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2-Chloropyrimidine-5-boronic acid

Also known as: 2-Chloro-5-pyrimidineboronic acid, 2-chloropyrimidin-5-ylboronic acid, B-(2-Chloro-5-pyrimidinyl)boronic acid, 2-Chloropyrimidin-5-ylboronic acid, 2-Chloro-5-pyrimidineboronicacid, Boronic acid, B-(2-chloro-5-pyrimidinyl)-

2-Chloropyrimidine-5-boronic acid (CAS 1003845-06-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4BClN2O2 and a molecular weight of 158.351 g/mol. Key properties include a boiling point of 425.4±37.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 211.1±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1003845-06-4
Jingsj CID
J-1398952-1
Molecular Formula
C4H4BClN2O2
Molecular Weight
158.351 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point425.4±37.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point211.1±26.5 °C
Exact Mass158.005432
PSA66.24000
LogP-0.27
AppearancePowder | White
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.561

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring 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 2-Chloropyrimidine-5-boronic acid?

The CAS number of 2-Chloropyrimidine-5-boronic acid is 1003845-06-4.

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

2-Chloropyrimidine-5-boronic acid has molecular formula C4H4BClN2O2 and molecular weight 158.351 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chloropyrimidine-5-boronic acid (CAS 1003845-06-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1398952-1 (accessed 2026-11-09).

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