4-Mercapto-4-methylpentanoic acid - ≥97% , CAS No.140231-31-8

CAS: 140231-31-8 Cat. No.: M587157 Molecular Weight: 148.23 EC Number: 820-450-9
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
4-Mercapto-4-methylpentanoicacid | MFCD18451989 | A902986 | BP-22000 | 4-Mercapto-4-methylpentanoic acid | 4-mercapto-4-methyl-pentanoic acid | DTXSID40468847 | 4-METHYL-4-SULFANYLPENTANOIC ACID | Pentanoicacid,4-mercapto-4-methyl- | P19032 | EN300-208023
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
M587157-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$85.90

$128.90
Save $43.00 (33.36%)
250mg
M587157-250mg
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$136.90

$205.90
Save $69.00 (33.51%)
1g
M587157-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$358.90

$538.90
Save $180.00 (33.40%)
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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,Protected from light,Argon charged 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
4-Mercapto-4-methylpentanoicacid | MFCD18451989 | A902986 | BP-22000 | 4-Mercapto-4-methylpentanoic acid | 4-mercapto-4-methyl-pentanoic acid | DTXSID40468847 | 4-METHYL-4-SULFANYLPENTANOIC ACID | Pentanoicacid, 4-mercapto-4-methyl- | P19032 | EN300-208023
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesCC(C)(CCC(=O)O)S
IUPAC Name4-methyl-4-sulfanylpentanoic acid
InChIKeySYIFSIGCMOMQRB-UHFFFAOYSA-N
INCHI1S/C6H12O2S/c1-6(2,9)4-3-5(7)8/h9H,3-4H2,1-2H3,(H,7,8)
Isomeric SMILES CC(C)(CCC(=O)O)S
Molecular Weight 148.23
Reaxy-Rn 1747300
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1747300&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
SuperclassLipids and lipid-like molecules
ClassFatty Acyls
SubclassFatty acids and conjugates
Intermediate Tree Nodes Not available
Direct ParentThia fatty acids
Alternative Parents Methyl-branched fatty acids  Monocarboxylic acids and derivatives  Carboxylic acids  Alkylthiols  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Methyl-branched fatty acid - Thia fatty acid - Branched fatty acid - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Alkylthiol - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as thia fatty acids. These are fatty acid derivatives obtained by insertion of a sulfur atom at specific positions in the chain.
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:
Chemical and Physical Properties
Molecular Weight148.230 g/mol
XLogP31.000
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count3
Exact Mass148.056 Da
Monoisotopic Mass148.056 Da
Topological Polar Surface Area38.300 Ų
Heavy Atom Count9
Formal Charge0
Complexity110.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
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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