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Merck
CN

78651

异戊酸

analytical standard

别名:

3-甲基丁酸, 异丙基乙酸

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关于此项目

线性分子式:
(CH3)2CHCH2COOH
化学文摘社编号:
分子量:
102.13
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
EC Number:
207-975-3
Beilstein/REAXYS Number:
1098522
MDL number:
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grade

analytical standard

Quality Level

vapor pressure

0.38 mmHg ( 20 °C)

assay

≥98.5% (GC)

autoignition temp.

824 °F

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

impurities

≤0.3% water

refractive index

n20/D 1.403 (lit.), n20/D 1.402-1.404

bp

175-177 °C (lit.)

mp

−29 °C (lit.)

density

0.925 g/mL at 20 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

format

neat

SMILES string

CC(C)CC(O)=O

InChI

1S/C5H10O2/c1-4(2)3-5(6)7/h4H,3H2,1-2H3,(H,6,7)

InChI key

GWYFCOCPABKNJV-UHFFFAOYSA-N

Application

异戊酸可用作定量测定以下物质中分析物的分析参考标准品:
  • 通过气相色谱-火焰离子化检测 (GC-FID) -质谱(GC-MS)联用法和嗅觉测量法/芳香提取物稀释分析(GC-O/AEDA)测定蒲桃 (Syzygium jambos Alston)。
  • 通过气相色谱-火焰离子化检测 (GC-FID) -质谱(GC-MC)联用法测定西西里岛山羊。
  • 通过气相色谱-火焰离子化检测 (GC-FID) 测定食物产品。

有关合适仪器技术的更多信息,请参考产品′s分析证书。如需进一步支持,请联系技术服务。


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pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

存储类别

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

176.0 °F - Pensky-Martens closed cup

flash_point_c

80 °C - Pensky-Martens closed cup



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Giuditta Pagliai et al.
European journal of nutrition, 59(5), 2011-2024 (2019-07-12)
We evaluated the effect of low-calorie mediterranean (MD) and vegetarian (VD) diets on gut microbiome (GM) composition and short-chain-fatty acids (SCFA) production. We performed next generation sequencing (NGS) of 16S rRNA and SCFA analysis on fecal samples of 23 overweight
Elena Niccolai et al.
World journal of gastroenterology, 25(36), 5543-5558 (2019-10-03)
An altered (dysbiosis) and unhealthy status of the gut microbiota is usually responsible for a reduction of short chain fatty acids (SCFAs) concentration. SCFAs obtained from the carbohydrate fermentation processes are crucial in maintaining gut homeostasis and their determination in
Study of the aroma compounds of rose apple (Syzygium jambos Alston) fruit from Brazil
Guedes MC, et al.
European Food Research and Technology, 219(5), 460-464 (2004)



全球贸易项目编号

货号GTIN
78651-1ML04061832947075
78651-5ML04061837242397