β,β-Dimethylacrylshikonin

β,β-二甲基丙烯酰紫草素

Also known as: Isoarnebin I, Dimethylacrylshikonin, (Beta,Beta-Dimethylacryl)shikonin, Senecioylshikonin, SHIKONIN-BETA,BETA-DIMETHYLACRYLATE, DMASK, (1R)-1-(5,8-Dihydroxy-1,4-dioxo-1,4-dihydro-2-naphthalenyl)-4-methyl-3-penten-1-yl 3-methyl-2-butenoate

β,β-Dimethylacrylshikonin (CAS 24502-79-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H22O6 and a molecular weight of 370.396 g/mol. It is also known as Isoarnebin I, Dimethylacrylshikonin and (Beta,Beta-Dimethylacryl)shikonin. Key properties include a melting point of 103ºC, a boiling point of 653.2±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 362.8±28.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
24502-79-2
Jingsj CID
J-42832-9
Molecular Formula
C21H22O6
Chinese Name
β,β-二甲基丙烯酰紫草素
Molecular Weight
370.396 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point103ºC
Boiling Point653.2±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point362.8±28.0 °C
Exact Mass370.141632
PSA100.90000
LogP4.45
Vapor Pressure0.0±2.1 mmHg at 25°C
Refractive Index1.616

Activity & Biological Data

Additional Information[1]. Zeng Z, et al. Arnebin-1 promotes angiogenesis by inducing eNOS, VEGF and HIF-1α expression through the PI3K-dependent pathway. Int J Mol Med. 2015 Sep;36(3):685-97. [2]. Sidhu GS, et al. Arnebin-1 accelerates normal and hydrocortisone-induced impaired wound healing. J Invest Dermatol. 1999 Nov;113(5):773-81.

Customs & Trade Information

HS Code2916129000
Summary2916129000 other esters of acrylic acid VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of β,β-Dimethylacrylshikonin?

The CAS number of β,β-Dimethylacrylshikonin is 24502-79-2.

What are the molecular formula and molecular weight of β,β-Dimethylacrylshikonin?

β,β-Dimethylacrylshikonin has molecular formula C21H22O6 and molecular weight 370.396 g/mol.

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

Last updated:

How to cite: Jingsj. "β,β-Dimethylacrylshikonin (CAS 24502-79-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42832-9 (accessed 2026-10-28).

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