N-(4-Chloro-2-butynyl)phthalimide

Also known as: 2-(4-Chlorobut-2-yn-1-yl)isoindoline-1,3-dione, 1H-Isoindole-1,3(2H)-dione, 2-(4-chloro-2-butyn-1-yl)-, 1-Chloro-4-(N-phthalimido)-2-butyne, 1-chloro-4-phthalimido-2-butyne, 2-(4-chlorobut-2-yn-1-yl)-2,3-dihydro-1H-isoindole-1,3-dione, 2-(4-chlorobut-2-ynyl)isoindoline-1,3-dione, MFCD01318120, N-(4-Chlor-but-2-inyl)-phthalimid, N-(4-chloro-but-2-ynyl)-phthalimide, N-(4-chlorobut-2-ynyl)phthalimide

N-(4-Chloro-2-butynyl)phthalimide (CAS 4819-69-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H8ClNO2 and a molecular weight of 233.65000 g/mol. Key properties include a melting point of 115-116ºC, a boiling point of 389.3ºC at 760mmHg and a density of 1.391g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4819-69-6
Jingsj CID: J-5767-5
Molecular Formula: C₁₂H₈ClNO₂
Molecular Weight: 233.65000 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	115-116ºC
Boiling Point	389.3ºC at 760mmHg
Density	1.391g/cm3
Exact Mass	233.02400
PSA	37.38000
LogP	1.46270
Refractive Index	1.621

Customs & Trade Information

HS Code	2925190090
Summary	2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of N-(4-Chloro-2-butynyl)phthalimide?

The CAS number of N-(4-Chloro-2-butynyl)phthalimide is 4819-69-6.

What are the molecular formula and molecular weight of N-(4-Chloro-2-butynyl)phthalimide?

N-(4-Chloro-2-butynyl)phthalimide has molecular formula C12H8ClNO2 and molecular weight 233.65000 g/mol.

What are the upstream and downstream products of N-(4-Chloro-2-butynyl)phthalimide?

For N-(4-Chloro-2-butynyl)phthalimide, Upstream Products: Potassium phthalimide, 1,4-Dichloro-2-butyne.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N-(4-Chloro-2-butynyl)phthalimide (CAS 4819-69-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5767-5 (accessed 2026-10-29).

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