2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester

Also known as: (3aS,4S,6S,7aR)-2-Isobutyl-3a,5,5-trimethylhexahydro-4,6-methanobenzo[d][1,3,2]dioxaborole, (1S,2S,6R,8S)-4-isobutyl-2,9,9-trimethyl-3,5-dioxa-4-boratricyclo[6.1.1.0²⁶]decane, 2-(2-methylpropyl)-(3aS,4S,6S,7aR)-hexahydro-3a,5,5-trimethyl-4,6-methano-1,3,2-benzodioxaborole, Bortezomib Impurity 50, Pinanediol isobutylboronate

2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester (CAS 84110-34-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H25BO2 and a molecular weight of 236.158 g/mol. Key properties include a boiling point of 272.3±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 118.5±18.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 84110-34-9
Jingsj CID: J-1029956-6
Molecular Formula: C₁₄H₂₅BO₂
Molecular Weight: 236.158 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	272.3±9.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	118.5±18.7 °C
Exact Mass	236.194763
PSA	18.46000
LogP	3.37070
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.473

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester?

The CAS number of 2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester is 84110-34-9.

What are the molecular formula and molecular weight of 2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester?

2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester has molecular formula C14H25BO2 and molecular weight 236.158 g/mol.

What are the upstream and downstream products of 2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester?

For 2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester, Upstream Products: Isobutaneboronic acid, (1S,2S,3R,5S)-(+)-2,3-Pinanediol, isobutylmagnesium bromide.

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. "2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester (CAS 84110-34-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029956-6 (accessed 2026-11-09).

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