2-Keto-4-methylpentanoic-1-¹³C acid sodium salt - ≥99 atom% 13C,≥98% , CAS No.93523-70-7

CAS: 93523-70-7 Cat. No.: K473992 Molecular Weight: 153.12 EC Number: 102-986-9
AVAILABLE TO ORDER
GRADE & PURITY ≥99 atom% 13C,≥98%
Synonyms
2-Ketoisocaproic-1-13C acid sodium salt | 4-Methyl-2-oxopentanoic-1-13C acid | 4-methyl-2-oxopentanoic-1-13C acid, sodium salt | sodium,4-methyl-2-oxopentanoate
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
K473992-10mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$55.90
50mg
K473992-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$179.90
250mg
K473992-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$475.90

$569.90
Save $94.00 (16.49%)
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Why this grade

≥99 atom% 13C,≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads 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
2-Ketoisocaproic-1-13C acid sodium salt | 4-Methyl-2-oxopentanoic-1-13C acid | 4-methyl-2-oxopentanoic-1-13C acid, sodium salt | sodium, 4-methyl-2-oxopentanoate
Specifications & Purity
≥99 atom% 13C, ≥98%
Storage
Protected from light, Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥99 atom% 13C, ≥98%
Names and Identifiers
Canonical Smiles[Na+].CC(C)CC(=O)[13C]([O-])=O
IUPAC Namesodium;4-methyl-2-oxo(113C)pentanoate
InChIKeyIXFAZKRLPPMQEO-NWZHYJCUSA-M
INCHI1S/C6H10O3.Na/c1-4(2)3-5(7)6(8)9;/h4H,3H2,1-2H3,(H,8,9);/q;+1/p-1/i6+1;
Isomeric SMILES CC(C)CC(=O)[13C](=O)[O-].[Na+]
Alternate CAS 4502-00-5(unlabelled)
Molecular Weight 153.12
Reaxy-Rn 4239297
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4239297&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.

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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.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassKeto acids and derivatives
SubclassShort-chain keto acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentShort-chain keto acids and derivatives
Alternative Parents Alpha-keto acids and derivatives  Ketones  Carboxylic acid salts  Monocarboxylic acids and derivatives  Carboxylic acids  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAliphatic acyclic compounds
Substituents Short-chain keto acid - Alpha-keto acid - Carboxylic acid salt - Ketone - Carboxylic acid derivative - Organic alkali metal salt - Carboxylic acid - Monocarboxylic acid or derivatives - Organic oxygen compound - Carbonyl group - Organooxygen compound - Organic salt - Organic sodium salt - Hydrocarbon derivative - Organic oxide - Organic cation - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as short-chain keto acids and derivatives. These are keto acids with an alkyl chain the contains less than 6 carbon atoms.
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.

3 results found

Lot NumberCertificate TypeDateItem
C2617396Certificate of AnalysisDec 25, 2025 K473992
C2617397Certificate of AnalysisDec 25, 2025 K473992
C2617412Certificate of AnalysisDec 25, 2025 K473992
Chemical and Physical Properties
SensitivityLight sensitive;Moisture sensitive
Flash Point(°F)Not applicable
Flash Point(°C)Not applicable
Melt Point(°C)280℃ (dec.) (lit.)
Molecular Weight153.120 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count3
Exact Mass153.048 Da
Monoisotopic Mass153.048 Da
Topological Polar Surface Area57.200 Ų
Heavy Atom Count10
Formal Charge0
Complexity131.000
Isotope Atom Count1
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 Count2
Solution Calculators
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