tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate

Also known as: 1-Boc-3,6-dihydro-2H-pyridine-5-boronic acid pinacol ester, 1-(tert-Butoxycarbonyl)-1,2,5,6-tetrahydro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, tert-butyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate, 1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1,1-dimethylethyl ester, 1(2H)-Pyridinecarboxylic acid, 5,6-dihydro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1,1-dimethylethyl ester, 2-Methyl-2-propanyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-1(2H)-pyridinecarboxylate, 1-Boc-5,6-dihydro-2H-pyridine-3-boronic acid pinacol ester

tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate (CAS 885693-20-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H28BNO4 and a molecular weight of 309.209 g/mol. Key properties include a melting point of 105 °C, a boiling point of 348.0±52.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 164.3±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 885693-20-9
Jingsj CID: J-1512352-1
Molecular Formula: C₁₆H₂₈BNO₄
Molecular Weight: 309.209 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	105 °C
Boiling Point	348.0±52.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	164.3±30.7 °C
Exact Mass	309.211151
PSA	48.00000
LogP	3.12290
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.488

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 tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate?

The CAS number of tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate is 885693-20-9.

What are the molecular formula and molecular weight of tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate?

tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate has molecular formula C16H28BNO4 and molecular weight 309.209 g/mol.

What are the upstream and downstream products of tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate?

For tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate, Upstream Products: tert-butyl 3-(((trifluoromethyl)sulfonyl)oxy)-5,6-dihydropyridine-1(2H)-carboxylate, Bis(pinacolato)diboron, tert-butyl 3-oxopiperidine-1-carboxylate.

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. "tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydropyridine-1(2H)-carboxylate (CAS 885693-20-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512352-1 (accessed 2026-11-09).

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