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3-甲基-1,2-环戊二酮

3-甲基-1,2-环戊二酮用途

【用途一】
我国GB2760-86规定为允许使用的食用香料。主要用以配制槭、熏烟、奶油硬糖、和杏子等型香精。

3-甲基-1,2-环戊二酮名称

[ CAS 号 ]:
765-70-8

[ 中文名 ]:
3-甲基环戊烷-1,2-二酮

[ 英文名 ]:
Maple lactone

[中文别名 ]:

[英文别名 ]:

EINECS 212-154-8
1,2-Cyclopentanedione, 3-methyl-
L5VVTJ C1
MFCD00001417
3-Methyl-1,2-cyclopentanedione
3-methylcyclopentane-1,2-dione
Maple lactone

3-甲基-1,2-环戊二酮物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
178.7±9.0 °C at 760 mmHg

[ 熔点 ]:
104-108 °C(lit.)

[ 分子式 ]:
C₆H₈O₂

[ 分子量 ]:
112.127

[ 闪点 ]:
59.3±4.4 °C

[ 精确质量 ]:
112.052429

[ PSA ]:
34.14000

[ LogP ]:
0.04

[ 外观性状 ]:
白色至黄色晶体

[ 蒸汽压 ]:
1.0±0.3 mmHg at 25°C

[ 折射率 ]:
1.463

[ 储存条件 ]:
室温，密封

[ 水溶解性 ]:
soluble

3-甲基-1,2-环戊二酮MSDS

3-甲基-1,2-环戊二酮安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 危害码 (欧洲) ]:
Xi

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S22-S24/25-S36/37-S26

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ 海关编码 ]:
29142900

3-甲基-1,2-环戊二酮合成路线

3-甲基-1,2-环戊二酮上下游产品

3-甲基-1,2-环戊二酮上游产品

3-甲基-1,2-环戊二酮下游产品

3-甲基-1,2-环戊二酮海关

[ 海关编码 ]: 2914299000

[ 中文概述 ]:
2914299000. 其他不含其他含氧基的环烷酮、环烯酮或环萜烯酮. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 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 ]:
2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

3-甲基-1,2-环戊二酮文献

Identification and characterization of novel benzil (diphenylethane-1,2-dione) analogues as inhibitors of mammalian carboxylesterases.

J. Med. Chem. 48 , 2906-15, (2005)

Carboxylesterases (CE) are ubiquitous enzymes responsible for the metabolism of xenobiotics. Because the structural and amino acid homology among esterases of different classes, the identification of ...

A chemometric approach toward the detection and quantification of coffee adulteration by solid-phase microextraction using polymeric ionic liquid sorbent coatings

J. Chromatogr. A. 1346 , 1-7, (2014)

• Chemical profiling of Coffea arabica by polymeric ionic liquid SPME is described. • Partial least squares regression correlated the aroma fingerprint to adulteration. • Compounds that contributed to...

The potential value of natural antioxidative treatment in glaucoma.

Surv. Ophthalmol. 53(5) , 479-505, (2008)

Glaucomatous optic neuropathy implies loss of retinal ganglion cells, including their axons, and a major tissue remodeling, especially in the optic nerve head. Although increased intraocular pressure ...

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