Lot numbers can be found on the outside label of a product:
Bz-rA
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CAS No. 4546-55-8
- Cat. No. CS-W008388
- Purity≥95%
- MDL No.MFCD00056988
*For research and further manufacturing use only, not for direct human use.
Structure of 4546-55-8
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General Information
- CAS No. 4546-55-8
- Cat. No. CS-W008388
- Purity ≥95%
- MDL No. MFCD00056988
- Storage 4°C, protect from light
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₇H₁₇N₅O₅
- Molecular Weight 371.35
- Synonym(s) N6-Benzoyladenosine
- SMILES O[C@@H]1[C@H](O)[C@@H](CO)O[C@H]1N2C=NC3=C2N=CN=C3NC(C4=CC=CC=C4)=O
Description
Bz-rA features a robust benzyl-protected arginine scaffold with enhanced stability under standard handling conditions. This derivative enables seamless incorporation into peptide synthesis workflows, delivering reliable coupling efficiency and minimal side-product formation during chain elongation.
Application
Bz-rA serves as a reliable building block for the synthesis of biologically active heterocycles and peptide conjugates. Its benzoyl-protected amine functionality offers enhanced stability during storage and handling, enabling straightforward deprotection under mild conditions. The robustness of the Bz group facilitates orthogonal functionalization in complex molecule assembly, making Bz-rA a practical choice for medicinal chemistry campaigns requiring precise nitrogen-directed transformations.
Synthesis
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Route1
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184229-68-3 - ~69%
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In-stock
4546-55-8
References
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Henningfeld, Kristine A.; Arslan, Tuncer; Hecht, Sidney M. Journal of the American Chemical Society, 1996 , vol. 118, # 47 p. 11701 - 11714
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Route2
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98-88-4
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58-61-7 - ~71%
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In-stock
4546-55-8
References
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Cole, Andrew G.; Gani, David Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1995 , # 21 p. 2685 - 2694
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Route3
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98-88-4
- ~70%
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In-stock
4546-55-8
References
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MILLENNIUM PHARMACEUTICALS, INC. Patent: WO2006/84281 A1, 2006 ; Location in patent: Page/Page column 123-124 ;
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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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 : H302
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Precautionary Statements : P264-P270-P330-P501
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Quality Control
Computational Chemistry Data
- TPSA 142.62
- LogP -0.3099
- H_Acceptors 9
- H_Donors 4
- Rotatable_Bonds 4
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Other Classifications
- Chemical Biology Pharmaceutical Development and Drug Discovery Research Nucleic Acid Chemistry Protected Nucleosides
- Chemical Biology Pharmaceutical Development and Drug Discovery Research Reagents Nucleic Acid Chemistry Protected Nucleosides
- Biochemistry Biochemicals and Reagents Nucleosides, Nucleotides, Oligonucleotides Nucleobases and their Analogs
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