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Merck
CN

76493

Pentacosane

analytical standard

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About This Item

Linear Formula:
CH3(CH2)23CH3
CAS Number:
629-99-2
Molecular Weight:
352.68
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329767139
MDL number:
MFCD00009353
Beilstein/REAXYS Number:
1763638

Key Documents

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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

grade

analytical standard

assay

≥99.5% (GC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

bp

169-170 °C/0.05 mmHg (lit.)

mp

53-56 °C (lit.), 53-56 °C

application(s)

petroleum

format

neat

Quality Level

100

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Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

General description

Pentacosane, an aliphatic hydrocarbon, is found to be a major component of volatile oil of Inula aschersoniana.

Storage Class

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)

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Certificates of Analysis (COA)

Lot/Batch Number
BCCG1493
BCCD2383
BCCD0119
BCBW2387
BCBV3748

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Volatile components of horsetail (Hippuris vulgaris L.) growing in central Italy
K Cianfaglione
Natural product research, 1-5 (2017)
Scott A Harding et al.
Tree physiology, 34(11), 1240-1251 (2013-12-18)
The partitioning of carbon for growth, storage and constitutive chemical defenses is widely framed in terms of a hypothetical sink-source differential that varies with nutrient supply. According to this framework, phenolics accrual is passive and occurs in source leaves when
Christian Zorzetto et al.
Fitoterapia, 100, 95-109 (2014-12-03)
In the present work we carried out a phytochemical and biological investigation on three Hypericum species, i.e. Hypericum reflexum, Hypericum canariense and Hypericum grandifolium, from the Canary Islands where they are traditionally used as diuretic, wound healing, vermifuge, sedative and

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