765007

Sigma-Aldrich

2,2′,7,7′-Tetrakis(N,N-diphenylamino)-9,9-spirobifluorene

99% (HPLC)

Synonym(s):
Spiro-TAD, N2,N2,N2′,N2′,N7,N7,N7′,N7′-octaphenyl-9,9′-spirobi[9H-fluorene]-2,2′,7,7′-tetramine
Empirical Formula (Hill Notation):
C73H52N4
CAS Number:
Molecular Weight:
985.22
MDL number:
PubChem Substance ID:

Quality Level

assay

99% (HPLC)

form

powder

mp

275-280 °C

λmax

378 μm in THF

SMILES string

c1ccc(cc1)N(c2ccccc2)c3ccc4-c5ccc(cc5C6(c4c3)c7cc(ccc7-c8ccc(cc68)N(c9ccccc9)c%10ccccc%10)N(c%11ccccc%11)c%12ccccc%12)N(c%13ccccc%13)c%14ccccc%14

InChI

1S/C73H52N4/c1-9-25-53(26-10-1)74(54-27-11-2-12-28-54)61-41-45-65-66-46-42-62(75(55-29-13-3-14-30-55)56-31-15-4-16-32-56)50-70(66)73(69(65)49-61)71-51-63(76(57-33-17-5-18-34-57)58-35-19-6-20-36-58)43-47-67(71)68-48-44-64(52-72(68)73)77(59-37-21-7-22-38-59)60-39-23-8-24-40-60/h1-52H

InChI key

MQRCTQVBZYBPQE-UHFFFAOYSA-N

Related Categories

Packaging

1 g in glass bottle

Application

Hole transport materials comprised of a spiro center between two charge transport material (CTM) moieties. This molecular conformation improves the thermal stability of the amorphous state, without significantly altering the charge-transport properties.

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Michael Grimann et al.
The journal of physical chemistry. B, 124(26), 5507-5516 (2020-06-05)
Understanding phase separation phenomena in blends of organic electron acceptor and donor materials is of special interest in the context of organic optoelectronic applications. In this study, we focus on the phase behavior of a special class of spiro-linked compounds...
Advanced Materials, 12, 1060-1063 (2000)
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