2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxab… 61676-62-8

Name: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97%
Brand: Vaqora Chemicals
SKU: VQ-011025

About 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97%

Vaqora Chemicals supplies 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, a boronic acid building block registered under CAS number 61676-62-8 with a typical assay of 97%. The compound has the formula C9H19BO3, corresponding to a molecular weight of 186.06 g/mol. The IUPAC name is 4,4,5,5-tetramethyl-2-propan-2-yloxy-1,3,2-dioxaborolane. Common synonyms include Isopropoxyboronic acid pinacol ester and Isopropyl pinacol borate.

In its supplied form it is a clear colourless liquid. Literature values give a density of 0.912 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 5 g, 25 g and 100 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97%
Catalogue No.	VQ-011025
CAS Number	61676-62-8
IUPAC name	4,4,5,5-tetramethyl-2-propan-2-yloxy-1,3,2-dioxaborolane
Molecular formula	C₉H₁₉BO₃
Molecular weight	186.06 g/mol
Exact mass	186.1427
Purity / assay	97%
HSN code	29420090
InChIKey	MRWWWZLJWNIEEJ-UHFFFAOYSA-N
SMILES	B1(OC(C(O1)(C)C)(C)C)OC(C)C
PubChem CID	5017741

Physical properties
Physical form	Liquid
Appearance	Clear colourless liquid
Density	0.912 g/mL at 25 °C
H-bond donors / acceptors	0 / 3
TPSA	27.7 Å²
Synonyms	4,4,5,5-Tetramethyl-2-[(propan-2-yl)oxy]-1,3,2-dioxaborolane, Isopropoxy 4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Isopropoxyboronic acid pinacol ester, Isopropyl pinacol borate, Isopropylpinacolylborate, 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-(propan-2-yloxy)-1,3,2-dioxaborolane, isopropoxyboronic acid, pinacol ester, 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(1-methylethoxy)-, 2-iso-propoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Boric acid, cyclic tetramethylethylene isopropyl ester, isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Warning

Hazard statements

H226Flammable liquid and vapor
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P271, P280, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233, P403 + P235, P405

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97%?

The CAS Registry Number of 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% is 61676-62-8. It is also known as 4,4,5,5-Tetramethyl-2-[(propan-2-yl)oxy]-1,3,2-dioxaborolane, Isopropoxy 4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Isopropoxyboronic acid pinacol ester.

What is the molecular formula and molecular weight of 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97%?

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% has the molecular formula C9H19BO3 and a molecular weight of 186.06 g/mol. Its IUPAC name is 4,4,5,5-tetramethyl-2-propan-2-yloxy-1,3,2-dioxaborolane.

Which grade and pack sizes of 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% can I order?

We supply 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% in (97%) grade, in 5 g, 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97%?

Yes. Every lot of 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% be shipped internationally?

Yes. 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.