1-(1,3-benzodioxol-5-yl)butane-1,3-dione

1-(1,3-苯并二氧杂环戊烷-5-基)-1,3-丁烷二酮

Also known as: 1,3-Butanedione, 1-(1,3-benzodioxol-5-yl)-, 1-(1,3-Benzodioxol-5-yl)-1,3-butanedione, 1-(Benzo[d][1,3]dioxol-5-yl)-1,3-butanedione, 1-BENZO[1,3]DIOXOL-5-YL-BUTANE-1,3-DIONE, 1-Benzo[d][1,3]dioxol-5-ylbutane-1,3-dione, Piperonoyl-aceton, 1-Benzo(1,3)dioxol-5-yl-butane-1,3-dione

1-(1,3-benzodioxol-5-yl)butane-1,3-dione (CAS 56221-42-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H10O4 and a molecular weight of 206.19500 g/mol. It is also known as 1,3-Butanedione, 1-(1,3-benzodioxol-5-yl)-, 1-(1,3-Benzodioxol-5-yl)-1,3-butanedione and 1-(Benzo[d][1,3]dioxol-5-yl)-1,3-butanedione. Key properties include a boiling point of 363ºC at 760mmHg, a density of 1.27g/cm3 and a flash point of 163.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56221-42-2
Jingsj CID
J-871391-9
Molecular Formula
C11H10O4
Chinese Name
1-(1,3-苯并二氧杂环戊烷-5-基)-1,3-丁烷二酮
Molecular Weight
206.19500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point363ºC at 760mmHg
Density1.27g/cm3
Flash Point163.6ºC

Frequently Asked Questions

What is the CAS number of 1-(1,3-benzodioxol-5-yl)butane-1,3-dione?

The CAS number of 1-(1,3-benzodioxol-5-yl)butane-1,3-dione is 56221-42-2.

What are the molecular formula and molecular weight of 1-(1,3-benzodioxol-5-yl)butane-1,3-dione?

1-(1,3-benzodioxol-5-yl)butane-1,3-dione has molecular formula C11H10O4 and molecular weight 206.19500 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(1,3-benzodioxol-5-yl)butane-1,3-dione (CAS 56221-42-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-871391-9 (accessed 2026-10-23).

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