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Benzopinacol

Benzopinacol structure

CAS No:
464-72-2
Formula:
C26H22O2
Chemical Name:
Benzopinacol
Synonyms:
1,2-Ethanediol,1,1,2,2-tetraphenyl-;Benzopinacol;1,1,2,2-Tetraphenyl-1,2-ethanediol;Benzopinacone;Benzpinacone;α,α′-Bibenzhydrol;Tetraphenylethylene glycol;Benzpinacol;Tetraphenyl-1,2-ethanediol;Benzophenone pinacol;1,1,2,2-Tetraphenylethylene glycol;NSC 120377;NSC 1973;1,1,2,2-Tetraphenyl-1,2-ethandiol;1082111-19-0
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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Description

white crystalline powder

Benzopinacol Basic Attributes

Molecular Weight：

366.45

Exact Mass：

366.45

BRN：

2061947

EC Number：

207-356-8

UNII：

4VNT36L0QZ

NSC Number：

120377|1973

DSSTox ID：

DTXSID2060048

HScode：

29062900

Characteristics

PSA：

40.5

XLogP3：

4.85860

Appearance：

White to slightly yellow Powder or Crystals

Density：

1.24 g/cm³

Melting Point：

182 °C

Boiling Point：

506.9ºC at 760 mmHg

Flash Point：

224.9ºC

Refractive Index：

1.648

Water Solubility：

H2O: insoluble

Storage Conditions：

Store below +30°C.

Vapor Pressure：

4.26E-11mmHg at 25°C

Safety Information

Hazard category：

Transport codes：

3077

wgk germany：

hazard class code：

20/21/22-36/37/38

safety instructions：

22-24/25-36-26

RTECS Number：

KI2750000

Marks：

Xi,Xn

Hazard note：

Irritant

Stability/Shelf Life：

Stable. Combustible. Incompatible with strong oxidizing agents.

Precautionary statement(s)：

P273, P391, P501

Hazard Statements：

H400

Benzopinacol Use and Manufacturing

Methods of Manufacturing

The mixture of benzophenone, isoacetone and trace glacial acetic acid is subjected to light treatment, and tetraphenylethylene glycol can be crystallized with a yield of 93-94%.

Uses

Organic synthesis intermediate.

Manufacturing Info：

1,2-Ethanediol, 1,1,2,2-tetraphenyl-: ACTIVE

Computed Properties

Molecular Weight:366.4
XLogP3:4.9
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:5
Exact Mass:366.161979940
Monoisotopic Mass:366.161979940
Topological Polar Surface Area:40.5
Heavy Atom Count:28
Complexity:383
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Benzaldehyde

Acetic acid

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Benzopinacole 99% white to light-yellow powder

CAS No.: 464-72-2

Grade: Pharmaceutical Grade

Content: 99%

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