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67733-57-7

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Basic Information
CAS No.: 67733-57-7
Name: 2,3,7,8-TETRABROMODIBENZOFURAN
Article Data: 1
Molecular Structure:
Molecular Structure of 67733-57-7 (2,3,7,8-TETRABROMODIBENZOFURAN)
Formula: C12H4Br4O
Molecular Weight: 483.779
Synonyms: 2,3,7,8-tetrabromo-dibenzofuran;Dibenzofuran,2,3,7,8-tetrabromo;2,3,7,8-Tetrabrom-dibenzofuran;2,3,7,8-tetrabromobenzofuran;
Density: 2.357g/cm3
Boiling Point: 495.9°Cat760mmHg
Flash Point: 253.7°C
Safety: A poison by ingestion. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits toxic vapors of BR−.
PSA: 13.14000
LogP: 6.63600
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Chemistry

IUPAC Name: 2,3,7,8-Tetrabromodibenzofuran
Molecular Formula: C12H4Br4O
Molecular Weight: 483.80g/mol
Density: 2.357g/cm3
Boiling Point: 495.9°C at 760mmHg
Flash Point: 253.7°C
Freely Rotating Bonds: 0
Polar Surface Area: 13.14 Å2
Index of Refraction: 1.766
Molar Refractivity: 84.99 cm3
Molar Volume: 205.1 cm3
Polarizability: 33.69× 10-24 cm3
Surface Tension: 59.9 dyne/cm
Enthalpy of Vaporization: 73.46 kJ/mol
Vapour Pressure: 1.73E-09 mmHg at 25°C
The Cas Register Number  of 2,3,7,8-Tetrabromodibenzofuran is 67733-57-7.The chemical synonyms of 2,3,7,8-Tetrabromodibenzofuran (CAS NO.67733-57-7) are 2,3,7,8-tetrabromodibenzo[b,d]furan ; dibenzofuran, 2,3,7,8-tetrabromo-  ; 2,3,7,8-Tetrabromodibenzofuran  .The molecular structure of 2,3,7,8-Tetrabromodibenzofuran (CAS NO.67733-57-7) is.

Uses

 2,3,7,8-Tetrabromodibenzofuran (CAS NO.67733-57-7) is used in organic synthesis.

Toxicity Data With Reference

1.    

orl-gpg LDLo:4740 ng/kg

     ANYAA9    Annals of the New York Academy of Sciences. 320 (1979),151.

Safety Profile

A poison by ingestion. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits toxic vapors of BR−.

Specification

Its extinguishing agent are dry powder, foam, sand, carbon dioxide and water mist.