Lot numbers can be found on the outside label of a product:
Triphenylphosphane hydrobromide
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CAS No. 6399-81-1
- Cat. No. CS-W013915
- Purity≥97%
- MDL No.MFCD00035107
*For research and further manufacturing use only, not for direct human use.
Structure of 6399-81-1
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General Information
- CAS No. 6399-81-1
- Cat. No. CS-W013915
- Purity ≥97%
- MDL No. MFCD00035107
- Storage 4°C, stored under nitrogen
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₈H₁₆BrP
- Molecular Weight 343.20
- Synonym(s) Triphenylphosphine hydrobromide
- SMILES [H]Br.P(C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3
Description
Triphenylphosphane hydrobromide delivers a stable, moisture-tolerant source of triphenylphosphine for catalytic applications. This bench-stable reagent integrates readily into palladium-catalyzed cross-coupling reactions and other transformations requiring phosphine coordination. The hydrobromide counterion enhances solubility in polar media while maintaining compatibility with standard reaction conditions.
Application
Triphenylphosphane hydrobromide serves as a stable, bench-ready source of triphenylphosphine for catalytic and stoichiometric applications. It facilitates efficient coupling reactions, including Mitsunobu transformations and Wittig-type processes, with improved handling over the parent phosphine. The salt form enhances solubility in polar solvents and enables straightforward purification, making it well-suited for reproducible synthetic workflows in medicinal chemistry and process development.
Synthesis
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Route1
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603-35-0 - ~96%
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In-stock
6399-81-1
References
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Aoyagi, Naoto; Furusho, Yoshio; Endo, Takeshi Tetrahedron Letters, 2013 , vol. 54, # 51 p. 7031 - 7034
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Route2
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507-19-7
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603-35-0
- ~%
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In-stock
6399-81-1
References
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Synthesis, , vol. 1, # 5 p. 479 - 482
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Route3
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3968-92-1 - ~%
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In-stock
6399-81-1
References
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Bulletin of the Chemical Society of Japan, , vol. 80, # 9 p. 1785 - 1790
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS05
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Signal Word : Danger
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UN#: 3261
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Class : 8
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Packing Group : Ⅲ
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Hazard Statements : H302-H314
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Precautionary Statements : P260-P264-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P363-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 0
- LogP 4.0227
- H_Acceptors 0
- H_Donors 0
- Rotatable_Bonds 3
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