2,3-Dihydro-1-benzofuran-5-ylboronic acid

2,3-二氢-1-苯并呋喃-5-基硼酸

Also known as: 2,3-Dihydrobenzofuran-5-ylboronic acid, 2,3-Dihydrobenzo[b]furan-5-boronic acid, 2,3-Dihydro-1-benzofuran-5-ylboronic acid, 5-Borono-2,3-dihydro-1-benzofuran, AKOS BRN-0092, BUTTPARK 95\50-59, Boronic acid, B-(2,3-dihydro-5-benzofuranyl)-, MFCD02681979, 2,3-Dihydrobenzofurane-5-boronicacid, Acide 2,3-dihydro-1-benzofur-5-ylboronique

2,3-Dihydro-1-benzofuran-5-ylboronic acid (CAS 227305-69-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9BO3 and a molecular weight of 163.966 g/mol. It is also known as 2,3-Dihydrobenzofuran-5-ylboronic acid, 2,3-Dihydrobenzo[b]furan-5-boronic acid and 5-Borono-2,3-dihydro-1-benzofuran. Key properties include a melting point of 200ºC, a boiling point of 358.4±52.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 170.6±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
227305-69-3
Jingsj CID
J-1308127-2
Molecular Formula
C8H9BO3
Chinese Name
2,3-二氢-1-苯并呋喃-5-基硼酸
Molecular Weight
163.966 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point200ºC
Boiling Point358.4±52.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point170.6±30.7 °C

Frequently Asked Questions

What is the CAS number of 2,3-Dihydro-1-benzofuran-5-ylboronic acid?

The CAS number of 2,3-Dihydro-1-benzofuran-5-ylboronic acid is 227305-69-3.

What are the molecular formula and molecular weight of 2,3-Dihydro-1-benzofuran-5-ylboronic acid?

2,3-Dihydro-1-benzofuran-5-ylboronic acid has molecular formula C8H9BO3 and molecular weight 163.966 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-Dihydro-1-benzofuran-5-ylboronic acid (CAS 227305-69-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1308127-2 (accessed 2026-10-25).

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