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L(+)-Diethyl L-tartrate

  • Name L(+)-Diethyl L-tartrate
  • EINECS201-783-3
  • CAS No. 87-91-2
  • Density1.262 g/cm3
  • PSA93.06000
  • LogP-1.16560
  • Solubilityinsoluble in water
  • Melting Point17 °C
  • FormulaC8H14O6
  • Boiling Point280 °C at 760 mmHg
  • Molecular Weight206.196
  • Flash Point93.3 °C
  • Transport InformationN/A
  • AppearanceColorless to light yellow liquid
  • Safety24/25-36-26
  • Risk Codes36/37/38
  • Molecular Structure
    Molecular Structure of 87-91-2 (L(+)-Diethyl L-tartrate)
  • Hazard SymbolsIrritantXi
  • SynonymsIrritantXi
  • Article Data50

L(+)-Diethyl L-tartrate Synthetic route

64-17-5

ethanol

87-69-4

L-Tartaric acid

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
With thionyl chloride100%
With methanesulfonic acid at 30 - 35℃; for 12h;99%
With thionyl chloride at 0 - 50℃; for 3.5h; Temperature;96.2%
64-17-5

ethanol

608-89-9

(R,R)-tartaric acid ethyl ester

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
at 160℃;
75-03-6

ethyl iodide

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
With silver tartrate
64-17-5

ethanol

87-69-4

tartaric acid

87-91-2

diethyl (2R,3R)-tartrate

623-91-6

diethyl Fumarate

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
With diethyl ether; dihydrogen peroxide Irradiation.mit rechts-zirkular polarisiertem UV-Licht entsteht ein schwach rechtsdrehendes Praeparat;
64-17-5

ethanol

622-00-4

dibenzyl (2R,3R)-2,3-dihydroxybutanedioate

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
In various solvent(s) at 39℃; for 168h; lipase from Pseudomonas fluorescens;96.5 % Spectr.
64-17-5

ethanol

87-69-4

L-Tartaric acid

81-23-2

dehydrocholic acid

A

87-91-2

diethyl (2R,3R)-tartrate

B

52718-49-7

3,7,12-trioxo-5β-cholan-24-oic acid ethyl ester

Conditions
ConditionsYield
With methanesulfonic acid for 5 - 6h; Heating / reflux;
111-87-5

octanol

C12H24Cl2O6Si2

A

87-91-2

diethyl (2R,3R)-tartrate

B

18536-88-4

dimethyl-bis-octyloxy-silane

C

52322-14-2

chloro(dimethyl)octyloxysilane

Conditions
ConditionsYield
With gallium(III) trichloride at 20℃; for 6h; Inert atmosphere;
57968-71-5

(+/-)-diethyl tartrate

A

13811-71-7

diethyl (2S,3S)-tartrate

B

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
With (S)-aminopropyl alcohol(at)silica 1 In hexane; isopropyl alcohol at 20℃; for 1h; Purification / work up; Resolution of racemate; Inert atmosphere;A n/a
B n/a
87-69-4

L-Tartaric acid

87-91-2

diethyl (2R,3R)-tartrate

Conditions
ConditionsYield
With hydrogenchloride In ethanol

L(+)-Diethyl L-tartrate Chemical Properties

MF: C8H14O6
MW: 206.19
EINECS: 201-783-3
(+)-DIETHYL L-TARTRATE(87-91-2),its melting point is 17 °C ,boiling point is  280 °C(lit.);density is 1.204 g/mL at 25 °C(lit.).Appearance is colorless to light yellow liquid.
alpha  :7.5 o (neat)
Following is the molecular structure of (+)-DIETHYL L-TARTRATE(87-91-2):
 

L(+)-Diethyl L-tartrate Uses

(+)-DIETHYL L-TARTRATE(87-91-2) can be used for food additives, pharmaceutical synthesis, chiral compounds split

L(+)-Diethyl L-tartrate Safety Profile

Safty informations about (+)-DIETHYL L-TARTRATE(87-91-2):
Hazard Codes : Xi (Irritant)
Risk Statements :
 R36/37/38 :Irritating to eyes, respiratory system and skin
Safety Statements  :
 S24/25:Avoid contact with skin and eyes
 S36:Wear suitable protective clothing
 S26 :In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
WGK Germany : 3
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