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线性分子式:
(CH3)2CHCHO
化学文摘社编号:
分子量:
72.11
FEMA编号:
2220
Beilstein:
605330
EC 号:
欧洲委员会编号:
92
MDL编号:
UNSPSC代码:
12164502
PubChem化学物质编号:
Flavis编号:
5.004
NACRES:
NA.21
Agency:
follows IFRA guidelines
meets purity specifications of JECFA
meets purity specifications of JECFA
生物来源
synthetic
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
FDA 21 CFR 117
FDA 21 CFR 172.515
蒸汽密度
2.5 (vs air)
蒸汽压
66 mmHg ( 4.4 °C)
方案
≥98%
自燃温度
384 °F
expl. lim.
10 %, 25 °F
2 %, 32 °F
折射率
n20/D 1.374 (lit.)
沸点
63 °C (lit.)
mp
−65 °C (lit.)
溶解性
60 g/L at 25 °C
密度
0.79 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
fresh; green; floral
储存温度
2-8°C
SMILES字符串
[H]C(=O)C(C)C
InChI
1S/C4H8O/c1-4(2)3-5/h3-4H,1-2H3
InChI key
AMIMRNSIRUDHCM-UHFFFAOYSA-N
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一般描述
异丁醛是一种可以用作调味剂的脂肪族醛。 它已被确定为小麦香精中的挥发性风味成分之一。 有些人可能厌恶异丁醛的气味。
警示用语:
Danger
危险声明
危险分类
Eye Irrit. 2 - Flam. Liq. 2
储存分类代码
3 - Flammable liquids
WGK
WGK 1
闪点(°F)
-11.2 °F - closed cup
闪点(°C)
-24 °C - closed cup
个人防护装备
Eyeshields, Faceshields, Gloves
法规信息
危险化学品
此项目有
Burdock GA
Encyclopedia of Food and Color Additives, 1, 1462-1463 (1997)
Specific anosmia to isobutyraldehyde: the malty primary odor.
MOORE JE, et al.
Chemical Senses, 2(1), 17-25 (1976)
Wheat flavor components
Mcwilliams M & Mackey AC
Journal of Food Science, 34(6), 493-496 (1969)
Atsushi Sato et al.
Chemical communications (Cambridge, England), (46)(46), 6242-6244 (2008-12-17)
Phenylalanine lithium salt was found to be an effective catalyst for asymmetric Michael addition of isobutyraldehyde with beta-nitroalkenes to give quaternary carbon-containing nitroalkanes.
Bart A Smit et al.
Journal of agricultural and food chemistry, 52(5), 1263-1268 (2004-03-05)
Formation of flavor compounds from branched-chain alpha-keto acids in fermented foods such as cheese is believed to be mainly an enzymatic process, while the conversion of phenyl pyruvic acid, which is derived from phenylalanine, also proceeds chemically. In this research
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