Lot numbers can be found on the outside label of a product:
Indobufen impurity 6
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CAS No. 199328-10-4
- Cat. No. CS-0011497
- Purity≥97%
- MDL No.MFCD02179600
*For research and further manufacturing use only, not for direct human use.
Structure of 199328-10-4
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General Information
- CAS No. 199328-10-4
- Cat. No. CS-0011497
- Purity ≥97%
- MDL No. MFCD02179600
- Storage 4°C
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₀H₉NO₃
- Molecular Weight 191.18
- Synonym(s) None
- SMILES O=C1NC2=C(C=C(C(OC)=O)C=C2)C1
Description
Methyl 2-oxo-5-indolinecarboxylate is a bench-stable, moisture-tolerant heterocyclic ester featuring a fused indoline core with a carbonyl at the C2 position and an ester group at C5. This structural motif integrates readily into synthetic sequences targeting bioactive indole alkaloids and pharmaceutical intermediates.
Application
Methyl 2-oxo-5-indolinecarboxylate serves as a versatile building block for indoline-based heterocycles, enabling efficient access to pharmaceutically relevant scaffolds. Its conjugated enone system facilitates Michael additions and cyclizations, while the ester group supports further functionalization via hydrolysis or reduction. The compound exhibits good bench stability and is compatible with standard synthetic workflows, making it ideal for medicinal chemistry and process development applications.
Synthesis
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Route1
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1160293-27-5 - ~87%
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In-stock
199328-10-4
References
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BOEHRINGER INGELHEIM INTERNATIONAL GMBH Patent: WO2009/71524 A2, 2009 ; Location in patent: Page/Page column 15; 5 ;
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Route2
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In-stock
193354-13-1 - ~7%
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In-stock
199328-10-4
References
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Sugen, Inc. Patent: US6147106 A1, 2000 ; US 6147106 A
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References
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Sugen, Inc. Patent: US6350754 B2, 2002 ; Location in patent: Page column 23 ;
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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-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 55.4
- LogP 0.9678
- H_Acceptors 3
- H_Donors 1
- Rotatable_Bonds 1
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Key Words
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