登录 查看组织和合同定价。
选择尺寸
关于此项目
线性分子式:
CH3COCH(OH)CH3
化学文摘社编号:
分子量:
88.11
FEMA Number:
2008
Council of Europe no.:
749
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
7.051
EC Number:
208-174-1
NACRES:
NA.21
MDL number:
Beilstein/REAXYS Number:
385636
Organoleptic:
butter; creamy; cheesy
Grade:
FG, Fragrance grade, Halal, Kosher
Biological source:
synthetic
Agency:
follows IFRA guidelines
Food allergen:
no known allergens
SMILES string
CC(O)C(C)=O
InChI
1S/C4H8O2/c1-3(5)4(2)6/h3,5H,1-2H3
InChI key
ROWKJAVDOGWPAT-UHFFFAOYSA-N
biological source
synthetic
grade
FG, Fragrance grade, Halal, Kosher
agency
follows IFRA guidelines
reg. compliance
EU Regulation 1223/2009, EU Regulation 1334/2008 & 178/2002, FDA 21 CFR 117, FDA 21 CFR 182.60
assay
≥95%
refractive index
n20/D 1.417 (lit.)
bp
148 °C (lit.)
mp
90 °C (dimer) (lit.)
solubility
acetone: soluble(lit.), water: soluble(lit.)
density
1.013 g/mL at 25 °C (lit.)
application(s)
flavors and fragrances
documentation
see Safety & Documentation for available documents
food allergen
no known allergens
fragrance allergen
no known allergens
organoleptic
butter; creamy; cheesy
storage temp.
2-8°C
正在寻找类似产品? 访问 产品对比指南
General description
乙偶姻是一种丙烯酸衍生物。在光线和水分存在的情况下,它会转化成白色固体二聚体。由双乙酰还原形成。它是由乙醛合成的。
乙偶姻是一种挥发性化合物,广泛用于食品、香烟、化妆品、洗涤剂、化学合成、植物生长促进剂和生物防治。乙偶姻是在葡萄糖和其他可发酵碳源上生长的枯草芽孢杆菌的主要胞外产物。它有助于与酒精饮料相关的香气和味道。报道了利用酿酒酵母发酵生产乙偶姻。乙偶姻是天然存在于奶油食品,如啤酒,黄油和奶酪。已报告了双乙酰和乙偶姻的测定,以评价爆米花加工机构的工作场所接触度。
Application
- 考氏科萨克氏菌Cp1 产生的挥发性有机化合物在竞争性定殖相互作用中对果胶杆菌SM2的作用。: 本研究考察了考氏科萨克氏菌(Kosakonia cowanii )Cp1产生的挥发性有机化合物(包括乙偶姻)在抑制果胶杆菌(Pectobacterium aroidearum)SM2中的作用,重点介绍了乙偶姻在生物防治应用中的潜力(Mena Navarro et al., 2024)。
- 果蝇授粉的欺骗性捕虫花马兜铃(马兜铃科)引起的酵母发酵的化学模拟: 该研究探讨了马兜铃如何模拟酵母发酵(包括生产乙偶姻),来吸引果蝇传粉者,强调乙酰丙酮在植物传粉者相互作用中的作用 (Rupp et al., 2024)。
- 采用感官组学方法研究了不同高粱类型对四川小曲白酒关键香气成分的影响。: 本研究考察了不同高粱类型如何影响四川小曲白酒中的关键香气化合物(包括乙偶姻),证明了乙偶姻子在食品和饮料风味特征中的重要性(Ma et al., 2024)。
- 酚类-芬顿耦合氧化还原循环系统对四甲基吡嗪形成的调控。: 该研究深入考察了在四甲基吡嗪形成过程中受到乙偶姻调控的生化途径,提供了有关其在风味化合物生物合成中作用的见解(Xu et al., 2024)。
- 用于甲醛与乙偶姻体外固定的合成酶级联反应设计: 本论文介绍了一种将甲醛转化为乙偶姻的合成酶级联的开发,展示了其在甲醛解毒生物技术应用中的潜力(Cui et al., 2024)。
Legal Information
购买本材料前可能需要其他信息
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Flam. Sol. 2 - Skin Irrit. 2
存储类别
4.1B - Flammable solid hazardous materials
wgk
WGK 1
ppe
Eyeshields, Gloves, type P3 (EN 143) respirator cartridges
法规信息
危险化学品
此项目有
Xian Zhang et al.
Metabolic engineering, 23, 34-41 (2014-02-15)
Bacillus subtilis produces acetoin as a major extracellular product. However, the by-products of 2,3-butanediol, lactic acid and ethanol were accompanied in the NADH-dependent pathways. In this work, metabolic engineering strategies were proposed to redistribute the carbon flux to acetoin by
Origin and Production of Acetoin during Wine Yeast Fermentation.
P Romano et al.
Applied and environmental microbiology, 62(2), 309-315 (1996-02-01)
Stephanie M Pendergrass
Environmental science & technology, 38(3), 858-861 (2004-02-19)
Separate sampling and analytical methods for the determination of diacetyl and acetoin have been developed to assess workplace exposures at a popcorn processing facility have been described. Diacetyl (NMAM 2557) is efficiently recovered from an Anasorb CMS sampler tube when
Zijun Xiao et al.
Biotechnology advances, 32(2), 492-503 (2014-01-15)
Acetoin is a volatile compound widely used in foods, cigarettes, cosmetics, detergents, chemical synthesis, plant growth promoters and biological pest controls. It works largely as flavour and fragrance. Since some bacteria were found to be capable of vigorous acetoin biosynthesis
2, 3-Butanediol and Acetoin Production from Enzymatic Hydrolysate of Ionic Liquid-pretreated Cellulose by Paenibacillus polymyxa.
Jiang L-Q, et al.
BioResources, 10(1), 1318-1329 (2015)
我们的科学家团队拥有各种研究领域经验,包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
联系客户支持
