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Merck

M0875

DL-Malic acid

≥98% (capillary GC)

Synonym(s):

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

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About This Item

Linear Formula:
HO2CCH2CH(OH)CO2H
CAS Number:
6915-15-7
Molecular Weight:
134.09
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
57654345
EC Number:
230-022-8
Beilstein/REAXYS Number:
1723539
MDL number:
MFCD00064212
Assay:
≥98% (capillary GC)

Key Documents

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vapor density

4.6 (vs air)

Quality Level

200

vapor pressure

<0.1 mmHg ( 20 °C)

assay

≥98% (capillary GC)

autoignition temp.

644 °F

mp

131-133 °C (lit.)

solubility

H2O: 50 mg/mL, clear, colorless to faintly yellow

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

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Application

DL-Malic acid can be used as a reactant to synthesize:
  • Hydroxy esters via esterification with alcohols.
  • Biodegradable polymers via thermal condensation with citric acid.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

397.4 °F

flash_point_c

203 °C

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

M0875-100G: + M0875-1KG: + M0875-500G: + M0875-50KG: + M0875-VAR: + M0875-BULK:

jan

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Certificates of Analysis (COA)

Lot/Batch Number
108K0160
088K0026
048K0111
048K0673
028K0112

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Phosphorus ylide based functionalizations of tetronic and tetramic acids
Schobert R, et al.
Synthesis, 2006, 3902-3914 (2006)
G Anneroth et al.
Scandinavian journal of dental research, 88(3), 214-218 (1980-06-01)
Two saliva stimulating drugs, solutions of Hybrin and malic acid were in an in vitro study found to have a heavy demineralizing effect on the root surface of the dental hard tissue. Consequently the drugs cannot be recommended to patients
Frédéric Bigey et al.
Current biology : CB, 31(4), 722-732 (2020-12-11)
Production of leavened bread dates to the second millennium BCE. Since then, the art of bread making has developed, yet the evolution of bread-associated microbial species remains largely unknown. Nowadays, leavened bread is made either by using a pure commercial
Cuiyue Liang et al.
Plant physiology, 161(3), 1347-1361 (2013-01-24)
Low pH, aluminum (Al) toxicity, and low phosphorus (P) often coexist and are heterogeneously distributed in acid soils. To date, the underlying mechanisms of crop adaptation to these multiple factors on acid soils remain poorly understood. In this study, we
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
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