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2207-27-4 - 5,5-Dimethoxy-1,2,3,4-tetrachlorocyclopentadiene, 96% - 1,2,3,4-Tetrachloro-5,5-dimethoxycyclopentadiene - Tetrachlorocyclopentadienone dimethyl ketal - L00542 - Alfa Aesar

L00542 5,5-Dimethoxy-1,2,3,4-tetrachlorocyclopentadiene, 96%

CAS Number
2207-27-4
Synonyms
1,2,3,4-Tetrachloro-5,5-dimethoxycyclopentadiene
Tetrachlorocyclopentadienone dimethyl ketal

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5,5-Dimethoxy-1,2,3,4-tetrachlorocyclopentadiene, 96%

MDL
MFCD00001353
EINECS
218-623-3

Chemical Properties

Formula
C7H6Cl4O2
Formula Weight
263.94
Melting point
20-23°
Boiling Point
79-84°/0.6mm
Flash Point
66°(150°F)
Density
1.497
Refractive Index
1.5250

Literature References

Reactive Diels-Alder diene; precursor of 7-substituted bicyclo[2.2.1]octanes. For cycloaddition with ethylene, and subsequent reductive dechlorination to 7,7-dimethoxynorbornene, see: Org. Synth. Coll., 5, 424 (1973).

/n

Used in an annulation sequence for building a cyclopentanone unit onto an alkene: J. Am. Chem. Soc., 102, 4456 (1980); Tetrahedron Lett., 21, 4397 (1980):

/n

/n

Other References

Beilstein
477013
Packing Group
n/a
Harmonized Tariff Code
2911.00
TSCA
No

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