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Merck

W310311

Sigma-Aldrich

γ-缬草内酯

natural, ≥95%, FG

别名:

γ-甲基-γ-丁内酯, 4,5-二氢-5-甲基-2(3H)-呋喃酮, 4-羟基正戊酸内酯, γ-甲基-γ-丁内酯

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About This Item

经验公式(希尔记法):
C5H8O2
CAS号:
分子量:
100.12
FEMA编号:
3103
Beilstein:
80420
EC 号:
欧洲委员会编号:
757
MDL编号:
UNSPSC代码:
12164502
PubChem化学物质编号:
Flavis编号:
10.013
NACRES:
NA.21

等级

FG
Kosher
natural

质量水平

管理合规性

EU Regulation 1334/2008 & 178/2002

蒸汽密度

3.45 (vs air)

方案

≥95%

折射率

n20/D 1.432 (lit.)

沸点

207-208 °C (lit.)
82-85 °C/10 mmHg (lit.)

mp

−31 °C (lit.)

密度

1.05 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

性状检查

cocoa; herbaceous; woody; sweet; warm

SMILES字符串

CC1CCC(=O)O1

InChI

1S/C5H8O2/c1-4-2-3-5(6)7-4/h4H,2-3H2,1H3

InChI key

GAEKPEKOJKCEMS-UHFFFAOYSA-N

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一般描述

γ-Valerolactone has been identified as one of the volatile flavor constituents in mango and honey.
Natural occurence: Barley, beef, beer, Swiss cheese, coffee, cocoa, mango, milk, mushroom, peach, pork, tea, soy and tomato

应用

The sweet, creamy notes of this lactone will enhance coconut, vanilla, caramel, toffee, milk chocolate, and the sweeter dairy flavors like cajeta, milk and whipped cream. Dried fruit flavors like date and fig, and nut flavors like almond and peanut butter are also good destinations for this material.

生化/生理作用

Odor at 1%
Taste at 8-15ppm

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - Skin Irrit. 2

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

204.8 °F - closed cup

闪点(°C)

96 °C - closed cup


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

Organoleptic Characteristics of Flavor Materials
Michalski, J.
Perfumer & Flavorist, 39(5), 54-54 (2014)
Reactive extraction of levulinate esters and conversion to γ-valerolactone for production of liquid fuels.
Elif I Gürbüz et al.
ChemSusChem, 4(3), 357-361 (2011-03-12)
Importance of some lactones and 2, 5-dimethyl-4-hydroxy-3 (2H)-furanone to mango (Mangifera indica L.) aroma.
Wilson III CW, et al.
Journal of Agricultural and Food Chemistry, 38(7), 1556-1559 (1990)
Conversion of hemicellulose into furfural using solid acid catalysts in γ-valerolactone.
Elif I Gürbüz et al.
Angewandte Chemie (International ed. in English), 52(4), 1270-1274 (2012-12-06)
Catalytic conversion of biomass-derived carbohydrates into gamma-valerolactone without using an external H2 supply.
Li Deng et al.
Angewandte Chemie (International ed. in English), 48(35), 6529-6532 (2009-07-25)

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