Lot numbers can be found on the outside label of a product:
Butyl cyclopropanesulfonate
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CAS No. 83635-12-5
- Cat. No. CS-W022611
- Purity≥98%
- MDL No.MFCD09261379
*For research and further manufacturing use only, not for direct human use.
Structure of 83635-12-5
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General Information
- CAS No. 83635-12-5
- Cat. No. CS-W022611
- Purity ≥98%
- MDL No. MFCD09261379
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₇H₁₄O₃S
- Molecular Weight 178.25
- Synonym(s) None
- SMILES CCCCOS(=O)(=O)C1CC1
Description
Butyl cyclopropanesulfonate features a strained cyclopropane ring fused to a sulfonate group, delivering enhanced reactivity in nucleophilic substitution processes. This bench-stable, moisture-tolerant reagent facilitates efficient sulfonation of aromatic systems and serves as a key intermediate in the synthesis of bioactive sulfonamide derivatives.
Application
Butyl cyclopropanesulfonate serves as a robust sulfonate ester reagent for nucleophilic substitution reactions, enabling efficient functional group interconversion in synthetic organic chemistry. Its cyclopropane ring imparts enhanced stability and unique steric profile, facilitating selective transformations under mild conditions. The butyl sulfonate moiety provides excellent leaving group ability while maintaining bench stability and ease of purification, making it a practical choice for complex molecule assembly and late-stage functionalization in medicinal chemistry workflows.
Synthesis
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Route1
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In-stock
139631-62-2 -
71-36-3 - ~77%
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In-stock
83635-12-5
References
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CHEMIZON (BEIJING), LTD.; XIAO, Dengming; ZHU, Li; WANG, Shixin; LIANG, Zhi; HU, Wei Patent: WO2010/145197 A1, 2010 ; Location in patent: Page/Page column 54-55 ; WO 2010/145197 A1
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Route2
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In-stock
139631-62-2
- ~%
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In-stock
83635-12-5
References
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US2012/136030 A1, ;
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Route3
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83634-86-0
- ~%
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In-stock
83635-12-5
References
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Journal of the American Chemical Society, , vol. 104, p. 7108
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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 43.37
- LogP 1.2953
- H_Acceptors 3
- H_Donors 0
- Rotatable_Bonds 5
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Key Words
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