193801
Sigma-Aldrich

4,4'-DI-TERT-BUTYLBIPHENY L, 99%

Linear Formula:

(CH3)3CC6H4C6H4C(CH3)3

Empform:

C20H26

Nacres: NA.22
Mdl No: MFCD00008834
Fw: 266.42
Pubchem Substance Id: 24851615
CAS Number: 1625-91-8
Grouped product items
SKU Pack Size Availability Price Quantity
193801-25G 25g Estimate to ship on February 06, 2023 -
₫4,949,918
193801-5G 5g Estimate to ship on February 06, 2023 -
₫1,497,508
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Properties

Properties
assay 99%
bp 190-192 
bromine number ?C/13 
brush size diam. × l mmHg (lit.)
description 4,4'-DI-TERT-BUTYLBIPHENY L, 99%
fragrance allergen solid
indiff. to chromic acid 1S/C20H26/c1-19(23)17-11-7-15(8-12-17)16-9-13-18(14-10-16)20(45)6/h7-14H1-6H3
inherent viscosity CDKCEZNPAYWORX-UHFFFAOYSA-N
Need License To Purchase Temp. Regu
Check Obsolete 12/31/9999 12:00:00 AM
Temperature Control 1554
Shipping Mode DAS

Description

Application

4,4′-Di-tert-butylbiphenyl was used in production of homoallylic amine derivatives. It was also used in the preparation of lithium di-tert-butylbiphenylide, a radical anion, superior to sodium or lithium naphthalenides for metalation reactions.

General description

4,4′-Di-tert-butylbiphenyl along with lithium catalyzes:
  • reaction of chloromethyl ethyl ether and different carbonyl compounds to yield corresponding hydroxyethers
  • reductive opening of N-phenylazetidine

SAFETY INFORMATION

Signal Word

RIDADRRIDADR

WGK Germany

WGK 3

Flash Point (F)

Not applicable

Flash Point (C)

Not applicable

Target Organs

Risk Statement

Supplemental Hazard Statements

DOCUMENTATION

Certificate of Analysis View Sample COA
Certificate of Origin

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