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2-Hexadecyne

Also known as hexadec-2-yne

CAS 629-75-4Formula C16H30Molar mass 222.42 g/mol
2-Hexadecyne chemical structure, C16H30, CAS 629-75-4
2D chemical structure

Key facts

What buyers check first

CAS number
629-75-4
Formula
C16H30
Molar mass
222.42 g/mol
HS code
290129
Category
Aliphatic and alicyclic building blocks

What is 2-Hexadecyne?

Plain description, key identifiers and synonyms

2-Hexadecyne is a chemical substance with the molecular formula C16H30 and a molar mass of 222.42 g/mol. Its CAS registry number is 629-75-4. The IUPAC name is hexadec-2-yne.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hexadec-2-yne
CAS number
629-75-4 CAS number cross-checked
Molecular formula
C16H30
InChIKey
QYOCOJVJMRFVPG-UHFFFAOYSA-N
InChI
InChI=1S/C16H30/c1-3-5-7-9-11-13-15-16-14-12-10-8-6-4-2/h3,5,7-16H2,1-2H3
SMILES (canonical and isomeric)
CCCCCCCCCCCCCC#CC

Synonyms

  • hexadec-2-yne

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
222.42 g/molcalc.
Exact mass
222.2348 Dacalc.
LogP (octanol/water)
5.71calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
11calc.
Heavy atoms
16calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.88calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

2-Hexadecyne suppliers

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2-Hexadecyne price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 2-Hexadecyne is traded under.

HS 2901.29Indicative HS code

Unsaturated, other

World exports in 2024
$2.65B
−3.2% vs 2023, imports $2.57B
2019 to 2024
Top exporters
  1. United States43.9%
  2. South Africa15.3%
  3. Qatar * partner reported9.0%
Top importers
  1. Singapore10.9%
  2. United States10.1%
  3. South Korea8.7%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 2-Hexadecyne is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Hexadecyne, based on the data on this page

What is 2-Hexadecyne?

2-Hexadecyne is a chemical substance with the molecular formula C16H30 and a molar mass of 222.42 g/mol. Its CAS registry number is 629-75-4. The IUPAC name is hexadec-2-yne.

What is the CAS number of 2-Hexadecyne?

The CAS registry number of 2-Hexadecyne is 629-75-4.

What is the molecular formula and weight of 2-Hexadecyne?

The molecular formula of 2-Hexadecyne is C16H30 and its molar mass is 222.42 g/mol.

What is 2-Hexadecyne used for?

Known uses and roles of 2-Hexadecyne include building blocks in research and laboratory.

Is 2-Hexadecyne hazardous?

No GHS hazard classification for 2-Hexadecyne is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of 2-Hexadecyne?

2-Hexadecyne is usually classified under HS code 290129 (Unsaturated, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Hexadecyne?

Post a free request on CompoundList and suppliers of 2-Hexadecyne will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Hexadecyne?

Suppliers quote 2-Hexadecyne on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 2-Hexadecyne

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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