(2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride

(2E)-4-(1-哌啶基)-2-丁烯酸盐酸盐

Also known as: (E)-4-piperidin-1-ylbut-2-enoic acid hydrochloride, 4-(Piperidin-1-yl)but-2-enoic acid hydrochloride, Dacomitinib Impurity 24, QC-4236, 2-Butenoic acid, 4-(1-piperidinyl)-, hydrochloride, (2E)-4-(piperidin-1-yl)but-2-enoic acid hydrochloride

(2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride (CAS 221128-49-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H16ClNO2 and a molecular weight of 205.68200 g/mol. It is also known as (E)-4-piperidin-1-ylbut-2-enoic acid hydrochloride, 4-(Piperidin-1-yl)but-2-enoic acid hydrochloride and Dacomitinib Impurity 24. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 221128-49-0
Jingsj CID: J-1024341-5
Molecular Formula: C₉H₁₆ClNO₂
Chinese Name: (2E)-4-(1-哌啶基)-2-丁烯酸盐酸盐
Molecular Weight: 205.68200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Frequently Asked Questions

What is the CAS number of (2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride?

The CAS number of (2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride is 221128-49-0.

What are the molecular formula and molecular weight of (2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride?

(2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride has molecular formula C9H16ClNO2 and molecular weight 205.68200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(2E)-4-(1-Piperidinyl)-2-butenoic acid hydrochloride (CAS 221128-49-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1024341-5 (accessed 2026-10-23).

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