4-Pentenoic acid, 2,5-dioxo-1-pyrrolidinyl ester

CAS Registry Number®

331754-32-6

CAS Name

4-Pentenoic acid, 2,5-dioxo-1-pyrrolidinyl ester

Molecular Formula

C9H11NO4

Molecular Mass

197.19

Cite this Page

4-Pentenoic acid, 2,5-dioxo-1-pyrrolidinyl ester.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=331754-32-6 (retrieved 2025-07-01) (CAS RN: 331754-32-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    45-47 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C9H11NO4/c1-2-3-4-9(13)14-10-7(11)5-6-8(10)12/h2H,1,3-6H2

InChIKey

InChIKey=XXPKEPIUWFELHF-UHFFFAOYSA-N

SMILES

O(C(CCC=C)=O)N1C(=O)CCC1=O

Canonical SMILES

O=C(ON1C(=O)CCC1=O)CCC=C

Other Names for this Substance

  • 4-Pentenoic acid, 2,5-dioxo-1-pyrrolidinyl ester
  • 2,5-Pyrrolidinedione, 1-[(1-oxo-4-pentenyl)oxy]-
  • 4-Pentenoic acid N-hydroxysuccinimide ester
  • 2,5-Dioxopyrrolidin-1-yl pent-4-enoate

Deleted or Replaced CAS Registry Numbers

1789739-31-6

CAS INSIGHTSTM
Purple and red filaments produced by electrostatic discharge inside a plasma ball.