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5-Decyne - ≥97% , CAS No.1942-46-7
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Room temperature
Shipped In
Normal
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Why this grade
≥97% 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Overview
5-Decyne may be used in the preparation of: · B · -(cis-5-decenyl)-9-BBN (9-BBN= 9-borabicyclo[3,3,1]nonane) · 5-decanone · (Z)-5-ethyl-6-decene · trans-5-decene
Specifications
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
| Canonical Smiles | CCCCC#CCCCC |
|---|---|
| IUPAC Name | dec-5-yne |
| InChIKey | JWBQJUFCNOLNNC-UHFFFAOYSA-N |
| INCHI | 1S/C10H18/c1-3-5-7-9-10-8-6-4-2/h3-8H2,1-2H3 |
| Isomeric SMILES | CCCCC#CCCCC |
| WGK Germany | 3 |
| UN Number | 2920 |
| Packing Group | II |
| Molecular Weight | 138.25 |
| Beilstein | 1(4)1055 |
| Reaxy-Rn | 1697840 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1697840&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 →🔬 Specification Sheet
Full quality attributes and acceptance criteria for this grade.
View spec sheet →Advanced Data
Taxonomic Classification
Taxonomy Tree
- Kingdom Organic compounds
- Superclass Hydrocarbons
- Class Unsaturated hydrocarbons
- Subclass Acetylenes
- Level5 Acyclic acetylenes
- Level6 Alkynes
- Level7 Terminal alkynes
- Level6 Alkynes
- Level5 Acyclic acetylenes
- Subclass Acetylenes
- Class Unsaturated hydrocarbons
- Superclass Hydrocarbons
| Kingdom | Organic compounds |
|---|---|
| Superclass | Hydrocarbons |
| Class | Unsaturated hydrocarbons |
| Subclass | Acetylenes |
| Intermediate Tree Nodes | Acyclic acetylenes - Alkynes |
| Direct Parent | Terminal alkynes |
| Alternative Parents | Unsaturated aliphatic hydrocarbons |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Monosubstituted alkyne - Unsaturated aliphatic hydrocarbon - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as terminal alkynes. These are alkynes featuring a carbon substituent on one acetylenic carbon, and a hydrogen on the other carbon. |
| External Descriptors | Not available |
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.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 J2515459 | Certificate of Analysis | Oct 18, 2025 | D1492309 |
| J2515460 | Certificate of Analysis | Oct 18, 2025 | D1492309 |
| J2515476 | Certificate of Analysis | Oct 18, 2025 | D1492309 |
| J2515478 | Certificate of Analysis | Oct 18, 2025 | D1492309 |
Chemical and Physical Properties
| Solubility | Not miscible in water. |
|---|---|
| Refractive Index | 1.43 |
| Flash Point(°F) | 199.4 °F |
| Flash Point(°C) | 54°C |
| Boil Point(°C) | 177°C |
| Molecular Weight | 138.250 g/mol |
| XLogP3 | 4.500 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 4 |
| Exact Mass | 138.141 Da |
| Monoisotopic Mass | 138.141 Da |
| Topological Polar Surface Area | 0.000 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 98.500 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
Solution Calculators
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