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

A11421 Benzopinacol, 98%

CAS-Nummer
464-72-2
Synonyme
1,1,2,2-Tetraphenyl-1,2-ethanediol

Größe Preis ($) Menge Verfügbarkeit
25g 49,75
100g 144,20
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Benzopinacol, 98%

MDL
MFCD00004448
EINECS
207-356-8

Chemische Eigenschaften

Formel
C26H22O2
Molmasse
366.46
Schmelzpunkt
174-180°
Löslichkeit
It is soluble in ethanol, ether, acetone insoluble in carbon disulfide and water.

Anwendungen

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.

Bemerkungen

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.

Literaturverweise

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).

Weitere Referenzen

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

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