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Merck
CN

W292303

丙醛

≥97%, FG

别名:

丙醛, 正丙醛

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关于此项目

线性分子式:
CH3CH2CHO
化学文摘社编号:
分子量:
58.08
FEMA Number:
2923
Council of Europe no.:
90
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
5.002
EC Number:
204-623-0
NACRES:
NA.21
MDL number:
Beilstein/REAXYS Number:
506010
Organoleptic:
chocolate; cocoa; nutty; whiskey; wine-like
Grade:
FG, Fragrance grade, Halal, Kosher
Biological source:
synthetic
Agency:
follows IFRA guidelines, meets purity specifications of JECFA
Food allergen:
no known allergens
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biological source

synthetic

Quality Level

grade

FG, Fragrance grade, Halal, Kosher

agency

follows IFRA guidelines, meets purity specifications of JECFA

reg. compliance

EU Regulation 1223/2009, EU Regulation 1334/2008 & 178/2002, FDA 21 CFR 172.515

vapor density

2 (vs air)

vapor pressure

18.77 psi ( 55 °C), 4.89 psi ( 20 °C)

assay

≥97%

form

liquid

autoignition temp.

404 °F

expl. lim.

17 %, 26 °F, 2.6 %, 31 °F

refractive index

n20/D 1.362 (lit.)

bp

46-50 °C (lit.)

mp

−81 °C (lit.)

density

0.805 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

chocolate; cocoa; nutty; whiskey; wine-like

storage temp.

2-8°C

SMILES string

[H]C(=O)CC

InChI

1S/C3H6O/c1-2-3-4/h3H,2H2,1H3

InChI key

NBBJYMSMWIIQGU-UHFFFAOYSA-N

General description

丙醛是澳洲青苹果、洋葱和生姜的主要挥发性成分。
天然存在于: 苹果,香蕉,蓝纹奶酪,花椰菜,熟猪肉,葡萄白兰地,薯片,清酒,茶,威士忌和葡萄酒。

Biochem/physiol Actions

5-10ppm 时的味道


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signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

存储类别

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-22.0 °F - closed cup

flash_point_c

-30 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves

法规信息

危险化学品

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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Volatile Phoducts of Apples III. Identification of Aldehydes and Ketones.
Huelin FE
Australian Journal of Biological Sciences, 5(3), 328-334 (1952)
Lian Hua Luo et al.
Applied microbiology and biotechnology, 89(3), 697-703 (2010-10-05)
Although the de novo biosynthetic mechanism of 3-hydroxypropionic acid (3-HP) in glycerol-fermenting microorganisms is still unclear, the propanediol utilization protein (PduP) of Lactobacillus species has been suggested to be a key enzyme in this regard. To verify this hypothesis, a
Lian Hua Luo et al.
Bioresource technology, 103(1), 1-6 (2011-10-25)
The pduP gene encodes a propionaldehyde dehydrogenase (PduP) was investigated for the role in 3-hydroxypropionic acid (3-HP) glycerol metabolism in Klebsiella pneumoniae. The enzyme assay showed that cell extracts from a pduP mutant strain lacked measurable dehydrogenase activity. Additionally, the



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