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Neoisoastilbin

新异落新妇苷

Also known as: (2S,3R)-Astilbin, NSC 245342, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-2,3-dihydrochromen-4-one, 4H-1-Benzopyran-4-one, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-2-(3,4-dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-, (2S,3R)-

Neoisoastilbin (CAS 54141-72-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H22O11 and a molecular weight of 450.39300 g/mol. It is also known as (2S,3R)-Astilbin, NSC 245342 and 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-2,3-dihydrochromen-4-one. Key properties include a boiling point of 801.1ºC at 760mmHg, a density of 1.74g/cm3 and a flash point of 282.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
54141-72-9
Jingsj CID
J-1981671-3
Molecular Formula
C21H22O11
Chinese Name
新异落新妇苷
Molecular Weight
450.39300 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point801.1ºC at 760mmHg
Density1.74g/cm3
Flash Point282.9ºC

Frequently Asked Questions

What is the CAS number of Neoisoastilbin?

The CAS number of Neoisoastilbin is 54141-72-9.

What are the molecular formula and molecular weight of Neoisoastilbin?

Neoisoastilbin has molecular formula C21H22O11 and molecular weight 450.39300 g/mol.

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

Last updated:

How to cite: Jingsj. "Neoisoastilbin (CAS 54141-72-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1981671-3 (accessed 2026-10-25).

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