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Merck

W221902

Sigma-Aldrich

丁醛

≥96.0%

别名:

正丁醛

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About This Item

线性分子式:
CH3CH2CH2CHO
CAS号:
分子量:
72.11
FEMA號碼:
2219
Beilstein:
506061
EC號碼:
歐洲委員會號碼:
91
MDL號碼:
分類程式碼代碼:
12164502
PubChem物質ID:
Flavis號碼:
5.003
NACRES:
NA.21

生物源

synthetic

品質等級

等級

Kosher

法律遵循

FDA 21 CFR 117

蒸汽密度

2.5 (vs air)

蒸汽壓力

90 mmHg ( 20 °C)

化驗

≥96.0%

自燃溫度

390 °F

expl. lim.

12.5 %

折射率

n20/D 1.380 (lit.)

bp

75 °C (lit.)

mp

−96 °C (lit.)

密度

0.8 g/mL at 25 °C (lit.)

應用

flavors and fragrances

文件

see Safety & Documentation for available documents

食物過敏原

no known allergens

感官的

cocoa; green; musty; pungent

儲存溫度

2-8°C

SMILES 字串

[H]C(=O)CCC

InChI

1S/C4H8O/c1-2-3-4-5/h4H,2-3H2,1H3

InChI 密鑰

ZTQSAGDEMFDKMZ-UHFFFAOYSA-N

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生化/生理作用

10ppm 时的味道

其他說明

天然存在:苹果、梨、胡萝卜、白面包、啤酒、熟米饭。

免責聲明

仅供R&D或非EU食品使用不用于零售。

象形圖

FlameExclamation mark

訊號詞

Danger

危險聲明

危險分類

Eye Irrit. 2 - Flam. Liq. 2

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

<50.0 °F - Pensky-Martens closed cup

閃點(°C)

< 10 °C - Pensky-Martens closed cup

個人防護裝備

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


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N Gregory et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 44(8), 1223-1227 (2006-03-17)
Bovine soles and shavings from the heel were used in laboratory tests that examined the softening and swelling effects of rainwater, cow slurry (faeces plus urine), urine, silage effluent, and washings from recently laid concrete. Formalin, glutaraldehyde and butyraldehyde were
Daniel Norberg et al.
Journal of computational chemistry, 29(3), 392-406 (2007-07-04)
The stepwise and concerted pathways for the McLafferty rearrangement of the radical cations of butanal (Bu(+)) and 3-fluorobutanal (3F-Bu(+)) are investigated with density functional theory (DFT) and ab initio methods in conjunction with the 6-311+G(d,p) basis set. A concerted transition
Virender K Rehan et al.
American journal of physiology. Lung cellular and molecular physiology, 301(1), L1-L8 (2011-04-12)
The underlying mechanisms and effector molecules involved in mediating in utero smoke exposure-induced effects on the developing lung are only beginning to be understood. However, the effects of a newly discovered category of smoke, i.e., thirdhand smoke (THS), on the
Soo-Bok Lee et al.
Bioscience, biotechnology, and biochemistry, 68(1), 36-43 (2004-01-28)
Glycosylated ascorbic acids were synthesized by using the transglycosylation activity of Bacillus stearothermophilus maltogenic amylase with maltotriose to show effective antioxidative activity with enhanced oxidative stability. The modified ascorbic acids comprised mono- and di-glycosyl transfer products with an alpha-(1,6)-glycosidic linkage.
Zhifeng Huang et al.
PloS one, 7(5), e36423-e36423 (2012-05-11)
Keratinocyte growth factor 1 (KGF-1) has proven useful in the treatment of pathologies associated with dermal adnexae, liver, lung, and the gastrointestinal tract diseases. However, poor stability and short plasma half-life of the protein have restricted its therapeutic applications. While

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