Lot numbers can be found on the outside label of a product:
2-Methyl-4H-chromen-4-one
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CAS No. 5751-48-4
- Cat. No. CS-0149538
- Purity≥98%
- MDL No.MFCD00086982
*For research and further manufacturing use only, not for direct human use.
Structure of 5751-48-4
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General Information
- CAS No. 5751-48-4
- Cat. No. CS-0149538
- Purity ≥98%
- MDL No. MFCD00086982
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₀H₈O₂
- Molecular Weight 160.17
- Synonym(s) 2-Methylchromone
- SMILES O=C1C=C(C)OC2=CC=CC=C12
Description
2-Methyl-4H-chromen-4-one features a fused benzopyrone core with a methyl substituent at the C2 position, conferring enhanced electron density and stability. This scaffold serves as a key intermediate in synthesizing bioactive natural product analogs and functionalized heterocycles under standard conditions.
Application
2-Methyl-4H-chromen-4-one serves as a versatile scaffold in synthetic organic chemistry, enabling efficient access to substituted coumarin derivatives. Its readily available methyl group facilitates electrophilic substitution and functionalization, while the chromenone core exhibits stability under standard reaction conditions. The compound functions as a key building block in the synthesis of natural product analogs and bioactive heterocycles, offering predictable reactivity in Pd-catalyzed cross-coupling and Michael addition processes.
Synthesis
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Route1
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In-stock
16636-62-7 - ~94%
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In-stock
5751-48-4
References
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Kabalka, George W.; Mereddy, Arjun R. Tetrahedron Letters, 2005 , vol. 46, # 37 p. 6315 - 6317
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References
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Dubrovskiy, Anton V.; Larock, Richard C. Tetrahedron, 2013 , vol. 69, # 13 p. 2789 - 2798
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Route3
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In-stock
7250-94-4 - ~23%
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In-stock
5751-48-4
References
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Rodriguez-Ramos, Fernando; Navarrete, Andres; Gonzalez-Andrade, Martin; Alarcon, Carlos; Aguilera-Cruz, Alejandro; Reyes-Ramirez, Adelfo Bioorganic Chemistry, 2013 , vol. 50, p. 17 - 25
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Safety Information
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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-H315-H319-H335
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Precautionary Statements : P261-P302+P352-P304+P340
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Quality Control
Computational Chemistry Data
- TPSA 30.21
- LogP 2.10142
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 0
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Key Words
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