1-Cyclopentenylboronic acid
[CAS 850036-28-1]

Identification

• Classification: Chemical reagent >> Organic reagent >> Boric acid
• Name: 1-Cyclopentenylboronic acid
• Synonyms: 1-Cyclopenten-1-ylboronic acid
• Molecular Formula: C₅H₉BO₂
• Molecular Weight: 111.93
• CAS Registry Number: 850036-28-1
• EC Number: 691-688-7

Properties

• Solubility: Sparingly soluble (19 g/L) (25 °C), Calc.^*
• Density: 1.08±0.1 g/cm³ (20 °C 760 Torr), Calc.^*
• Boiling point: 246.7±33.0 °C (760 Torr), Calc.^*
• Flash point: 103.0±25.4 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

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
Acute toxicity	Acute Tox.	4	H332
Serious eye damage	Eye Dam.	1	H318
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312
Eye irritation	Eye Irrit.	2	H319
Eye irritation	Eye Irrit.	2A	H319