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N-Vinylphthalimide

Also known as: 2-ethenyl-1H-isoindole-1,3(2H)-dione, 2-ethenylisoindole-1,3-dione, 2-vinylisoindole-1,3-dione, 2-vinyl-1H-isoindole-1,3(2H)-dione, 2-ethenylisoindoline-1,3-dione, Vinylphthalimide, Phthalimide, N-vinyl-, EINECS 222-473-4, MFCD00078446

N-Vinylphthalimide (CAS 3485-84-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H7NO2 and a molecular weight of 173.168 g/mol. Key properties include a melting point of 84-86 °C(lit.), a boiling point of 304.6±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 140.5±15.5 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3485-84-5
Jingsj CID
J-49441-7
Molecular Formula
C10H7NO2
Molecular Weight
173.168 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point84-86 °C(lit.)
Boiling Point304.6±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point140.5±15.5 °C
Exact Mass173.047684
PSA37.38000
LogP1.15
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.714

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2925190090
Summary2925190090 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-Vinylphthalimide?

The CAS number of N-Vinylphthalimide is 3485-84-5.

What are the molecular formula and molecular weight of N-Vinylphthalimide?

N-Vinylphthalimide has molecular formula C10H7NO2 and molecular weight 173.168 g/mol.

Is N-Vinylphthalimide hazardous?

N-Vinylphthalimide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of N-Vinylphthalimide?

For N-Vinylphthalimide, Upstream Products: Acetylene, N-(2-Bromoethyl)phthalimide, 1,8-Diazabicyclo[5.4.0]undec-7-ene; Downstream Products: N-(4-Carboxyphenyl)phthalimide, N-Ethylphthalimide, 3-Phthalimidopropionaldehyde.

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

Last updated:

How to cite: Jingsj. "N-Vinylphthalimide (CAS 3485-84-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49441-7 (accessed 2026-11-09).

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