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Propynyllithium

Also known as: 1-Propynyllithium, Prop-1-ynyllithium, 1-Lithio-1-propyne, 1-lithiopropyne, 1-propyn-1-yl-lithium, Lithium methylacetylide, Propynyl lithium, EINECS 224-862-4

Propynyllithium (CAS 4529-04-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3H3Li and a molecular weight of 45.99690 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4529-04-8
Jingsj CID
J-1018921-2
Molecular Formula
C3H3Li
Molecular Weight
45.99690 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Exact Mass46.03950
LogP0.51650

Frequently Asked Questions

What is the CAS number of Propynyllithium?

The CAS number of Propynyllithium is 4529-04-8.

What are the molecular formula and molecular weight of Propynyllithium?

Propynyllithium has molecular formula C3H3Li and molecular weight 45.99690 g/mol.

What are the upstream and downstream products of Propynyllithium?

For Propynyllithium, Upstream Products: n-Butyllithium, Propyne, Methyllithium; Downstream Products: Ethyl 2-butynoate, Triisopropyl(1-propyn-1-yl)silane, 1-(Trimethylsilyl)-1-propyne.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Propynyllithium (CAS 4529-04-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1018921-2 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.