Skip to Content
Merck
All Photos(1)

Key Documents

More Documents

485438

Sigma-Aldrich

Citric acid-2,2,4,4-d4

98 atom % D, 98% (CP)

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
HOC(CO2H)(CD2CO2H)2
CAS Number:
147664-83-3
Molecular Weight:
196.15
MDL number:
MFCD00209702
UNSPSC Code:
12352106
PubChem Substance ID:
24872074
NACRES:
NA.12

isotopic purity

98 atom % D

Quality Level

200

Assay

98% (CP)

form

solid

mp

153-159 °C (lit.)

mass shift

M+4

SMILES string

[2H]C([2H])(C(O)=O)C(O)(C(O)=O)C([2H])([2H])C(O)=O

InChI

1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)/i1D2,2D2

InChI key

KRKNYBCHXYNGOX-LNLMKGTHSA-N

Related Categories

General description

Citric acid-2,2,4,4-d4 is an isotopic analogue of citric acid .

Application

Citric-2,2,4,4-d4 acid can be used to measure citrate in urine and quantitative profiling of organic acid intermediates of citric acid cycle (CAC).

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319 - H335

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Alex Gomez-Gomez et al.
Journal of pharmaceutical and biomedical analysis, 164, 382-394 (2018-11-23)
Due to its high sensitivity and specificity, liquid chromatography-electrospray tandem mass spectrometry (LC-MS/MS) could be considered as the gold-standard in targeted metabolomics. Although LC-MS/MS allows for the direct detection of a large number of molecules, the proper quantification of highly
Christine S Kim et al.
Cell metabolism, 32(4), 629-642 (2020-09-10)
Stem cells reside in specialized niches that are critical for their function. Upon activation, hair follicle stem cells (HFSCs) exit their niche to generate the outer root sheath (ORS), but a subset of ORS progeny returns to the niche to

Articles

The Krebs cycle — harnessing chemical energy for cellular respiration

Get to know the Tricarboxylic acid (TCA) cycle to better inform your research in biochemistry, metabolomics, or related fields concerned with this metabolic pathway and its enzymes, by-products, or intermediates.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service