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636-28-2 - 1,2,4,5-Tetrabromobenzene, 94% - L13539 - Alfa Aesar

L13539 1,2,4,5-Tetrabromobenzene, 94%

CAS Number
636-28-2
Synonyms

Size Price ($) Quantity Availability
10g 23.40
50g 77.30
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1,2,4,5-Tetrabromobenzene, 94%

MDL
MFCD00000063
EINECS
211-253-3

Chemical Properties

Formula
C6H2Br4
Formula Weight
393.70
Melting point
175-180°
Solubility
Insoluble in water.

Applications

1,2,4,5-Tetrabromobenzene is used in the synthesis of diethynyltriptycene-linked dipyridyl ligands, in the generation of dibenzyne. It is also used to produce 6,7-dibromo-1,4-epoxy-1,4-dihydronaphthalene at temperature of -23°C.

Notes

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Incompatible with oxidizing agents.

Literature References

Jeremy J Kodanko.; Anna J Morys.; Stephen J Lippard. Synthesis of diethynyltriptycene-linked dipyridyl ligands. Organic Letters. 2005, 7 (21), 4585-4588.

Subash Chandra Sahoo.; Shashi Bhushan Sinha.; M S R N Kiran.; Upadrasta Ramamurty.; Arcan F Dericioglu.; C Malla Reddy.; Panče Naumov. Kinematic and mechanical profile of the self-actuation of thermosalient crystal twins of 1,2,4,5-tetrabromobenzene: a molecular crystalline analogue of a bimetallic strip. Journal of the American Chemical Society. 2013, 135 (37), 13843-13850.

For use in the generation of dibenzyne, and discussion of its trapping with various dienophiles, see: Org. Synth ., 75, 2001 (1997):

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
1365830
Harmonized Tariff Code
2903.99
TSCA
Yes

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