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464-72-2 - Benzopinacol, 98% - 1,1,2,2-Tetraphenyl-1,2-ethanediol - A11421 - Alfa Aesar

A11421 Benzopinacol, 98%

CAS Number
464-72-2
Synonyms
1,1,2,2-Tetraphenyl-1,2-ethanediol

Size Price ($) Quantity Availability
25g 49.75
100g 144.20
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Benzopinacol, 98%

MDL
MFCD00004448
EINECS
207-356-8

Chemical Properties

Formula
C26H22O2
Formula Weight
366.46
Melting point
174-180°
Solubility
It is soluble in ethanol, ether, acetone insoluble in carbon disulfide and water.

Applications

Benzopinacol is a catalyst of the formation of unsaturated polyesters. It is also used as an initiator of polymerisation by free radicals. It is also used as an organic synthesis intermediate.

Notes

Keep container tightly closed in a dry and well-ventilated place. Store in cool place. Stable under recommended storage conditions. Incompatible to Strong oxidizing agents.

Literature References

Koichi Tanaka.; Satoshi Kishigami.; Fumio Toda. A new method for coupling aromatic aldehydes and ketones to produce .alpha.-glycols using zinc-zinc dichloride in aqueous solution and in the solid state. J. Org. Chem.1990 55, (9), 2981-2983.

Shuntaro Mataka.; Masashi Tashiro. Thermolysis of dimethyl 3,3-(2,2'-biphenylyl)-3H-pyrazole-4,5-dicarboxylate. J. Org. Chem.198146, (9), 1929-1931.

Undergoes pinacol rearrangement on treatment with sulfuric acid to give ɑɑɑ-triphenylacetophenone in high yield. With the superacidic triflic acid, however, dehydrative cyclization to 9,10-diphenylphenanthrene occurs: Synthesis, 321 (1996); Org. Synth., 76, 294 (1998). The same pruduct is obtained on treatment of ɑɑɑ-triphenylacetophenone or tetraphenyloxirane with superacid mixtures: J. Org. Chem., 62, 6666 (1997).

Other References

Merck
14,1100
Beilstein
2061947
Harmonized Tariff Code
2906.29
TSCA
Yes
RTECS
KI2750000

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