8.22100

(S)-(-)-Ethyl lactate

for synthesis

• Synonym(e): (S)-(-)-Ethyl lactate, L(-)-Lactic acid ethyl ester, (S)-(-)-2-Hydroxypropionic acid ethyl ester
• Lineare Formel: CH₃CH(OH)COOC₂H₅
• CAS-Nummer: 687-47-8
• Molekulargewicht: 118.13
• MDL-Nummer: MFCD00004518
• UNSPSC-Code: 12352108
• EG-Index-Nummer: 211-694-1
• NACRES: NA.22

Eigenschaften

• Dampfdruck: 1.6 hPa ( 20 °C)
• Qualitätsniveau: 200
• Assay: ≥99% (GC)
• Form: liquid
• Selbstzündungstemp.: 400 °C
• Wirksamkeit: >2000 mg/kg LD₅₀, oral (Rat)
• Expl.-Gr.: 1.5-16.4 % (v/v)
• pH-Wert: 4 (20 °C, 50 g/L in H₂O)
• kinematic viscosity: 2.7 cSt(25 °C)
• bp: 154 °C/1013 hPa
• mp (Schmelzpunkt): -25 °C
• Übergangstemp.: flash point 53 °C
• Dichte: 1.03 g/cm³ at 20 °C
• Lagertemp.: 2-30°C
• InChI: 1S/C5H10O3/c1-3-8-5(7)4(2)6/h4,6H,3H2,1-2H3/t4-/m0/s1
• InChIKey: LZCLXQDLBQLTDK-BYPYZUCNSA-N

Beschreibung

Anwendung

• Evaluation of operational parameters for ethyl lactate production using reactive distillation process: This study explores the environmentally benign production of ethyl lactate, highlighting its use as a bio-based solvent for chemical transformations (A Komesu et al., 2015).



• Influence of sequential fermentation with Torulaspora delbrueckii and Saccharomyces cerevisiae on wine quality: Discusses the production of ethyl lactate and its effect on wine quality, providing insights into fermentation processes and flavor enhancement (I Loira et al., 2014).



• Titania-catalysed oxidative dehydrogenation of ethyl lactate: Examines a catalytic process for converting ethyl lactate to ethyl pyruvate, emphasizing green chemistry applications (EV Ramos-Fernandez et al., 2014).



• Green Sustainable Process for Chemical and Environmental Engineering and Science: Focuses on the role of ethyl lactate in organic synthesis, showcasing its effectiveness in various chemical reactions (AV Dolzhenko, 2021).



• In Situ Analysis of Metabolic Characteristics Reveals the Key Yeast in the Spontaneous and Solid-State Fermentation Process of Chinese Light-Style Liquor: Investigates the influence of ethyl lactate on fermentation, particularly its impact on flavor profiles in beverage production (Y Kong et al., 2014).

Hinweis zur Analyse

Gehalt (GC, Fl.%): ≥ 99.0 % (a/a)
Dichte (d 20 °C/ 4 °C): 1.032 - 1.034
Spez. Drehung [α²0/D (unverdünnt): -11.0 - -9.5 °
Identität (IR): entspricht

Sicherheitshinweise

• Piktogramme: GHS02,GHS05,GHS07
• Signalwort: Danger
• H-Sätze: H226 - H318 - H335
• P-Sätze: P210 - P233 - P240 - P241 - P280 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Dam. 1 - Flam. Liq. 3 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 1
• Flammpunkt (°F): 128.8 °F - closed cup
• Flammpunkt (°C): 53.8 °C - closed cup