2-Methyl-5-nitrophenylboronic acid pinacol ester, 97%, Thermo Scientific™

Product Code	Brand	Quantity
11996111	Thermo Scientific Acros 445170010	1 g
11906121	Thermo Scientific Acros 445170050	5 g

Chemical Identifiers

• CAS: 957062-84-9
• Molecular Weight (g/mol): 263.1
• Synonym: 4,4,5,5-tetramethyl-2-2-methyl-5-nitrophenyl-1,3,2-dioxaborolane, 2-methyl-5-nitrophenylboronic acid pinacol ester, 2-methyl-5-nitrophenylboronic acid, pinacol ester, 2-methyl-5-nitrophenyl boric acid pinacol ester, 3-hydroxy-2,3-dimethylbutan-2-yl hydrogen 2-methyl-5-nitrophenylboronate, pubchem18757, 2-methyl-5-nitrophenylboronicacidpinacolester, 2-methyl-5-nitrobenzeneboronic acid, pinacol ester, 4,4,5,5-tetramethyl-2-2-methyl-5-nitro-phenyl-1,3,2-dioxaborolane, 1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-2-methyl-5-nitrophenyl
• IUPAC Name: 4,4,5,5-tetramethyl-2-(2-methyl-5-nitrophenyl)-1,3,2-dioxaborolane

• Molecular Formula: C₁₃H₁₈BNO₄
• InChI Key: LYFUUPOOXAXEEP-UHFFFAOYSA-N
• PubChem CID: 17750269
• SMILES: B1(OC(C(O1)(C)C)(C)C)C2=C(C=CC(=C2)[N+](=O)[O-])C

Specifications

• CAS: 957062-84-9
• Assay Percent Range: 96% min. (GC)
• Molecular Formula: C₁₃H₁₈BNO₄
• InChI Key: LYFUUPOOXAXEEP-UHFFFAOYSA-N
• IUPAC Name: 4,4,5,5-tetramethyl-2-(2-methyl-5-nitrophenyl)-1,3,2-dioxaborolane
• PubChem CID: 17750269
• Percent Purity: 97%

• Melting Point: 90.0°C to 92.0°C
• Packaging: Glass Bottle
• Synonym: 4,4,5,5-tetramethyl-2-2-methyl-5-nitrophenyl-1,3,2-dioxaborolane, 2-methyl-5-nitrophenylboronic acid pinacol ester, 2-methyl-5-nitrophenylboronic acid, pinacol ester, 2-methyl-5-nitrophenyl boric acid pinacol ester, 3-hydroxy-2,3-dimethylbutan-2-yl hydrogen 2-methyl-5-nitrophenylboronate, pubchem18757, 2-methyl-5-nitrophenylboronicacidpinacolester, 2-methyl-5-nitrobenzeneboronic acid, pinacol ester, 4,4,5,5-tetramethyl-2-2-methyl-5-nitro-phenyl-1,3,2-dioxaborolane, 1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-2-methyl-5-nitrophenyl
• SMILES: B1(OC(C(O1)(C)C)(C)C)C2=C(C=CC(=C2)[N+](=O)[O-])C
• Molecular Weight (g/mol): 263.1
• Formula Weight: 263.1
• Chemical Name or Material: 2-Methyl-5-nitrophenylboronic acid pinacol ester

Safety and Handling

GHS H Statement
Causes serious eye irritation.
May cause respiratory irritation.
Causes skin irritation.

GHS P Statement
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF ON SKIN: Wash with plenty of soap and water.
IF IN EYES: Rinse cautiously with water for

GHS Signal Word: Warning

Product Identifier

• 2-Methyl-5-nitrophenylboronic acid pinacol ester

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.
• H315-Causes skin irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only