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5-Chloropyridine-2-boronic acid

Also known as: (5-Chloropyridin-2-yl)boronic acid, 2-Borono-5-chloropyridine, 5-Chloro-2-pyridineboronic acid, 5-Chloropyridin-2-ylboronic acid, Boronic acid, B-(5-chloro-2-pyridinyl)-, Boronic acid, (5-chloro-2-pyridinyl)- (9CI), acide (5-chloropyridin-2-yl)boronique

5-Chloropyridine-2-boronic acid (CAS 652148-91-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5BClNO2 and a molecular weight of 157.363 g/mol. Key properties include a boiling point of 317.7±52.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 145.9±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
652148-91-9
Jingsj CID
J-1081608-7
Molecular Formula
C5H5BClNO2
Molecular Weight
157.363 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point317.7±52.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point145.9±30.7 °C
Exact Mass157.010193
PSA53.35000
LogP0.94
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.559

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-Chloropyridine-2-boronic acid?

The CAS number of 5-Chloropyridine-2-boronic acid is 652148-91-9.

What are the molecular formula and molecular weight of 5-Chloropyridine-2-boronic acid?

5-Chloropyridine-2-boronic acid has molecular formula C5H5BClNO2 and molecular weight 157.363 g/mol.

What are the upstream and downstream products of 5-Chloropyridine-2-boronic acid?

For 5-Chloropyridine-2-boronic acid, Upstream Products: 2-Bromo-5-chloropyridine; Downstream Products: 5-chloro-2-phenylpyridine.

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

Last updated:

How to cite: Jingsj. "5-Chloropyridine-2-boronic acid (CAS 652148-91-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1081608-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.