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3,4-己二酮

3,4-己二酮用途

【用途一】
GB 2760--1996规定为允许使用的食品用香料。

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3,4-己二酮名称

[ CAS 号 ]:
4437-51-8

[ 中文名 ]:
3,4-己二酮

[ 英文名 ]:
3,4-Hexanedione

[中文别名 ]:

[英文别名 ]:

Dipropionyl
hexane-3,4-dione
MFCD00010237
3,4-Hexanedione
EINECS 224-651-7

3,4-己二酮物理化学性质

[ 密度 ]:
0.9±0.1 g/cm3

[ 沸点 ]:
130.0±0.0 °C at 760 mmHg

[ 熔点 ]:
-10 °C

[ 分子式 ]:
C₆H₁₀O₂

[ 分子量 ]:
114.142

[ 闪点 ]:
31.1±0.0 °C

[ 精确质量 ]:
114.068077

[ PSA ]:
34.14000

[ LogP ]:
-0.27

[ 外观性状 ]:
透明黄色液体

[ 蒸汽压 ]:
9.9±0.2 mmHg at 25°C

[ 折射率 ]:
1.406

[ 储存条件 ]:
Freezer

[ 水溶解性 ]:
127 g/L (20 ºC)

3,4-己二酮MSDS

3,4-己二酮安全信息

[ 符号 ]:

GHS02

[ 信号词 ]:
Warning

[ 危害声明 ]:
H226

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
Xn:Harmful;

[ 风险声明 (欧洲) ]:
R10;R20;R36/38

[ 安全声明 (欧洲) ]:
S23-S24/25-S37/39-S26-S16

[ 危险品运输编码 ]:
UN 1224 3/PG 3

[ WGK德国 ]:
1

[ 包装等级 ]:
III

[ 危险类别 ]:
3

[ 海关编码 ]:
2914501900

3,4-己二酮合成路线

3,4-己二酮上下游产品

3,4-己二酮上游产品

3,4-己二酮下游产品

3,4-己二酮制备

由丙酸乙酯在金属钠存在下缩合后，所得甘油-丙酸酯在乙酸铜或氯化铁存在下氧化而得。

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3,4-己二酮海关

[ 海关编码 ]: 2914190090

[ 中文概述 ]:
2914190090 其他不含其他含氧基的无环酮。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 丙酮报明包装

[ Summary ]:
2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

3,4-己二酮文献

Inhibition of the reconstituted mitochondrial oxoglutarate carrier by arginine-specific reagents.

Arch. Biochem. Biophys. 331(1) , 48-54, (1996)

The effect of arginine-specific reagents on the function of the purified and reconstituted oxoglutarate carrier protein of the inner mitochondrial membrane has been investigated. The alpha-dicarbonyl ...

Requirements for mammalian carboxylesterase inhibition by substituted ethane-1,2-diones.

Bioorg. Med. Chem. 19 , 4635-43, (2011)

Carboxylesterases (CE) are ubiquitous enzymes found in both human and animal tissues and are responsible for the metabolism of xenobiotics. This includes numerous natural products, as well as a many c...

Evaluation of the hypersensitivity potential of alternative butter flavorings.

Food Chem. Toxicol. 62 , 373-81, (2013)

Concern has been raised over the association of diacetyl with lung disease clinically resembling bronchiolitis obliterans in food manufacturing workers. This has resulted in the need for identificatio...

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