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69799

(-)-L-乳酸乙酯

Name: (-)-<SC/>L-乳酸乙酯
Brand: SIAL

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

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:

687-47-8

分子量:

118.13

UNSPSC Code:

12352108

NACRES:

NA.22

PubChem Substance ID:

329761971

EC Number:

211-694-1

Beilstein/REAXYS Number:

1720839

MDL number:

MFCD00004518

Assay:

≥98.0% (sum of enantiomers, GC)

Form:

liquid

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属性

vapor density

4.1 (vs air)

Quality Level

100

vapor pressure

2 mmHg ( 20 °C), 5 mmHg ( 30 °C)

grade

purum

assay

≥98.0% (sum of enantiomers, GC)

form

liquid

optical purity

enantiomeric excess: ≥97.5:2.5

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.), n20/D 1.413

bp

154 °C (lit.)

mp

−26 °C (lit.)

density

1.034 g/mL at 20 °C (lit.)

functional group

ester, hydroxyl

greener alternative category

Aligned

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

说明

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.

Other Notes

合成多种手性结构单元，例如 (S)-1,2-丙二醇和 (S)-环氧丙烷的重要原料；O-保护和还原生成醛

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pictograms

GHS02,GHS05,GHS07

signalword

Danger

hcodes

H226,H318,H335

pcodes

P210 - P233 - P240 - P241 - P280 - P305 + P351 + P338

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

法规信息

危险化学品

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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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L. Banfi et al.

The Journal of Organic Chemistry, 49, 3784-3784 (1984)

S.D. Burke et al.

Tetrahedron Letters, 28, 4143-4143 (1987)

J. Gombos et al.

Chemische Berichte, 109, 2645-2645 (1976)

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全球贸易项目编号

货号	GTIN
69799-250ML	04061832793986
69799-1L	04061837642081