Lot numbers can be found on the outside label of a product:
Apixaban impurity 1
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CAS No. 27143-07-3
- Cat. No. CS-M1832
- Purity≥98%
- MDL No.MFCD02852962
*For research and further manufacturing use only, not for direct human use.
Structure of 27143-07-3
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General Information
- CAS No. 27143-07-3
- Cat. No. CS-M1832
- Purity ≥98%
- MDL No. MFCD02852962
- Storage 4°C
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₁H₁₃ClN₂O₃
- Molecular Weight 256.69
- Synonym(s) None
- SMILES Cl/C(C(OCC)=O)=N\NC1=CC=C(OC)C=C1
Description
Ethyl chloro[(4-methoxyphenyl)hydrazono]acetate features a hydrazone linkage flanked by a methoxy-substituted phenyl ring and a chloroacetyl group, delivering enhanced reactivity in heterocyclic synthesis. This bench-stable, moisture-tolerant reagent integrates seamlessly into multistep transformations, enabling efficient access to functionalized pyrazole derivatives under standard conditions.
Application
Ethyl chloro[(4-methoxyphenyl)hydrazono]acetate serves as a versatile hydrazone-based building block for the synthesis of heterocyclic scaffolds, particularly in the construction of pyrazole and triazole derivatives. Its stability under standard laboratory conditions and compatibility with diverse functional groups facilitate efficient transformations in medicinal chemistry workflows. The compound enables regioselective cyclizations and functions effectively in both solution-phase and solid-phase synthesis applications.
Synthesis
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Route1
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104-94-9 -
In-stock
609-15-4 - ~%
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In-stock
27143-07-3
References
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Synthesis, , # 11 p. 1799 - 1803
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Route2
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In-stock
638-07-3 -
104-94-9
- ~%
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In-stock
27143-07-3
References
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US2006/69258 A1, ; Page/Page column 11-12 ;
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Route3
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104-94-9
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105-39-5
- ~%
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In-stock
27143-07-3
References
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Farmaco, Edizione Scientifica, , vol. 40, # 4 p. 259 - 271
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS06,GHS08
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Signal Word : Danger
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UN#: 2811
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Class : 6.1
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Packing Group : Ⅲ
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Hazard Statements : H301-H311-H331-H341
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P361-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 59.92
- LogP 2.2225
- H_Acceptors 5
- H_Donors 1
- Rotatable_Bonds 5
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Key Words
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