1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione

1,3-双-(2,3-二氢-吲哚-1-基)-1,3-丙二酮

Also known as: 1,3-Di(indolin-1-yl)propane-1,3-dione, 1,3-bis(2,3-dihydro-1H-indol-1-yl)propane-1,3-dione, 1,3-bis(2,3-dihydroindol-1-yl)propane-1,3-dione, 1H-Indole, 1,1'-(1,3-dioxo-1,3-propanediyl)bis[2,3-dihydro- (9CI), malonic acid diindolinide

1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione (CAS 128099-74-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H18N2O2 and a molecular weight of 306.35800 g/mol. It is also known as 1,3-Di(indolin-1-yl)propane-1,3-dione, 1,3-bis(2,3-dihydro-1H-indol-1-yl)propane-1,3-dione and 1,3-bis(2,3-dihydroindol-1-yl)propane-1,3-dione. Key properties include a boiling point of 626.2ºC at 760 mmHg, a density of 1.294g/cm3 and a flash point of 315.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128099-74-1
Jingsj CID
J-1357459-4
Molecular Formula
C19H18N2O2
Chinese Name
1,3-双-(2,3-二氢-吲哚-1-基)-1,3-丙二酮
Molecular Weight
306.35800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point626.2ºC at 760 mmHg
Density1.294g/cm3
Flash Point315.6ºC

Frequently Asked Questions

What is the CAS number of 1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione?

The CAS number of 1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione is 128099-74-1.

What are the molecular formula and molecular weight of 1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione?

1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione has molecular formula C19H18N2O2 and molecular weight 306.35800 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-Bis-(2,3-dihydro-indol-1-yl)-propane-1,3-dione (CAS 128099-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1357459-4 (accessed 2026-10-25).

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