Butyl (S)-(-)-2-pyrrolidone-5-carboxylate , CAS No.4931-68-4

CAS: 4931-68-4 Cat. No.: B341144 Molecular Weight: 185.22 EC Number: 225-568-9
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Synonyms
butyl (2S)-5-oxopyrrolidine-2-carboxylate | EINECS 225-568-9 | Butyl (S)-(-)-2-pyrrolidone-5-carboxylate, 98% | Butyl (S)-(-)-2-pyrrolidone-5-carboxylate | Butyl (S)-()-2-pyrrolidone-5-carboxylate | Butyl 5-oxo-L-prolinate | (S)-Butyl 5-oxopyrrolidine-2-c
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
5ml
B341144-5ml
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$39.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
butyl (2S)-5-oxopyrrolidine-2-carboxylate | EINECS 225-568-9 | Butyl (S)-(-)-2-pyrrolidone-5-carboxylate, 98% | Butyl (S)-(-)-2-pyrrolidone-5-carboxylate | Butyl (S)-()-2-pyrrolidone-5-carboxylate | Butyl 5-oxo-L-prolinate | (S)-Butyl 5-oxopyrrolidine-2-c
Storage
Room temperature
Shipped In
Normal
Names and Identifiers
Canonical SmilesCCCCOC(=O)C1CCC(=O)N1
IUPAC Namebutyl (2S)-5-oxopyrrolidine-2-carboxylate
InChIKeyQBBAJUQOYIURHA-ZETCQYMHSA-N
INCHI1S/C9H15NO3/c1-2-3-6-13-9(12)7-4-5-8(11)10-7/h7H,2-6H2,1H3,(H,10,11)/t7-/m0/s1
Isomeric SMILES CCCCOC(=O)[C@@H]1CCC(=O)N1
WGK Germany 3
Molecular Weight 185.22
Reaxy-Rn 474759
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=474759&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentAlpha amino acid esters
Alternative Parents Proline and derivatives  Pyrrolidine carboxylic acids  Oxoprolines  Pyrrolidine-2-ones  Secondary carboxylic acid amides  Lactams  Carboxylic acid esters  Monocarboxylic acids and derivatives  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Alpha-amino acid ester - Proline or derivatives - Oxoproline - Pyrrolidine carboxylic acid - Pyrrolidine carboxylic acid or derivatives - 2-pyrrolidone - Pyrrolidone - Pyrrolidine - Carboxamide group - Carboxylic acid ester - Lactam - Secondary carboxylic acid amide - Monocarboxylic acid or derivatives - Azacycle - Organoheterocyclic compound - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic oxygen compound - Hydrocarbon derivative - Organic nitrogen compound - Carbonyl group - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acid esters. These are ester derivatives of alpha amino acids.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Nicotiana tabacum (382 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Flash Point(°F)235.4 °F
Flash Point(°C)113 °C
Molecular Weight185.220 g/mol
XLogP30.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count5
Exact Mass185.105 Da
Monoisotopic Mass185.105 Da
Topological Polar Surface Area55.400 Ų
Heavy Atom Count13
Formal Charge0
Complexity203.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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