Allamandin

黄蝉花定

Also known as: 2H,6H-1,4,5-Trioxadicyclopent[a,hi]indene-7-carboxylic acid, 3-ethylidene-3,3a,4a,7,7a,9b-hexahydro-6-hydroxy-2-oxo-, methyl ester, (3E,3aR,4aR,6R,7R,7aR,9aR,9bR)-rel-(+)-, NSC251690

Allamandin (CAS 51820-82-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C15H16O7 and a molecular weight of 308.28300 g/mol. It is also known as 2H,6H-1,4,5-Trioxadicyclopent[a,hi]indene-7-carboxylic acid, 3-ethylidene-3,3a,4a,7,7a,9b-hexahydro-6-hydroxy-2-oxo-, methyl ester, (3E,3aR,4aR,6R,7R,7aR,9aR,9bR)-rel-(+)- and NSC251690. Key properties include a boiling point of 528.8ºC at 760mmHg, a density of 1.48g/cm3 and a flash point of 201.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51820-82-7
Jingsj CID
J-1341045-8
Molecular Formula
C15H16O7
Chinese Name
黄蝉花定
Molecular Weight
308.28300 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point528.8ºC at 760mmHg
Density1.48g/cm3
Flash Point201.4ºC

Frequently Asked Questions

What is the CAS number of Allamandin?

The CAS number of Allamandin is 51820-82-7.

What are the molecular formula and molecular weight of Allamandin?

Allamandin has molecular formula C15H16O7 and molecular weight 308.28300 g/mol.

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

Last updated:

How to cite: Jingsj. "Allamandin (CAS 51820-82-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341045-8 (accessed 2026-10-25).

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