286931
二十五烷
99%
别名:
n-Pentacosane
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关于此项目
线性分子式:
CH3(CH2)23CH3
化学文摘社编号:
分子量:
352.68
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
1763638
产品名称
二十五烷, 99%
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
SMILES string
CCCCCCCCCCCCCCCCCCCCCCCCC
InChI key
YKNWIILGEFFOPE-UHFFFAOYSA-N
assay
99%
form
solid
bp
169-170 °C/0.05 mmHg (lit.)
mp
53-56 °C (lit.)
Quality Level
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General description
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.
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
248.0 °F - closed cup
flash_point_c
120 °C - closed cup
ppe
Eyeshields, Gloves, type N95 (US)
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
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
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
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
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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