1,5,6,7-Tetrahydro-4H-indazol-4-one
[CAS# 499206-33-6]

Identification

• Name: 1,5,6,7-Tetrahydro-4H-indazol-4-one
• Synonyms: 1,5,6,7-Tetrahydroindazol-4-one; 6,7-Dihydro-1H-indazol-4(5H)-one
• Molecular Formula: C₇H₈N₂O
• Molecular Weight: 136.15
• CAS Registry Number: 499206-33-6
• EC Number: 831-456-6

Properties

• Solubility: Slightly soluble (1.2 g/L) (25 °C), Calc.^*
• Density: 1.305±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 163.8 °C^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Claramunt, Rosa M.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2A	H319
Acute toxicity	Acute Tox.	5	H303
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335