Ethyl pyruvate

CAS No. 617-35-6

Formula: C5H8O3
Basic Info

Ethyl pyruvate (EP) has demonstrated neuroprotective effects against acute brain injury through its anti-inflammatory action.

Formula
C5H8O3
Molecular Weight
116.115
Exact Mass
116.047
LogP
0.1385
PSA
43.37
Synonyms

ethyl 2-oxopropanoate

Propanoic acid, 2-oxo-, ethyl ester

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Properties
Appearance & Physical State
clear to yellow liquid
Density
1.06
Boiling Point
144ºC
Melting Point
-58ºC
Flash Point
45ºC
Refractive Index
1.404-1.406
Stability
Stable under normal temperatures and pressures.
Storage Condition
0-6ºC
Safety Info
Safety Statements
S16
WGK Germany
3
Risk Statements
R10
HS Code
2918300090
RIDADR
UN 3272 3/PG 3
Hazard Class
3
Packing Group
III
Hazard Codes
Spectrum
NMR Spectrum 1H NMR : 90 MHz in CDCl3
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IR Spectrum IR : liquid film
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Mass Spectrum Mass
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Analysis Methods
Kovats' RI, non-polar column, isothermal
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Column Shape
Packed
Active Phase(℃)
SE-30
Retention index
774.
Temperature Control
150.
Method
isothermal
Comments
Column length: 3.7 m
Reference
Haken, J.K.Ho, D.K.M.Vaughan, C.E.Gas chromatography of homologous esters. VII. The retention behaviour of pyruvate esters and related carbonyl and carboxyl compoundsJ. Chromatogr.1975, 106, 2, 317-325.
Van Den Dool and Kratz RI, polar column, temperature ramp
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Column Shape
Capillary
Active Phase(℃)
DB-Wax
Retention index
1234.
Temperature Control
Method
temperature ramp
Comments
60. m/0.25 mm/0.25 μm, He, 3. K/min; T<sub>start</sub>: 50. C; T<sub>end</sub>: 230. C
Reference
Shimoda, M.Wu, Y.Osajima, Y.Aroma compounds from aqueous solution of Haze (Rhus succedanea) honey determined by adsorptive column chromatographyJ. Agric. Food Chem.1996, 44, 12, 3913-3918.
Van Den Dool and Kratz RI, polar column, custom temperature program
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Column Shape
Capillary
Active Phase(℃)
DB-Wax
Retention index
1242.
Temperature Control
Method
custom temperature program
Comments
30. m/0.32 mm/0.5 μm, H2; Program: 60C(3min) =&gt; 2C/min =&gt; 220C =&gt; 3C/min =&gt; 245C (20min)
Reference
Selli, S.Canbas, A.Cabaroglu, T.Erten, H.Gunata, Z.Aroma components of cv. Muscat of Bornova wines and influence of skin contact treatmentFood Chem.2006, 94, 3, 319-326.
Van Den Dool and Kratz RI, polar column, custom temperature program
expand collapse
Column Shape
Capillary
Active Phase(℃)
DB-Wax
Retention index
1242.
Temperature Control
Method
custom temperature program
Comments
30. m/0.32 mm/0.5 μm, H2; Program: 60C(3min) =&gt; 2C/min =&gt; 220C =&gt; 3C/min =&gt; 245C (20min)
Reference
Selli, S.Cabaroglu, T.Canbas, A.Erten, H.Nurgel, C.Lepoutre, J.P.Gunata, Z.Volatile composition of red wine from cv. Kalecik Karasi grown in central AnatoliaFood Chem.2004, 85, 2, 207-213.
Van Den Dool and Kratz RI, polar column, custom temperature program
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Column Shape
Capillary
Active Phase(℃)
Carbowax 20M
Retention index
1253.
Temperature Control
Method
custom temperature program
Comments
25. m/0.32 mm/0.25 μm, H2; Program: 40C (8min) =&gt; 3C/min =&gt; 180C =&gt; 20C/min =&gt; 230C
Reference
Boido, E.Lloret, A.Medina, K.Fariña, L.Carrau, f.Versini, G.Dellacassa, E.Aroma composition of Vitis vinifera Cv. Tannat: the typical red wine from UruguayJ. Agric. Food Chem.2003, 51, 18, 5408-5413.

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