Lot numbers can be found on the outside label of a product:
Propane-2,2-diyldibenzene
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CAS No. 778-22-3
- Cat. No. CS-W015697
- Purity≥98%
- MDL No.MFCD00008794
*For research and further manufacturing use only, not for direct human use.
Structure of 778-22-3
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General Information
- CAS No. 778-22-3
- Cat. No. CS-W015697
- Purity ≥98%
- MDL No. MFCD00008794
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₅H₁₆
- Molecular Weight 196.29
- Synonym(s) 2,2-Diphenylpropane
- SMILES CC(C1=CC=CC=C1)(C2=CC=CC=C2)C
Description
Propane-2,2-diyldibenzene features a rigid, sterically hindered central core that enhances stability and directs substitution patterns. This scaffold integrates two benzene rings via a quaternary carbon, enabling precise spatial control in molecular design. The structure resists decomposition under standard conditions and facilitates the construction of complex architectures in organic synthesis and materials science applications.
Application
Propane-2,2-diyldibenzene serves as a robust bisaryl building block for the construction of sterically hindered biaryl scaffolds. Its central tertiary carbon center imparts high thermal and oxidative stability, enabling reliable use in cross-coupling reactions. The molecule functions effectively in Suzuki-Miyaura and Stille couplings, offering excellent functional group tolerance and straightforward purification due to its low solubility in common organic solvents.
Synthesis
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Route1
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In-stock
2051-90-3 -
544-97-8 - ~93%
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In-stock
778-22-3
References
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Reetz, M. T.; Steinbach, R.; Wenderoth, B. Synthetic Communications, 1981 , vol. 11, # 3 p. 261 - 266
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Route2
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934-53-2
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98-83-9
- ~%
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In-stock
778-22-3
References
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US5037994 A1, ;
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Route3
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101094-41-1
- ~%
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In-stock
778-22-3
References
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Journal of the American Chemical Society, , vol. 83, p. 1196 - 1213
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS08
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H317-H334-H350-H372
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Precautionary Statements : P260-P261-P264-P270-P272-P280-P284-P302+P352-P304+P340-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 0
- LogP 4.0125
- H_Acceptors 0
- H_Donors 0
- Rotatable_Bonds 2
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Key Words
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