Heneicosane - analytical standard, ≥99.5%(GC) , CAS No.629-94-7

CAS: 629-94-7 Cat. No.: H108916 Formula: C21H44 Molecular Weight: 296.57 Beilstein Registry Number: 1748500 EC Number: 211-118-9
AVAILABLE TO ORDER
GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. ≥99.5%(GC)
Synonyms
HY-W089845 | n-Heneicosane | Henicosane | H0367 | I93S5U5DMP | CHEBI:32931 | UNII-I93S5U5DMP | Heneicosane, analytical standard | Q150955 | DTXSID9047097 | (S)-(-)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl (R)-H8-BINAP | DT
Storage
Room temperature,Desiccated
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
1g
H108916-1g
5 In stock
—
$46.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

analytical standard, ≥99.5%(GC) Analytical standard for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated 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.

Specifications

Synonyms
HY-W089845 | n-Heneicosane | Henicosane | H0367 | I93S5U5DMP | CHEBI:32931 | UNII-I93S5U5DMP | Heneicosane, analytical standard | Q150955 | DTXSID9047097 | (S)-(-)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl (R)-H8-BINAP | DT
Specifications & Purity
analytical standard, ≥99.5%(GC)
Storage
Room temperature,Desiccated
Shipped In
Normal
Grade
Analytical standard
Purity
≥99.5%(GC)
Names and Identifiers
Pubchem Sid508812080
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/508812080
Canonical SmilesCCCCCCCCCCCCCCCCCCCCC
IUPAC Namehenicosane
InChIKeyFNAZRRHPUDJQCJ-UHFFFAOYSA-N
INCHI1S/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.

2 results found

Lot NumberCertificate TypeDateItem
H2628070Certificate of AnalysisSep 02, 2026 H108916
I2212023Certificate of AnalysisJun 12, 2024 H108916
Chemical and Physical Properties
SolubilitySoluble in Benzene
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

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.