MilliporeSigma
All Photos(1)

286052

Sigma-Aldrich

Heneicosane

98%

Linear Formula:
CH3(CH2)19CH3
CAS Number:
Molecular Weight:
296.57
Beilstein:
1748500
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

10.3 (vs air)

Quality Level

vapor pressure

<1 mmHg ( 20 °C)

Assay

98%

form

solid

bp

100 °C/2 mmHg (lit.)
356.1 °C/760 mmHg

mp

39-41 °C (lit.)

SMILES string

CCCCCCCCCCCCCCCCCCCCC

InChI

1S/C21H44/c1-3-5-7-9-11-13-15-17-19-21-20-18-16-14-12-10-8-6-4-2/h3-21H2,1-2H3

InChI key

FNAZRRHPUDJQCJ-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
51523241687250554
Heneicosane 98%

Sigma-Aldrich

286052

Heneicosane

Heneicosane analytical standard

Supelco

51523

Heneicosane

Hexacosane 99%

Sigma-Aldrich

241687

Hexacosane

form

solid

form

-

form

solid

form

solid

bp

100 °C/2 mmHg (lit.), 356.1 °C/760 mmHg

bp

100 °C/2 mmHg (lit.), 356.1 °C/760 mmHg

bp

-

bp

-

mp

39-41 °C (lit.)

mp

39-41 °C (lit.), 39-42 °C

mp

55-58 °C (lit.)

mp

94-96 °C (lit.)

vapor density

10.3 (vs air)

vapor density

10.3 (vs air)

vapor density

-

vapor density

-

vapor pressure

<1 mmHg ( 20 °C)

vapor pressure

<1 mmHg ( 20 °C)

vapor pressure

-

vapor pressure

-

General description

Heneicosane is one of the important components of Carthamus tinctorius flowers essential oil, essential oil from Tragopogon graminifolius DC and essential oils from the bud of Citrus aurantium L. var. amara Engl.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (Example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 8

1 of 8

Octacosane 99%

Sigma-Aldrich

O504

Octacosane

Hexacosane 99%

Sigma-Aldrich

241687

Hexacosane

Heptacosane analytical standard

Supelco

51559

Heptacosane

Tetracontane &#8805;95.0% (GC)

Sigma-Aldrich

87087

Tetracontane

Octadecane 99%

Sigma-Aldrich

O652

Octadecane

Docosane analytical standard

Supelco

43942

Docosane

n-Eicosane for synthesis

Sigma-Aldrich

8.20547

n-Eicosane

(Z)-9-Tricosene 97%

Sigma-Aldrich

859885

(Z)-9-Tricosene

Jinous Asgarpanah et al.
Chinese journal of integrative medicine, 19(2), 153-159 (2013-02-02)
Carthamus tinctorius L. is commonly known as Safflower. C. tinctorius extracts and oil are important in drug development with numerous pharmacological activities in the world. This plant is cultivated mainly for its seed, which is used as edible oil. For
Ming-Hua Jiang et al.
Journal of food science, 76(9), C1219-C1225 (2012-03-16)
A comparative study of steam distillation extraction (SDE), reflux extraction (RE), and ultrasound-assisted extraction (USE) was conducted for the extraction of essential oils from the bud of Citrus aurantium L. var. amara Engl. Each method was evaluated in terms of
Mohammad Hosein Farzaei et al.
Natural product communications, 9(1), 121-124 (2014-03-26)
Tragopogon graminifolius DC., family Compositae, is widely consumed as a green vegetable in the west of Iran and for the treatment of gastrointestinal and hepatic ailments. In this study, the chemical composition of the essential oil from T. graminifolius aerial
Gazendra Shakya et al.
Science advances, 6(14), eaaz7188-eaaz7188 (2020-04-15)
Liquid emulsion droplet evaporation is of importance for various sensing and imaging applications. The liquid-to-gas phase transformation is typically triggered thermally or acoustically by low-boiling point liquids, or by inclusion of solid structures that pin the vapor/liquid contact line to
Luana Quassinti et al.
Fitoterapia, 97, 133-141 (2014-06-14)
Smyrnium olusatrum (Apiaceae), well known as wild celery, is a biennal celery-scented plant used for many centuries as a vegetable, then abandoned after the introduction of celery. In the present work, the essential oil obtained from inflorescences and the amounts

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service