1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-diox… 1071496-88-2

Name: 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Brand: Vaqora Chemicals
SKU: VQ-039742

About 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Vaqora Chemicals supplies 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, a five-membered N-heterocycle registered under CAS number 1071496-88-2. With the molecular formula C12H21BN2O2, it has a molar mass of 236.12 g/mol. Systematically, it is named 1-propan-2-yl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Catalogue No.	VQ-039742
CAS Number	1071496-88-2
IUPAC name	1-propan-2-yl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
Molecular formula	C₁₂H₂₁BN₂O₂
Molecular weight	236.12 g/mol
Exact mass	236.1696
HSN code	2933
InChIKey	LWGNAJWTBRYFJZ-UHFFFAOYSA-N
SMILES	B1(OC(C(O1)(C)C)(C)C)C2=NN(C=C2)C(C)C
PubChem CID	66509405

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 3
TPSA	36.3 Å²
Synonyms	1-(1-Methylethyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 1-Isopropylpyrazole-3-boronic Acid Pinacol Ester, 1-Isopropylpyrazole-3-boronic acid, pinacol ester, 1-(propan-2-yl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 1-Isopropyl-1H-pyrazole-3-boronic acid pinacol ester, 1-(1-Methylethyl)-1H-pyrazole-3-boronic acid pinacol ester, 1-(propan-2-yl)-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

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 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

The CAS Registry Number of 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole is 1071496-88-2. It is also known as 1-(1-Methylethyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 1-Isopropylpyrazole-3-boronic Acid Pinacol Ester, 1-Isopropylpyrazole-3-boronic acid, pinacol ester.

What is the molecular formula and molecular weight of 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole has the molecular formula C12H21BN2O2 and a molecular weight of 236.12 g/mol. Its IUPAC name is 1-propan-2-yl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole.

Which grade and pack sizes of 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole can I order?

We supply 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

Yes. Every lot of 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 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 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole be shipped internationally?

Yes. 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 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.