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文件

286931

二十五烷

Name: 二十五烷
Brand: ALDRICH

99%

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别名:

n-Pentacosane

线性分子式:

CH₃(CH₂)₂₃CH₃

CAS号:

629-99-2

分子量:

352.68

Beilstein:

1763638

MDL编号:

MFCD00009353

PubChem化学物质编号:

24857256

NACRES:

NA.22

检测方案

99%

形式

solid

bp

169-170 °C/0.05 mmHg (lit.)

mp

53-56 °C (lit.)

SMILES string

CCCCCCCCCCCCCCCCCCCCCCCCC

InChI

1S/C25H52/c1-3-5-7-9-11-13-15-17-19-21-23-25-24-22-20-18-16-14-12-10-8-6-4-2/h3-25H2,1-2H3

InChI key

YKNWIILGEFFOPE-UHFFFAOYSA-N

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一般描述

Pentacosane is one of the major components of the essential oils obtained from the leaves of Malus domestica tree, dried flower of Malva sylvestris L and Aerva javanica (Burm.f.) Juss. ex Schult. Seed.

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

248.0 °F - closed cup

闪点(°C)

120 °C - closed cup

个人防护装备

Eyeshields, Gloves, type N95 (US)

分析证书(COA)

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示例

T1503

货号

25G

包装规格/数量

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705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

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Characterization of aroma-active compounds in dry flower of Malva sylvestris L. by GC-MS-O analysis and OAV calculations.

Atsushi Usami et al.

Journal of oleo science, 62(8), 563-570 (2013-08-30)

In this study, the aroma-active compounds in the dried flower of Malva sylvestris L. were extracted by hydrodistillation and analyzed by gas chromatography-mass spectrometry (GC-MS), and gas chromatography-olfactometry (GC-O) and aroma extraction dilution analysis (AEDA). A light yellow oil with

Comparison of chemical composition of Aerva javanica seed essential oils obtained by different extraction methods.

Muhammad Qasim Samejo et al.

Pakistan journal of pharmaceutical sciences, 26(4), 757-760 (2013-07-03)

Aerva javanica (Burm.f.) Juss. ex Schult. seed essential oils were obtained by hydrodistillation (HD) and dry steam distillation (SD) extracting methods and analyzed by using gas chromatography-mass spectrometry(GC-MS). Twenty and eighteen components representing 90.5% and 95.6% of the seed essential

The Flower Essential Oil of Dalea mutisii Kunth (Fabaceae) from Ecuador: Chemical, Enantioselective, and Olfactometric Analyses.

Gianluca Gilardoni et al.

Plants (Basel, Switzerland), 9(10) (2020-10-25)

An essential oil was distilled with 0.25% yield from fresh flowers of Dalea mutisii Kunth, a native species mainly growing in the Andean region of Ecuador. A total of 50 compounds were identified, and most of them were quantified. The

Chemical Composition and In Vitro Cytotoxic Activity of Essential Oil of Leaves of Malus domestica Growing in Western Himalaya (India).

Mayanka Walia et al.

Evidence-based complementary and alternative medicine : eCAM, 2012, 649727-649727 (2012-05-24)

Light pale-colored volatile oil was obtained from fresh leaves of Malus domestica tree, growing in Dhauladhar range of Himalaya (Himachal Pradesh, India), with characteristic eucalyptol dominant fragrance. The oil was found to be a complex mixture of mono-, sesqui-, di-terpenes

Identification of Aroma-active Compounds in Essential Oil from Uncaria Hook by Gas Chromatography- Mass Spectrometry and Gas Chromatography-Olfactometry.

Megumi Iwasa et al.

Journal of oleo science, 64(8), 825-833 (2015-07-17)

The chemical composition of essential oil extracted from Uncaria Hook ("Chotoko" in Japanese), the branch with curved hook of the herbal medicine Uncaria rhynchophylla has been investigated by GC and GC-MS analyses. Eighty-four compounds, representing 90.8% of the total content

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