α-Ketoglutaric acid disodium salt dihydrate - ≥98%(T) , CAS No.305-72-6

CAS: 305-72-6 Cat. No.: D154292 Molecular Weight: 226.09 EC Number: 206-167-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(T)
Synonyms
SCHEMBL723421 | UNII-FLP7P4RM46 | disodium 2-oxopentanedioate | FLP7P4RM46 | D91223 | Disodium oxoglurate | sodium 2-oxopentanedioate | Pentanedioic acid, 2-oxo-, sodium salt | alpha -Ketoglutaric acid disodium salt anhydrous | Pentanedioic acid, 2-oxo-,
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
D154292-5g
3
$12.90
25g
D154292-25g
3
$39.90
100g
D154292-100g
2
$114.90
500g
D154292-500g
1
$369.90
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Why this grade

≥98%(T) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

α-Ketoglutaric acid disodium salt dihydrate (2-Oxoglutaric acid disodium salt) is the hydrated disodium salt of 2-oxoglutaric acid.
α-Ketoglutaric acid disodium salt dihydrate is suitable reagent used in a study to investigate the role of nitric oxide (NO) in mast cell physiology and biochemistry. α-Ketoglutaric acid disodium salt dihydrate (2-Oxoglutaric acid disodium salt) may be used as starting reagent for the synthesis of deuteriated 2-oxo[3,3-2H2]glutarate disodium salt.

Specifications

Synonyms
SCHEMBL723421 | UNII-FLP7P4RM46 | disodium 2-oxopentanedioate | FLP7P4RM46 | D91223 | Disodium oxoglurate | sodium 2-oxopentanedioate | Pentanedioic acid, 2-oxo-, sodium salt | alpha -Ketoglutaric acid disodium salt anhydrous | Pentanedioic acid, 2-oxo-,
Specifications & Purity
≥98%(T)
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%(T)
Names and Identifiers
Canonical SmilesC(CC(=O)[O-])C(=O)C(=O)[O-].[Na+].[Na+]
IUPAC Namedisodium;2-oxopentanedioate
InChIKeyYBGBJYVHJTVUSL-UHFFFAOYSA-L
INCHI1S/C5H6O5.2Na/c6-3(5(9)10)1-2-4(7)8;;/h1-2H2,(H,7,8)(H,9,10);;/q;2*+1/p-2
Isomeric SMILES C(CC(=O)[O-])C(=O)C(=O)[O-].[Na+].[Na+]
RTECS SA0454700
Molecular Weight 226.09
Reaxy-Rn 5658566
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5658566&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.

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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
SubclassGamma-keto acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentGamma-keto acids and derivatives
Alternative Parents Short-chain keto acids and derivatives  Dicarboxylic acids and derivatives  Alpha-keto acids and derivatives  Ketones  Carboxylic acid salts  Carboxylic acids  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Gamma-keto acid - Short-chain keto acid - Alpha-keto acid - Dicarboxylic acid or derivatives - Carboxylic acid salt - Ketone - Organic alkali metal salt - Carboxylic acid - Carboxylic acid derivative - Organooxygen compound - Organic oxygen compound - Hydrocarbon derivative - Organic oxide - Carbonyl group - Organic salt - Organic sodium salt - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as gamma-keto acids and derivatives. These are organic compounds containing an aldehyde substituted with a keto group on the C4 carbon atom.
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.

16 results found

Lot NumberCertificate TypeDateItem
C2609427Certificate of AnalysisMar 12, 2026 D154292
C2609428Certificate of AnalysisMar 12, 2026 D154292
C2609433Certificate of AnalysisMar 12, 2026 D154292
C2609475Certificate of AnalysisMar 12, 2026 D154292
C2525846Certificate of AnalysisMar 26, 2025 D154292
A2605039Certificate of AnalysisMar 25, 2025 D154292
A2614107Certificate of AnalysisMar 25, 2025 D154292
C2513237Certificate of AnalysisMar 25, 2025 D154292
C2513249Certificate of AnalysisMar 25, 2025 D154292
C2513254Certificate of AnalysisMar 25, 2025 D154292
C2513255Certificate of AnalysisMar 25, 2025 D154292
F2526044Certificate of AnalysisMar 25, 2025 D154292
F2327038Certificate of AnalysisJul 11, 2023 D154292
F2327041Certificate of AnalysisJul 11, 2023 D154292
F2327078Certificate of AnalysisJul 11, 2023 D154292
F2327085Certificate of AnalysisJul 11, 2023 D154292

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Chemical and Physical Properties
SolubilitySoluble in water
SensitivityMoisture sensitive.
Molecular Weight190.060 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass189.985 Da
Monoisotopic Mass189.985 Da
Topological Polar Surface Area97.300 Ų
Heavy Atom Count12
Formal Charge0
Complexity160.000
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 Count3
Citations of This Product
References
1. Zhe Lu, Jingcheng Dai, LingLing Zheng, Zhuoran Teng, Qi Zhang, Dongru Qiu, Lirong Song.  (2019)  Disodium 2-oxoglutarate promotes carbon flux into astaxanthin and fatty acid biosynthesis pathways in Haematococcus.  BIORESOURCE TECHNOLOGY,      [PMID:31874452] [10.1016/j.biortech.2019.122612]
Solution Calculators
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