tert-Butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate

3,5-二甲基-4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)-1H-吡唑-1-羧酸叔丁酯

Also known as: 1-Boc-3,5-dimethylpyrazole-4-boronic acid pinacol ester, 1-(tert-Butoxycarbonyl)-3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 1,1-Dimethylethyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate

tert-Butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate (CAS 1073354-70-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H27BN2O4 and a molecular weight of 322.20800 g/mol. It is also known as 1-Boc-3,5-dimethylpyrazole-4-boronic acid pinacol ester, 1-(tert-Butoxycarbonyl)-3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole and 1,1-Dimethylethyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate. Key property: a melting point of 112 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1073354-70-7
Jingsj CID
J-995059-7
Molecular Formula
C16H27BN2O4
Chinese Name
3,5-二甲基-4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)-1H-吡唑-1-羧酸叔丁酯
Molecular Weight
322.20800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point112 °C

Frequently Asked Questions

What is the CAS number of tert-Butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate?

The CAS number of tert-Butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate is 1073354-70-7.

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

tert-Butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate has molecular formula C16H27BN2O4 and molecular weight 322.20800 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-Butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate (CAS 1073354-70-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-995059-7 (accessed 2026-10-24).

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