1,3-Dimethylpyrazole-5-boronic acid pinacol ester
[CAS# 847818-79-5]

Identification

• Name: 1,3-Dimethylpyrazole-5-boronic acid pinacol ester
• Synonyms: 2-(1,3-Dimethyl-1H-pyrazol-5-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
• Molecular Formula: C₁₁H₁₉BN₂O₂
• Molecular Weight: 222.09
• CAS Registry Number: 847818-79-5
• EC Number: 640-535-2

Properties

• Density: 1.04±0.1 g/cm³ (20 °C 760 Torr), Calc.^*
• Refractive index: 1.4782 (589.3 nm 20 °C)^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)^**Ivachtchenko, Alexandre V.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Eye irritation	Eye Irrit.	2A	H319