69799

(−)-Ethyl L-lactate

purum, ≥98.0% (sum of enantiomers, GC)

• 동의어(들): (−)-Ethyl (S)-2-hydroxypropionate, (S)-(−)-2-Hydroxypropionic acid ethyl ester, L-Lactic acid ethyl ester
• 실험식(Hill 표기법): C₅H₁₀O₃
• CAS Number: 687-47-8
• Molecular Weight: 118.13
• Beilstein: 1720839
• EC Number: 211-694-1
• MDL number: MFCD00004518
• UNSPSC 코드: 12352108
• PubChem Substance ID: 329761971
• NACRES: NA.22

속성

• vapor density: 4.1 (vs air)
• Quality Level: 100
• vapor pressure: 2 mmHg ( 20 °C); 5 mmHg ( 30 °C)
• grade: purum
• 분석: ≥98.0% (sum of enantiomers, GC)
• 형태: liquid
• 광학 순도: enantiomeric excess: ≥97.5:2.5
• autoignition temp.: 752 °F
• expl. lim.: 1.5 %, 100 °F
• refractive index: n20/D 1.4130 (lit.); n20/D 1.413
• bp: 154 °C (lit.)
• mp: −26 °C (lit.)
• density: 1.034 g/mL at 20 °C (lit.)
• 작용기: ester; hydroxyl
• SMILES string: C[C@H](O)C(OCC)=O
• InChI: 1S/C5H10O3/c1-3-8-5(7)4(2)6/h4,6H,3H2,1-2H3/t4-/m0/s1
• InChI key: LZCLXQDLBQLTDK-BYPYZUCNSA-N

설명

기타 정보

Important starting material for the synthesis of many chiral building blocks, e.g. (S)-1,2-propanediol and (S)-propylene oxide; O-Protection and reduction to the aldehyde

안전성 정보

• 픽토그램: GHS02,GHS05,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H226,H318,H335
• 예방조치 성명서: P210 - P233 - P240 - P241 - P280 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Flam. Liq. 3 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point (°F): 128.8 °F - closed cup
• Flash Point (°C): 53.8 °C - closed cup
• 개인 보호 장비: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter