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Merck
CN

W222003

异丁醛

≥98%, FG

别名:

2-甲基丙醛, 异丁醛

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线性分子式:
(CH3)2CHCHO
化学文摘社编号:
分子量:
72.11
FEMA Number:
2220
Council of Europe no.:
92
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
5.004
EC Number:
201-149-6
NACRES:
NA.21
MDL number:
Beilstein/REAXYS Number:
605330
Organoleptic:
fresh; green; floral
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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产品名称

异丁醛, ≥98%, FG

SMILES string

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

InChI

1S/C4H8O/c1-4(2)3-5/h3-4H,1-2H3

InChI key

AMIMRNSIRUDHCM-UHFFFAOYSA-N

biological source

synthetic

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 117
FDA 21 CFR 172.515

vapor density

2.5 (vs air)

vapor pressure

66 mmHg ( 4.4 °C)

assay

≥98%

autoignition temp.

384 °F

expl. lim.

10 %, 25 °F
2 %, 32 °F

refractive index

n20/D 1.374 (lit.)

bp

63 °C (lit.)

mp

−65 °C (lit.)

solubility

60 g/L at 25 °C

density

0.79 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

fresh; green; floral

storage temp.

2-8°C

Quality Level

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General description

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。

pictograms

FlameExclamation mark

signalword

Danger

hcodes

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

存储类别

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-11.2 °F - closed cup

flash_point_c

-24 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves

法规信息

危险化学品
此项目有

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

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.
Henrietta A Headlam et al.
Free radical biology & medicine, 36(9), 1175-1184 (2004-04-15)
Exposure of proteins to radicals in the presence of O2 gives both side-chain oxidation and backbone fragmentation. These processes can be interrelated, with initial side-chain oxidation giving rise to backbone damage via transfer reactions. We have shown previously that alkoxyl

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