2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene]

Basic Information

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CAS Number

128055-74-3

Molecular Formula

C25H12Br4

Molecular Weight

631.99 g/mol

Chemical Classification

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

Melting Point

395-400 °C

Boiling Point

633.7°C at 760 mmHg

Density

2.1200

Flash Point

322.5°C

Refractive Index

1.843

SMILES

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BrC6=CC2=C(C1=CC=C(C=C1C23C5=C(C4=CC=C(C=C34)Br)C=CC(=C5)Br)Br)C=C6

InChI

InChI=1S/C25H12Br4/c26-13-1-5-17-18-6-2-14(27)10-22(18)25(21(17)9-13)23-11-15(28)3-7-19(23)20-8-4-16(29)12-24(20)25/h1-12H

InChIKey

MASXXNUEJVMYML-UHFFFAOYSA-N

LogP

9.080099999999998

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

527

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Synonyms & References

English

2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
2,2',7,7'-TETRABROMO-9,9'-SPIRO-BIFLUOROENE
2,2',7,7'-TETRABROMO-9,9'-SPIROBI[9H-FLUORENE]
2,2',7,7'-Tetrabromo-9,9'-spirobiflurene
2,2,7,7-Tetrabromo-9,9-Spirobi[9H-Fluorene]
2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene]
2,2′,7,7′-TETRABROMO-9,9'-SPIROBI[9H-FLUORENE]
2,2′,7,7′-Tetrabromo-9,9′-spirobi[9H-fluorene]
NSC 645359
2,2',7,7'-Tetrabromo
TetrabroMo-9,9'-spirobifl
2,2',7,7'- four-9,9'- screwtwobroMinefluorene
2,2'',7,7''-TETRABROMO-9,9''-SPIRO-BIFLUOROENE
9,9'-Spirobi[9H-fluorene],2,2',7,7'-tetrabromo-
2,2'',7,7''-TETRABROMO-9,9''-SPIROBI[9H-FLUORENE]
2,2',7,7'-TetrabroMo-9,9'-Spirobifluorene,TetrabroMo-9,9'-Spirobifluorene
NSC645359
9,9'-Spirobi[9H-fluorene], 2,2',7,7'-tetrabromo-
2,2'7,7'-Tetrabromo-9,9'-spirobifluorene
2,2 ,7,7 -Tetrabromo-9,9 -spirobifluorene
PubChem24036
2,2',7,7'-Tetrabromo-9,9'-spiro-bifluorene
KSC491I1T
C25H
TBSBF
2,2',7,7'-Tetrabromo-9,9'-spirobi[9H-fluorene]
2,2',7,7'-TETRABROMO-9,9'-SPIROBIFLUORENE
2,2',7,7'-Tetrabromo-9,9'-spirobifluorene >=98% (HPLC)

MDL Number

MFCD08704220

Customs Code

2903999090

FAQ

What is 2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene] (CAS: 128055-74-3)?

2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene], with the CAS number 128055-74-3, is a brominated derivative of spirobi[fluorene]. It is a white solid with high thermal stability and low solubility in water. The compound is known for its unique molecular structure, which includes two fluorene rings connected via a spiro bond and four bromine atoms attached to specific carbon positions.

What are the main uses of 2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene] (CAS: 128055-74-3)?

This compound is primarily used in the synthesis of advanced materials and as a precursor in organic chemistry research. It finds applications in pharmaceutical development due to its potential for functional group modification, and in industrial processes for creating flame-retardant materials and specialty polymers. It is also used in research for studying molecular interactions and electronic properties.

Is 2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene] (CAS: 128055-74-3) safe?

2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene] is generally considered safe when handled properly. However, it should be treated with caution as it may cause skin and eye irritation. Safety standards recommend using appropriate personal protective equipment (PPE) and ensuring good ventilation. It is not classified as highly toxic but should be kept away from children and not ingested.

How should 2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene] (CAS: 128055-74-3) be stored?

This compound should be stored in a cool, dry, and dark place to maintain its stability. It is best kept in a sealed container at a temperature below 25°C and with low humidity. Avoid exposure to light and moisture, and ensure it is stored in a well-ventilated area. It is recommended to keep it away from incompatible substances to prevent degradation or reaction.