2,7-Di-tert-butylfluorene

Basic Information

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CAS Number

58775-05-6

Molecular Formula

C21H26

Molecular Weight

278.44 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

122.0 to 126.0 deg-C

Boiling Point

372.4℃ at 760 mmHg

Density

0.988

Flash Point

194.2°C

Solubility

Soluble in toluene, hot methanol.

Refractive Index

1.556

SMILES

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CC(C)(C)C1=CC2=C(C=C1)C3=C(C2)C=C(C=C3)C(C)(C)C

InChI

InChI=1S/C21H26/c1-20(2,3)16-7-9-18-14(12-16)11-15-13-17(21(4,5)6)8-10-19(15)18/h7-10,12-13H,11H2,1-6H3

InChIKey

DFZYPLLGAQIQTD-UHFFFAOYSA-N

LogP

5.8528000000000056

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

331

Synonyms & References

English

CS-W012290
Q-101151
MFCD03093998
2,7-DI-TERT-BUTYL-9H-FLUORENE
2,7-di-t-butylfluorene
2,7-ditert-butyl-9H-fluorene
FD14013
2,7-Di-tert-butylfluorene, 98%
2,7-di-tert-butyl-fluorene
AS-19023
A832014
2,7-di-tert-butyl fluorene
AC-4866
2,7-Di-tert-butylfluorene
C21H26
AKOS015838115
SB67049
SY036339
58775-05-6
NS00127763
DTXSID70399195
FT-0658778
D4084
DFZYPLLGAQIQTD-UHFFFAOYSA-N
9H-Fluorene, 2,7-bis(1,1-dimethylethyl)-
2,7-Di-tert-Butylfluorene
Fluorene,2,7-di-tert-butyl- (4CI)
2,7-Di-tert-butyl-9H-fluorene
PubChem15066
KSC491I2B
TRA0017139

MDL Number

MFCD03093998

Customs Code

2902909090

FAQ

What are the physical and chemical properties of 2,7-Di-tert-butylfluorene (CAS: 58775-05-6)?

2,7-Di-tert-butylfluorene (CAS: 58775-05-6) is a crystalline solid with a molecular weight of approximately 416.48 g/mol. It is slightly soluble in common organic solvents like toluene and chloroform. Chemically, it is relatively stable but can undergo photochemical reactions when exposed to strong light. It has a melting point around 220-222°C.

How is 2,7-Di-tert-butylfluorene (CAS: 58775-05-6) typically synthesized?

2,7-Di-tert-butylfluorene is typically synthesized by the Friedel-Crafts alkylation of fluorene with tert-butyl chloride in the presence of aluminum chloride as a catalyst. The process yields a highly pure compound with excellent selectivity and up to 95% yield.

What industries use 2,7-Di-tert-butylfluorene (CAS: 58775-05-6)?

2,7-Di-tert-butylfluorene (CAS: 58775-05-6) is used in the pharmaceutical industry for the synthesis of certain drugs, in polymer science for the production of high-performance polymers, and in the semiconductor industry for the fabrication of organic light-emitting diodes (OLEDs). It is also utilized in the preparation of sensors and other electronic devices.

What precautions should be taken when handling 2,7-Di-tert-butylfluorene (CAS: 58775-05-6)?

When handling 2,7-Di-tert-butylfluorene (CAS: 58775-05-6), it is essential to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. Work in a well-ventilated area or fume hood to minimize inhalation risks. Ensure proper storage in a cool, dry place away from direct sunlight. In case of spills, immediately clean up using appropriate absorbents and consult the Safety Data Sheet (SDS) for further instructions.