Merck
CN

W222208

Sigma-Aldrich

异丁酸

≥99%, FCC, FG

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别名:
2-甲基丙酸
线性分子式:
(CH3)2CHCO2H
CAS号:
分子量:
88.11
FEMA编号:
2222
Beilstein:
635770
EC 号:
欧洲委员会编号:
6
MDL编号:
PubChem化学物质编号:
Flavis编号:
8.006
NACRES:
NA.21

生物来源

synthetic

质量水平

等级

FG
Kosher

Agency

meets purity specifications of JECFA

管理合规性

EU Regulation 1334/2008 & 872/2012
FCC
FDA 21 CFR 172.515

蒸汽密度

3.04 (vs air)

蒸汽压

1.5 mmHg ( 20 °C)

检测方案

≥99%

自燃温度

824 °F

expl. lim.

10 %

折射率

n20/D 1.393 (lit.)

bp

153-154 °C (lit.)

mp

−47 °C (lit.)

密度

0.95 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

butter; acidic; rancid

SMILES字符串

CC(C)C(O)=O

InChI

1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)

InChI key

KQNPFQTWMSNSAP-UHFFFAOYSA-N

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一般描述

Isobutyric acid is a volatile fatty acid that can be used as a flavoring agent. It occurs naturally in Ceratonia siliqua L. The gum obtained from the kernels of this species is used as a thickener in the food industry.

生化/生理作用

10ppm 时的气味
15ppm 时的味道

其他说明

天然存在:罗马洋甘菊、草莓、乳制品。

警示用语:

Danger

危险分类

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(°F)

131.0 °F - closed cup

闪点(°C)

55 °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

分析证书(COA)

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T1503
货号
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包装规格/数量

其它示例:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

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Effect of temperature on isobutyric acid loss during roasting of carob kibble
Berna A, et al
Journal of Agricultural and Food Chemistry, 45(10), 4084-4087 (1997)
Burdock GA
Encyclopedia of Food and Color Additives, 1, 1463-1464 (1997)
Manipulation of colonic bacteria and volatile fatty acid production by dietary high amylose maize (amylomaize) starch granules
Wang X, et al
Journal of Applied Microbiology, 93(3), 390-397 (2002)
Julia Biermann et al.
Molecular vision, 17, 395-403 (2011-02-12)
Histone deacetylase inhibitors (HDACi) have neuroprotective effects under various neurodegenerative conditions, e.g., after optic nerve crush (ONC). HDACi-mediated protection of central neurons by increased histone acetylation has not previously been demonstrated in rat retinal ganglion cells (RGCs), although epigenetic changes
Jijian Si et al.
PloS one, 7(9), e43973-e43973 (2012-09-08)
Posttraumatic stress disorder (PTSD) is characterized by acute and chronic changes in the stress response, manifested as conditioned fear memory. Previously formed memories that are susceptible to disruption immediately after retrieval undergo a protein synthesis-dependent process to become persistent, termed

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