5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane

Also known as: 1,3,2-Dioxaborinane, 5,5-dimethyl-2-(2-thienyl)-, 2-Thiopheneboronic acid neopentyl glycol ester, 2-thienyl neopentylglycolboronate, 5,5-dimethyl-2-thiophen-2-yl-1,3,2-dioxaborinane, Thiophene-2-boronic acid, neopentyl glycol ester

5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane (CAS 355408-55-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13BO2S and a molecular weight of 196.07400 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 355408-55-8
Jingsj CID: J-1346023-6
Molecular Formula: C₉H₁₃BO₂S
Molecular Weight: 196.07400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	196.07300
PSA	46.70000
LogP	1.51630
Storage Conditions	2-8℃

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 5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane?

The CAS number of 5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane is 355408-55-8.

What are the molecular formula and molecular weight of 5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane?

5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane has molecular formula C9H13BO2S and molecular weight 196.07400 g/mol.

What are the upstream and downstream products of 5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane?

For 5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane, Upstream Products: 2-Bromothiophene, Neopentyl glycol, 2-Chlorothiophene; Downstream Products: 2-Thiophenecarboxylic acid, methyl 4-(thiophen-2-yl)benzoate, 1-(4-(thiophen-2-yl)phenyl)ethan-1-one.

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. "5,5-Dimethyl-2-(thiophen-2-yl)-1,3,2-dioxaborinane (CAS 355408-55-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1346023-6 (accessed 2026-11-09).

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