N-(2-Butynyl)phthalimide

N-(2-丁炔基)邻苯二甲酰亚胺

Also known as: 1-PHTHALIMIDO-2-BUTYNE, 1H-Isoindole-1,3(2H)-dione, 2-(2-butyn-1-yl)-, 2-(But-2-yn-1-yl)isoindoline-1,3-dione, 2-but-2-ynylisoindole-1,3-dione, 4-PHTHALIMIDO-2-BUTYNE, 4-Phthalimido-2-butyne

N-(2-Butynyl)phthalimide (CAS 113439-83-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H9NO2 and a molecular weight of 199.20500 g/mol. It is also known as 1-PHTHALIMIDO-2-BUTYNE, 1H-Isoindole-1,3(2H)-dione, 2-(2-butyn-1-yl)- and 2-(But-2-yn-1-yl)isoindoline-1,3-dione. Key properties include a melting point of 217-218ºC, a boiling point of 334.5±25.0 °C(Predicted) and a density of 1.273±0.06 g/cm3(Predicted). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
113439-83-1
Jingsj CID
J-43274-0
Molecular Formula
C12H9NO2
Chinese Name
N-(2-丁炔基)邻苯二甲酰亚胺
Molecular Weight
199.20500 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point217-218ºC
Boiling Point334.5±25.0 °C(Predicted)
Density1.273±0.06 g/cm3(Predicted)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of N-(2-Butynyl)phthalimide?

The CAS number of N-(2-Butynyl)phthalimide is 113439-83-1.

What are the molecular formula and molecular weight of N-(2-Butynyl)phthalimide?

N-(2-Butynyl)phthalimide has molecular formula C12H9NO2 and molecular weight 199.20500 g/mol.

Is N-(2-Butynyl)phthalimide hazardous?

N-(2-Butynyl)phthalimide has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "N-(2-Butynyl)phthalimide (CAS 113439-83-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43274-0 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.