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Merck

146455

Sigma-Aldrich

异戊醛

97%

别名:

3-甲基丁醛, 神经干细胞 404119

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About This Item

线性分子式:
(CH3)2CHCH2CHO
CAS号:
分子量:
86.13
Beilstein:
773692
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

蒸汽密度

2.96 (vs air)

品質等級

蒸汽壓力

30 mmHg ( 20 °C)

化驗

97%

形狀

liquid

自燃溫度

464 °F

折射率

n20/D 1.388 (lit.)

bp

90 °C (lit.)

溶解度

alcohol: miscible
diethyl ether: miscible
water: slightly soluble

密度

0.803 g/mL at 25 °C (lit.)

官能基

aldehyde

感官的

pungent

儲存溫度

2-8°C

SMILES 字串

[H]C(=O)CC(C)C

InChI

1S/C5H10O/c1-5(2)3-4-6/h4-5H,3H2,1-2H3

InChI 密鑰

YGHRJJRRZDOVPD-UHFFFAOYSA-N

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一般說明

异戊醛是一种短链醛,可通过异戊醇的氧化生成。

异戊醛是一种引诱剂,研究人员通过结合技术得到研究了它与真菌棕榈疫霉的游动孢子 的相互作用

應用

以异戊醛为标准品,采用顶空固相微萃取-气相色谱法,通过火焰离子化检测和多变量分析,评价橄榄油的质量 。以 5~8 个碳原子为内标,测定了葡萄酒中的芳香羰基化合物

訊號詞

Danger

危險分類

Aquatic Chronic 2 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

32.9 °F - closed cup

閃點(°C)

0.5 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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J N Cameron et al.
Journal of cell science, 49, 273-281 (1981-06-01)
The interaction of isovaleraldehyde, an attractant, with zoospores of the fungus Phytophthora palmivora was investigated by using binding techniques. The amount of isovaleraldehyde bound diminished with time, an effect that may be related to sensory adaptation. In addition to non-specific
Analysis for wine C5-C8 aldehydes through the determination of their O-(2, 3, 4, 5, 6-pentafluorobenzyl) oximes formed directly in the solid phase extraction cartridge.
Cullere L, et al.
Analytica Chimica Acta, 524(1), 201-206 (2004)
B A Smit et al.
Applied microbiology and biotechnology, 64(3), 396-402 (2003-11-19)
Various microorganisms, belonging to the genera Lactococcus, Lactobacillus, Streptococcus, Leuconostoc, Bifidobacterium, Propionibacterium, Brevibacterium, Corynebacterium and Arthrobacter, used in dairy fermentations such as cheese making, were analysed for their potential to convert leucine into flavour components, most notably 3-methylbutanal. A large
Benoit Berlioz et al.
Journal of agricultural and food chemistry, 54(26), 10092-10101 (2006-12-21)
Headspace solid-phase microextraction (HS-SPME) -gas chromatography using flame ionization detection and multivariate analysis were applied to the study of the specificity of protected designation of origin (PDO) virgin olive oils produced in a southern French region (Alpes-Maritimes) based on their
P Perpète et al.
Journal of agricultural and food chemistry, 48(6), 2384-2386 (2000-07-11)
A medium containing labeled leucine-d(10) has been used to show that Saccharomyces cerevisiae was able to produce deuterated 3-methylbutanal in a cold contact fermentation. Whereas residual unreduced Strecker aldehydes bound to polyphenols were considered until now as the main defect

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