Skip to Content
Merck
All Photos(2)

Key Documents

94916

Supelco

DL-Malic acid

analytical standard

Synonym(s):

(±)-2-Hydroxysuccinic acid, DL-Hydroxybutanedioic acid

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
HO2CCH2CH(OH)CO2H
CAS Number:
Molecular Weight:
134.09
Beilstein:
1723539
EC Number:
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

vapor density

4.6 (vs air)

vapor pressure

<0.1 mmHg ( 20 °C)

autoignition temp.

644 °F

shelf life

limited shelf life, expiry date on the label

concentration

95.0-105.0 wt. % (NaOH 0.1M, Titration)

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

mp

131-133 °C (lit.)

solubility

H2O: soluble 646.6 g/L at 20 °C

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

format

neat

storage temp.

2-8°C

SMILES string

OC(CC(O)=O)C(O)=O

InChI

1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)

InChI key

BJEPYKJPYRNKOW-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

General description

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Find all available reference materials for compounds listed in 10/2011 here

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

397.4 °F

Flash Point(C)

203 °C


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

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

Visit the Document Library

Hugo Oliveira et al.
PloS one, 9(10), e108376-e108376 (2014-10-08)
Resistance rates are increasing among several problematic Gram-negative pathogens, a fact that has encouraged the development of new antimicrobial agents. This paper characterizes a Salmonella phage endolysin (Lys68) and demonstrates its potential antimicrobial effectiveness when combined with organic acids towards
M Taillefer et al.
Applied and environmental microbiology, 81(7), 2423-2432 (2015-01-27)
Clostridium thermocellum produces ethanol as one of its major end products from direct fermentation of cellulosic biomass. Therefore, it is viewed as an attractive model for the production of biofuels via consolidated bioprocessing. However, a better understanding of the metabolic
Jie Chen et al.
BMC plant biology, 15, 28-28 (2015-02-04)
QTLs controlling individual sugars and acids (fructose, glucose, malic acid and tartaric acid) in grape berries have not yet been identified. The present study aimed to construct a high-density, high-quality genetic map of a winemaking grape cross with a complex
Hiroshi Kitagaki et al.
Journal of bioscience and bioengineering, 117(4), 383-393 (2013-11-12)
Mitochondria are sites of oxidative respiration. During sake brewing, sake yeasts are exposed to long periods of hypoxia; the structure, role, and metabolism of mitochondria of sake yeasts have not been studied in detail. It was first elucidated that the
Ankita Shah et al.
International journal of pharmaceutics, 484(1-2), 172-180 (2015-03-01)
A novel method of greatly increasing solubility and dissolution rate of a model basic drug, haloperidol, by interacting it with water-soluble weak organic acids in aqueous media was previously reported in the literature. Amorphous solid dispersion (SD) was formed when

Protocols

Science Slam panel: Leading gene therapy developers discuss commercialization challenges and the importance of robust process development plans.

Science Slam panel: Leading gene therapy developers discuss commercialization challenges and the importance of robust process development plans.

Science Slam panel: Leading gene therapy developers discuss commercialization challenges and the importance of robust process development plans.

Science Slam panel: Leading gene therapy developers discuss commercialization challenges and the importance of robust process development plans.

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