1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Also known as: 1-Phenyl-1H-pyrazole-3-boronic acid pinacol ester, 1-Phenyl-3-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl), 1-Phenylpyrazole-3-boronic Acid Pinacol Ester, 1H-Pyrazole, 1-phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1002334-13-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H19BN2O2 and a molecular weight of 270.135 g/mol. Key properties include a boiling point of 389.8±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 189.6±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1002334-13-5
Jingsj CID: J-1048035-0
Molecular Formula: C₁₅H₁₉BN₂O₂
Molecular Weight: 270.135 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	389.8±15.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	189.6±20.4 °C
Exact Mass	270.153961
PSA	36.28000
LogP	2.17150
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.546

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

The CAS number of 1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole is 1002334-13-5.

What are the molecular formula and molecular weight of 1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole has molecular formula C15H19BN2O2 and molecular weight 270.135 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1002334-13-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1048035-0 (accessed 2026-11-09).

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