tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indoline-1-carboxylate

Also known as: 1-Boc-indoline-5-boronic acid pinacol ester, 1-Boc-indoline-5-boronic acid picol ester, 1-N-Boc-5-BPin-indoline, 1H-Indole-1-carboxylic acid, 2,3-dihydro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1,1-dimethylethyl ester, 2,3-Dihydro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole-1-carboxylic acid tert-butyl ester, 2-Methyl-2-propanyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-indolinecarboxylate, tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydroindole-1-carboxylate, A-3817, FD6054

tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indoline-1-carboxylate (CAS 837392-67-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H28BNO4 and a molecular weight of 345.241 g/mol. Key properties include a boiling point of 448.9±44.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 225.3±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 837392-67-3
Jingsj CID: J-1507594-2
Molecular Formula: C₁₉H₂₈BNO₄
Molecular Weight: 345.241 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	448.9±44.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	225.3±28.4 °C
Exact Mass	345.211151
PSA	48.00000
LogP	3.34840
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.530
Storage Conditions	2-8°C

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)indoline-1-carboxylate?

The CAS number of tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indoline-1-carboxylate is 837392-67-3.

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

tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indoline-1-carboxylate has molecular formula C19H28BNO4 and molecular weight 345.241 g/mol.

What are the upstream and downstream products of tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indoline-1-carboxylate?

For tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indoline-1-carboxylate, Upstream Products: tert-Butyl 5-bromoindoline-1-carboxylate, Bis(pinacolato)diboron, 5-Bromoindoline; Downstream Products: 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)indoline.

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)indoline-1-carboxylate (CAS 837392-67-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1507594-2 (accessed 2026-11-09).

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