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ChemicalBook--->CAS DataBase List--->7554-12-3

7554-12-3

7554-12-3 Structure

7554-12-3 Structure
IdentificationBack Directory
[Name]

Diethyl malate
[CAS]

7554-12-3
[Synonyms]

FEMA 2374
DIETHYL MALATE
ETHYL-DL-MALATE
DIETHYL DL-MALATE
Malic acid diethyl
DiethylDL-Malate>
Diethyl hydroxysuccinate
Diethyl 2-hydroxysuccinate
DL-MALIC ACID DIETHYL ESTER
DL-APPLE ACID DIETHYL ESTER
DL-MALIC ACID DIETHYL ESTER 98+%
Diethyl DL-Malate
Hydroxysuccinic acid diethyl ester
hydroxy-butanedioicacidiethylester
Hydroxybutanedioic acid diethyl ester
2-hydroxy-butanedioicaciddiethylester
Butanedioicacid,hydroxy-,diethylester
Butanedioic acid, 2-hydroxy-, 1,4-diethyl ester
diethylmalate,hydroxy-butanedioicacid,diethylester
DL-Apple Acid Diethyl Ester DL-Malic Acid Diethyl Ester
[EINECS(EC#)]

231-444-5
[Molecular Formula]

C8H14O5
[MDL Number]

MFCD00048556
[MOL File]

7554-12-3.mol
[Molecular Weight]

190.19
Chemical PropertiesBack Directory
[Boiling point ]

122-124 °C12 mm Hg(lit.)
[density ]

1.128 g/mL at 25 °C(lit.)
[FEMA ]

2374 | DIETHYL MALATE
[refractive index ]

1.4330 to 1.4360
[Fp ]

185 °F
[storage temp. ]

Sealed in dry,Room Temperature
[solubility ]

Chloroform (Sparingly), Ethyl Acetate (Slightly)
[form ]

clear liquid
[pka]

12.35±0.20(Predicted)
[color ]

Colorless to Light yellow
[Odor]

at 100.00 %. brown sugar sweet wine fruity herbal
[biological source]

synthetic
[Odor Type]

caramellic
[JECFA Number]

620
[Dielectric constant]

10.2(18℃)
[LogP]

0.23
[EPA Substance Registry System]

Butanedioic acid, hydroxy-, diethyl ester(7554-12-3)
Safety DataBack Directory
[WGK Germany ]

3
[HS Code ]

2918.19.9000
Raw materials And Preparation ProductsBack Directory
[Raw materials]

L-Malic acid-->YSAVZVORKRDODB-UHFFFAOYSA-N-->Diethyl fumarate-->Water-->Levulinic acid-->Ethanol-->2-Methyltetrahydrofuran-->DL-Malic acid-->Furfural
Hazard InformationBack Directory
[Chemical Properties]

Diethyl malate has a fruity odor with a pleasant herbaceous undertone. It is an ester of dicarboxylic acid
[Occurrence]

It exhibits two optically active isomers in addition to the optically inactive form; the most common is the l-isomer; reported present in the cultures of certain fungi (Rhizopus). Reported found in raspberry, cognac, malt whiskey, cider, sherry, white, red, port, sparkling, rose, strawberry and bilberry wines
[Uses]

Diethyl DL-Malate is used as a reagent in the synthesis of dicarboxylic nitroxyalkylamides and nitroxyalkylimides as anti-ischemic agents.
[Application]

Diethyl malate is quite frequently used in flavour compositions, mainly for imitation Apples and Rum. The concentration in the finished consumer product may be about 20 to 25 ppm or up to 45 ppm in baked goods.
[Definition]

ChEBI: Diethyl malate is a malate ester obtained by the formal condensation of the two carboxy groups of malic acid with two molecules of ethanol respectively. It has a role as a metabolite.
[Preparation]

The l-isomer can be prepared by esterification of the l-isomer of the acid with alcohol in the presence of HCl.
[Synthesis Reference(s)]

Synthesis, p. 138, 1982 DOI: 10.1055/s-1982-29718
Spectrum DetailBack Directory
[Spectrum Detail]

Diethyl malate(7554-12-3)1HNMR
Diethyl malate(7554-12-3)FT-IR
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