(S)-4-Isobutylpyrrolidin-2-one - ≥97% , CAS No.181289-23-6

CAS: 181289-23-6 Cat. No.: S587757 Molecular Weight: 141.21 EC Number: 112-055-9
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(4S)-4-(2-Methylpropyl)pyrrolidin-2-one ((S)-Pregabalin Lactam) | GUGXRXLTTHFKHC-ZETCQYMHSA-N | (S)-4-Isobutylpyrrolidin-2-one | (s)-4-isobutyl-2-pyrrolidinone | MFCD19217624 | Pregabalin Lactam | BS-51712 | (S)-4-(Isobutyl)pyrrolidin-2-one | 2-Pyrrolidin
Storage
Store at 2-8°C,Desiccated
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
S587757-100mg
2

$39.90

$59.90
Save $20.00 (33.39%)
250mg
S587757-250mg
1

$58.90

$88.90
Save $30.00 (33.75%)
1g
S587757-1g
1

$234.90

$352.90
Save $118.00 (33.44%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Desiccated Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Specifications

Synonyms
(4S)-4-(2-Methylpropyl)pyrrolidin-2-one ((S)-Pregabalin Lactam) | GUGXRXLTTHFKHC-ZETCQYMHSA-N | (S)-4-Isobutylpyrrolidin-2-one | (s)-4-isobutyl-2-pyrrolidinone | MFCD19217624 | Pregabalin Lactam | BS-51712 | (S)-4-(Isobutyl)pyrrolidin-2-one | 2-Pyrrolidin
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Desiccated
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504768041
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504768041
Canonical SmilesCC(C)CC1CC(=O)NC1
IUPAC Name(4S)-4-(2-methylpropyl)pyrrolidin-2-one
InChIKeyGUGXRXLTTHFKHC-ZETCQYMHSA-N
INCHI1S/C8H15NO/c1-6(2)3-7-4-8(10)9-5-7/h6-7H,3-5H2,1-2H3,(H,9,10)/t7-/m0/s1
Isomeric SMILES CC(C)C[C@H]1CC(=O)NC1
Molecular Weight 141.21
Reaxy-Rn 9757789
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=9757789&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

Download SDS →

✅ Certificate of Analysis (COA)

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

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPyrrolidines
SubclassPyrrolidones
Intermediate Tree Nodes Not available
Direct ParentPyrrolidine-2-ones
Alternative Parents Secondary carboxylic acid amides  Lactams  Azacyclic compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents 2-pyrrolidone - Secondary carboxylic acid amide - Lactam - Carboxamide group - Azacycle - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Carbonyl group - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrrolidine-2-ones. These are pyrrolidines which bear a C=O group at position 2 of the pyrrolidine ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
J2313204Certificate of AnalysisSep 22, 2023 S587757
J2313205Certificate of AnalysisSep 22, 2023 S587757
J2313206Certificate of AnalysisSep 22, 2023 S587757
J2313207Certificate of AnalysisSep 22, 2023 S587757
J2313390Certificate of AnalysisSep 22, 2023 S587757
J2313617Certificate of AnalysisSep 22, 2023 S587757
Chemical and Physical Properties
SensitivityHygroscopic
Molecular Weight141.210 g/mol
XLogP31.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count2
Exact Mass141.115 Da
Monoisotopic Mass141.115 Da
Topological Polar Surface Area29.100 Ų
Heavy Atom Count10
Formal Charge0
Complexity131.000
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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