Diethyl L-malate

Modify Date: 2025-08-25 21:57:44

Diethyl L-malate Structure
Diethyl L-malate structure
Common Name Diethyl L-malate
CAS Number 691-84-9 Molecular Weight 190.194
Density 1.1±0.1 g/cm3 Boiling Point 281.6±20.0 °C at 760 mmHg
Molecular Formula C8H14O5 Melting Point -168°C
MSDS N/A Flash Point 85.0±0.0 °C

 Names

Name Diethyl L-(-)-Malate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 281.6±20.0 °C at 760 mmHg
Melting Point -168°C
Molecular Formula C8H14O5
Molecular Weight 190.194
Flash Point 85.0±0.0 °C
Exact Mass 190.084122
PSA 72.83000
LogP 0.23
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.446

 Safety Information

Risk Phrases R20:Harmful by inhalation.
Safety Phrases S23-S36/37/39-S38
RIDADR 1009
Hazard Class 2.2
HS Code 2918199090

 Synthetic Route

~93%

Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Kumar, Jayprakash Narayan; Reddy, Parigi Raghavendar; Das, Biswanath; Kumar, C. Ganesh; Sujitha, Pombala Bioorganic and Medicinal Chemistry Letters, 2013 , vol. 23, # 18 p. 5192 - 5194

~63%

Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Seebach, Dieter; Hungerbuehler, Ernst; Naef, Reto; Schnurrenberger, Peter; Weidmann, Beat; Zueger, Max Synthesis, 1982 , # 2 p. 138 - 141

~74%

Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Santaniello, Enzo; Ferraboschi, Patrizia; Grisenti, Paride; Aragozzini, Fabrizio; Maconi, Elisabetta Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , # 3 p. 601 - 605

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Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: US6376683 B1, ;

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Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Tetrahedron Letters, , vol. 48, # 34 p. 5976 - 5980

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Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Tetrahedron Asymmetry, , vol. 10, # 14 p. 2713 - 2728

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Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 3 p. 601 - 605

~%

Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Journal of the Chemical Society, , vol. 69, p. 838 Journal of the Chemical Society, , vol. 73, p. 296 Journal of the Chemical Society, , vol. 75, p. 154

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Diethyl L-malate Structure

Diethyl L-malate

CAS#:691-84-9

Literature: Justus Liebigs Annalen der Chemie, , vol. 156, p. 176

 Customs

HS Code 2918199090
Summary 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

Diethyl (2S)-2-hydroxysuccinate
diethyl (2S)-2-hydroxybutanedioate
Butanedioic acid, 2-hydroxy-, diethyl ester, (2S)-
MFCD00210119
Diethyl L-malate
L-(-)-Malic acid diethyl ester
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