tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate

Also known as: 4-(tert-Butoxycarbonyloxy)phenylboronic acid pinacol ester, 4-tert-Butoxycarbonyloxyphenylboronic acid pinacol ester, TERT-BUTYL-4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PHENYLCARBONATE, Carbonic acid, 1,1-dimethylethyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl ester, tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate, 4-t-Butoxycarboxyphenylboronic acid pinacol ester

tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate (CAS 480438-75-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H25BO5 and a molecular weight of 320.18800 g/mol. Key properties include a melting point of 107-111ºC(lit.), a boiling point of 414ºC at 760 mmHg, a density of 1.631g/cm3 and a flash point of 190.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 480438-75-3
Jingsj CID: J-1991035-1
Molecular Formula: C₁₇H₂₅BO₅
Molecular Weight: 320.18800 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	107-111ºC(lit.)
Boiling Point	414ºC at 760 mmHg
Density	1.631g/cm3
Flash Point	190.8ºC
Exact Mass	320.18000
PSA	53.99000
LogP	3.29970
Refractive Index	1.663

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 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate?

The CAS number of tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate is 480438-75-3.

What are the molecular formula and molecular weight of tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate?

tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate has molecular formula C17H25BO5 and molecular weight 320.18800 g/mol.

What are the upstream and downstream products of tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate?

For tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate, Downstream Products: 1-Ethyl-1,2,3,4-tetrahydroisoquinoline, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenol.

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 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate (CAS 480438-75-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991035-1 (accessed 2026-11-09).

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