Lot numbers can be found on the outside label of a product:
4-Fluorobenzohydrazide
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CAS No. 456-06-4
- Cat. No. CS-W022181
- Purity≥97%
- MDL No.MFCD00060562
*For research and further manufacturing use only, not for direct human use.
Structure of 456-06-4
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General Information
- CAS No. 456-06-4
- Cat. No. CS-W022181
- Purity ≥97%
- MDL No. MFCD00060562
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₇H₇FN₂O
- Molecular Weight 154.14
- Synonym(s) 4-Fluorobenzoylhydrazine
- SMILES NNC(=O)C1=CC=C(F)C=C1
Description
4-Fluorobenzohydrazide features a fluorinated aromatic ring paired with a hydrazide functional group, enabling direct incorporation into hydrazone-based conjugations. This bench-stable reagent supports efficient synthesis of bioconjugates and targeted probes under standard conditions.
Application
4-Fluorobenzohydrazide serves as a versatile building block in the synthesis of heterocyclic compounds, particularly hydrazones and triazoles, due to its reactive hydrazide functionality and electron-withdrawing fluorine substituent. Its bench-stable nature and compatibility with standard coupling and cyclization protocols facilitate efficient access to pharmaceutically relevant scaffolds.
Synthesis
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Route1
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In-stock
451-46-7 - ~99%
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In-stock
456-06-4
References
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ENDO PHARMACEUTICALS INC.; SMITH, Roger, Astbury; KETHIRI, Raghava, Reddy; KRISTAM, Rajendra; LAPING, Nicholas, James; VENKATESHAPPA, Chandregowda; KULKARNI, Bheemashankar; DEVRAJ, Rajesh; DEWANG, Purushottam Patent: WO2013/49559 A1, 2013 ; Location in patent: Page/Page column 92 ;
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Route2
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In-stock
403-33-8 - ~87%
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In-stock
456-06-4
References
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Murty; Ram, Kesur R.; Rao, Rayudu Venkateswara; Yadav; Rao, Janapala Venkateswara; Pamanji; Velatooru Letters in Drug Design and Discovery, 2012 , vol. 9, # 3 p. 276 - 281
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Route3
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In-stock
456-22-4 - ~83%
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In-stock
456-06-4
References
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Peng, Yanqing; Song, Gonghua Journal of Chemical Research - Part S, 2003 , # 12 p. 768 - 769
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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 : H315-H319-H335
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Precautionary Statements : P261-P264-P271-P280-P302+P352-P304+P340-P362-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 55.12
- LogP 0.4292
- H_Acceptors 2
- H_Donors 2
- Rotatable_Bonds 1
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Key Words
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