193801
4,4′-Di-tert-butylbiphenyl
99%
Synonym(s):
1-tert-Butyl-4-(4-tert-butylphenyl)benzene, 4,4′-Bis(1,1-dimethylethyl)-1,1′-biphenyl, 4,4′-Di-tert-butyl-1,1′-biphenyl, DBB, p,p′-Di-tert-butylbiphenyl
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About This Item
Linear Formula:
(CH3)3CC6H4C6H4C(CH3)3
CAS Number:
Molecular Weight:
266.42
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
216-615-4
Beilstein/REAXYS Number:
2095855
MDL number:
Assay:
99%
Form:
solid
Quality Segment
assay
99%
form
solid
bp
190-192 °C/13 mmHg (lit.)
mp
126-130 °C (lit.)
SMILES string
CC(C)(C)c1ccc(cc1)-c2ccc(cc2)C(C)(C)C
InChI
1S/C20H26/c1-19(2,3)17-11-7-15(8-12-17)16-9-13-18(14-10-16)20(4,5)6/h7-14H,1-6H3
InChI key
CDKCEZNPAYWORX-UHFFFAOYSA-N
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
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.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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