942 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4832 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 28 (estimated)

Safety Information

[ Symbol ]:

GHS07, GHS09

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H410

[ Precautionary Statements ]:
P273-P501

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
S36

[ RIDADR ]:
2811

[ WGK Germany ]:
3

[ RTECS ]:
HQ3490550

[ Packaging Group ]:
III

[ Hazard Class ]:
9

[ HS Code ]:
29349990

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Related Compounds

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