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3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

3,5-二甲基-1-(2-四氢吡喃基)-1H-吡唑-4-硼酸频哪酯

Also known as: 1-(THP)-3,5-Dimethylpyrazole-4-boronic acid, pinacol ester, 3,5-Dimethyl-1-(tetrahydro-pyran-2-yl)-1H-pyrazole-boronic acid pinacol ester, 3,5-Dimethyl-1-(tetrahydro-pyran-2-yl)-1H-pyrazole-boronic acid picol ester, 3,5-dimethyl-1-(oxan-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole, 3,5-dimethyl-1-(oxan-2-yl)-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 3,5-DiMethyl-1-(2-tetrahydropyranyl)-1H-pyrazole-4-boronic acid pinacol ester

3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1126779-11-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H27BN2O3 and a molecular weight of 306.20800 g/mol. It is also known as 1-(THP)-3,5-Dimethylpyrazole-4-boronic acid, pinacol ester, 3,5-Dimethyl-1-(tetrahydro-pyran-2-yl)-1H-pyrazole-boronic acid pinacol ester and 3,5-Dimethyl-1-(tetrahydro-pyran-2-yl)-1H-pyrazole-boronic acid picol ester. Key property: a boiling point of 435.3 °C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1126779-11-0
Jingsj CID
J-1001918-0
Molecular Formula
C16H27BN2O3
Chinese Name
3,5-二甲基-1-(2-四氢吡喃基)-1H-吡唑-4-硼酸频哪酯
Molecular Weight
306.20800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point435.3 °C at 760 mmHg
Exact Mass306.21100
PSA45.51000
LogP2.49820

Customs & Trade Information

HS Code2934999090
Summary2934999090. 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 3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

The CAS number of 3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole is 1126779-11-0.

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

3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole has molecular formula C16H27BN2O3 and molecular weight 306.20800 g/mol.

What are the upstream and downstream products of 3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

For 3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, Upstream Products: 3,4-Dihydro-2H-pyran, 3,5-Dimethylpyrazole-4-boronic acid, pinacol ester.

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

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How to cite: Jingsj. "3,5-Dimethyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1126779-11-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1001918-0 (accessed 2026-10-28).

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