E34102
(-)-L-乳酸乙酯
98%
别名:
(-)-(S)-2-羟基丙酸乙酯, (S)-(-)-2-羟基丙酸乙酯, L-乳酸乙酯
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关于此项目
经验公式（希尔记法）:
C5H10O3
化学文摘社编号:
分子量:
118.13
UNSPSC Code:
12352108
NACRES:
NA.22
PubChem Substance ID:
EC Number:
211-694-1
Beilstein/REAXYS Number:
1720839
MDL number:
Assay:
98%
Form:
liquid
vapor density
4.1 (vs air)
Quality Segment
vapor pressure
2 mmHg ( 20 °C), 5 mmHg ( 30 °C)
assay
98%
form
liquid
optical activity
[α]14/D −10°, neat
autoignition temp.
752 °F
expl. lim.
1.5 %, 100 °F
greener alternative product characteristics
Safer Solvents and Auxiliaries
Learn more about the Principles of Green Chemistry.
sustainability
Greener Alternative Product
refractive index
n20/D 1.4130 (lit.)
pH
4 (20 °C, 50 g/L)
bp
154 °C (lit.)
mp
−26 °C (lit.)
density
1.034 g/mL at 20 °C (lit.), 1.042 g/mL at 25 °C
greener alternative category
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
General description
乳酸乙酯是用于有机合成的绿色环保溶剂。它通常用于多组分反应、环加成反应、不对称诱导、光化学合成和无配体偶联反应等有机反应。
Application
(−)-L-乳酸乙酯可用于制备：
- (R)-(+)-2-甲基环氧乙烷。
- (S)-2-((叔丁基二甲基硅基)氧基)丙醛，一种用于合成maltepolide的关键中间体。
Features and Benefits
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is a safer and more sustainable alternative to ethyl acetate and acetone. It is an ester of natural L-lactic acid, which is produced by fermentation of sugar and thus aligns with "Safer Solvents and Auxiliaries" and "Use of Renewable Feedstocks". Click here for more information.
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Flam. Liq. 3 - STOT SE 3
target_organs
Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
128.8 °F - closed cup
flash_point_c
53.8 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter