(2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one

(2E)-2-[(2E)-2-(1,3,3-三甲基-1,3-二氢-2H-吲哚-2-亚基)亚乙基]-2,3-二氢-1H-茚-1-酮

Also known as: (E)-2-(2-((E)-1,3,3-Trimethylindolin-2-ylidene)ethylidene)-2,3-dihydro-1H-inden-1-one, 2-[(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one, 1H-Inden-1-one, 2-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-

(2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one (CAS 53704-23-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C22H21NO and a molecular weight of 315.40800 g/mol. It is also known as (E)-2-(2-((E)-1,3,3-Trimethylindolin-2-ylidene)ethylidene)-2,3-dihydro-1H-inden-1-one, 2-[(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one and 1H-Inden-1-one, 2-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-. Key properties include a boiling point of 465.4ºC at 760 mmHg, a density of 1.232g/cm3 and a flash point of 176.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53704-23-7
Jingsj CID
J-1600529-3
Molecular Formula
C22H21NO
Chinese Name
(2E)-2-[(2E)-2-(1,3,3-三甲基-1,3-二氢-2H-吲哚-2-亚基)亚乙基]-2,3-二氢-1H-茚-1-酮
Molecular Weight
315.40800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point465.4ºC at 760 mmHg
Density1.232g/cm3
Flash Point176.8ºC

Frequently Asked Questions

What is the CAS number of (2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one?

The CAS number of (2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one is 53704-23-7.

What are the molecular formula and molecular weight of (2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one?

(2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one has molecular formula C22H21NO and molecular weight 315.40800 g/mol.

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

Last updated:

How to cite: Jingsj. "(2E)-2-[(2E)-2-(1,3,3-Trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one (CAS 53704-23-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1600529-3 (accessed 2026-10-23).

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