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Merck
CN

W244007

Sigma-Aldrich

乳酸乙酯

≥98%, FCC, FG

别名:

2-羟基丙酸乙酯

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关于此项目

线性分子式:
CH3CH(OH)COOCH2CH3
化学文摘社编号:
分子量:
118.13
FEMA编号:
2440
EC 号:
欧洲委员会编号:
371
MDL编号:
UNSPSC代码:
12164502
PubChem化学物质编号:
Flavis编号:
9.433
NACRES:
NA.21
Agency:
follows IFRA guidelines
meets purity specifications of JECFA
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生物来源

synthetic

质量水平

等级

FG
Fragrance grade
Halal
Kosher

Agency

follows IFRA guidelines
meets purity specifications of JECFA

管理合规性

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FCC
FDA 21 CFR 117
FDA 21 CFR 172.515

方案

≥98%

折射率

n20/D 1.413 (lit.)

沸点

154 °C (lit.)

密度

1.031 g/mL at 25 °C (lit.)

应用

flavors and fragrances

文件

see Safety & Documentation for available documents

食品过敏原

no known allergens

致敏芳香化合物

no known allergens

性状检查

butter; fruity

SMILES字符串

CCOC(=O)C(C)O

InChI

1S/C5H10O3/c1-3-8-5(7)4(2)6/h4,6H,3H2,1-2H3

InChI key

LZCLXQDLBQLTDK-UHFFFAOYSA-N

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一般描述

乳酸乙酯是中国浓香型白酒中的主要挥发性风味物质。

应用


  • 利用代谢组学和感觉组学方法表征生物强化大曲诱导的浓香型白酒中香气活性化合物的差异。: 该论文研究了生物强化大曲对浓香型白酒香气活性成分的影响。该研究利用代谢组学和感官组学,重点关注乳酸乙酯和其它化合物在确定饮料独特香气特征中的作用(Mu et al., 2023).

  • 角状松萝地衣代谢产物提取的可持续应用:非靶向代谢组学和抗氧化活性。: 该研究提出了一种使用乳酸乙酯提取地衣代谢物的可持续方法。该研究应用非靶向代谢组学来评估抗氧化活性,显示了化合物在天然产物提取中的功效和环境效益(Castañeta et al., 2023)。

  • 乳酸乙酯萃取类姜黄素及其响应面法优化。: 该论文探讨了乳酸乙酯提取类姜黄素的用途,并使用响应面法优化了工艺。研究发现强调了乳酸乙酯作为制药和保健品提取物绿色溶剂的潜力(D′Archivio et al., 2018).

  • 一型酸面团馒头中关键香气化合物的鉴定: 非靶向代谢组学分析的应用。: 该研究使用非靶向代谢组学鉴定了I型酸面团中的关键香气化合物。重点介绍了作为面包香气重要来源的乳酸乙酯,影响其感官特征(Yan et al., 2019)。

警示用语:

Danger

危险分类

Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(°F)

114.8 °F - closed cup

闪点(°C)

46 °C - closed cup

个人防护装备

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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Characterization of eubacterial and archaeal community diversity in the pit mud of Chinese Luzhou-flavor liquor by nested PCR?DGGE.
Ding XF, et al.
World Journal of Microbiology & Biotechnology, 30(2), 605-612 (2014)
Elisabetta Ranucci et al.
Macromolecular bioscience, 4(8), 706-713 (2004-10-07)
1-Vinyl-2-pyrrolidinone (VP) oligomers bearing a lactate group at one end (PVP-L) were obtained by chain-transfer controlled radical polymerisation carried out in the presence of ethyl L-lactate as chain-transfer agent (CTA). Their number-average molecular weights were in the range 1500-4000 with
Jun Liu et al.
The Journal of organic chemistry, 77(21), 9718-9723 (2012-10-12)
The efficient and concise synthesis of (-)-orthodiffenes A and C has been accomplished for the first time in eight steps from readily available chiral synthons, D-mannose and D-ethyl lactate. Our work confirmed the complete structure of orthodiffenes A and C
Chiaki Inaba et al.
Applied microbiology and biotechnology, 83(5), 859-864 (2009-03-17)
The whole-cell biocatalyst displaying Candida antarctica lipase B (CALB) on the yeast cell surface with alpha-agglutinin as the anchor protein was easy to handle and possessed high stability. The lyophilized CALB-displaying yeasts showed their original hydrolytic activity and were applied
Kelley A Distel et al.
Bioresource technology, 96(5), 617-623 (2004-10-27)
Proleather from Bacillus sp. was chemically modified with decanoyl chloride for enhanced activity for the preparation of poly(lactic acid) in organic solvents. The modified enzyme was highly soluble (up to 44 mg-protein/ml) and active in various organic solvents including chloroform

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