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5-(Bromomethyl)fluorescein

5-溴甲基荧光素

Also known as: 5-BMF, 5-(Bromomethyl)fluorescein, Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 5-(bromomethyl)-3',6'-dihydroxy-

5-(Bromomethyl)fluorescein (CAS 148942-72-7) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H13BrO5 and a molecular weight of 425.22900 g/mol. It is also known as 5-BMF and Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 5-(bromomethyl)-3',6'-dihydroxy-. Key properties include a boiling point of 681.8ºC at 760mmHg, a density of 1.79g/cm3 and a flash point of 366.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
148942-72-7
Jingsj CID
J-1420400-1
Molecular Formula
C21H13BrO5
Chinese Name
5-溴甲基荧光素
Molecular Weight
425.22900 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point681.8ºC at 760mmHg
Density1.79g/cm3
Flash Point366.2ºC

Frequently Asked Questions

What is the CAS number of 5-(Bromomethyl)fluorescein?

The CAS number of 5-(Bromomethyl)fluorescein is 148942-72-7.

What are the molecular formula and molecular weight of 5-(Bromomethyl)fluorescein?

5-(Bromomethyl)fluorescein has molecular formula C21H13BrO5 and molecular weight 425.22900 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(Bromomethyl)fluorescein (CAS 148942-72-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420400-1 (accessed 2026-10-26).

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