Heneicosane - ≥99%(GC) , CAS No.629-94-7

CAS: 629-94-7 Cat. No.: H108917 Formula: C21H44 Molecular Weight: 296.57 Beilstein Registry Number: 1748500 EC Number: 211-118-9
AVAILABLE TO ORDER
GRADE & PURITY ≥99%(GC)
Synonyms
HENEICOSANE | n-Heneicosane
Storage
Room temperature
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
1g
H108917-1g
9 In stock
—
$24.90
5g
H108917-5g
In stock ≥10
—
$117.90
25g
H108917-25g
3 In stock
—
$439.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

≥99%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

It 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 Eng.

Specifications

Synonyms
HENEICOSANE | n-Heneicosane
Specifications & Purity
≥99%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥99%(GC)
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488181658
Canonical Smiles
CCCCCCCCCCCCCCCCCCCCC
IUPAC Name
henicosane
InChIKey
FNAZRRHPUDJQCJ-UHFFFAOYSA-N
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
Isomeric SMILES
CCCCCCCCCCCCCCCCCCCCC
WGK Germany
3
Molecular Weight
296.57
Beilstein
1748500
Reaxy-Rn
1748500
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1748500&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassHydrocarbons
ClassSaturated hydrocarbons
SubclassAlkanes
Intermediate Tree Nodes Not available
Direct ParentAlkanes
Alternative Parents Not available
Molecular FrameworkAliphatic acyclic compounds
Substituents Acyclic alkane - Alkane - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alkanes. These are acyclic branched or unbranched hydrocarbons having the general formula CnH2n+2 , and therefore consisting entirely of hydrogen atoms and saturated carbon atoms.
External Descriptors an alkane
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

12 results found

Lot NumberCertificate TypeDateItem
A2309484Certificate of AnalysisSep 22, 2026 H108917
A2309445Certificate of AnalysisSep 22, 2026 H108917
L22071012Certificate of AnalysisSep 07, 2026 H108917
L22071014Certificate of AnalysisSep 07, 2026 H108917
L22071053Certificate of AnalysisSep 07, 2026 H108917
I2128217Certificate of AnalysisJul 10, 2025 H108917
I2128229Certificate of AnalysisJul 10, 2025 H108917
C2113047Certificate of AnalysisDec 05, 2024 H108917
C2113048Certificate of AnalysisDec 05, 2024 H108917
E2413275Certificate of AnalysisMar 30, 2024 H108917
H1920037Certificate of AnalysisJun 06, 2023 H108917
L22071013Certificate of AnalysisSep 17, 2022 H108917
Chemical and Physical Properties
SolubilitySolubility in water: insoluble Solubility in other solvents: slightly soluble in ethanol, soluble in petroleum ether;Solubility in Toluene almost transparency
Flash Point(°F)113 °C
Flash Point(°C)113°C
Boil Point(°C)100°C
Melt Point(°C)39-41°C
Molecular Weight296.600 g/mol
XLogP311.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count18
Exact Mass296.344 Da
Monoisotopic Mass296.344 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count21
Formal Charge0
Complexity143.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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