2-Amino-1H-isoindole-1,3(2H)-dione
[CAS# 1875-48-5]

Identification

• Classification: Chemical reagent >> Organic reagent >> Imide
• Name: 2-Amino-1H-isoindole-1,3(2H)-dione
• Synonyms: NSC 407982; NSC 91685; Phthalhydrazide; Phthalic acid, cyclic hydrazide; Phthalocyclohydrazide
• Molecular Formula: C₈H₆N₂O₂
• Molecular Weight: 162.15
• CAS Registry Number: 1875-48-5
• EC Number: 217-505-9

Properties

• Solubility: Slightly soluble (3.2 g/L) (25 ºC), Calc.^*
• Density: 1.472±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 262-264 ºC^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2020 ACD/Labs)

^** Hatt, H. H.; Journal of the Chemical Society 1952, P199-205.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Respiratory sensitization	Resp. Sens.	1	H334
Skin sensitization	Skin Sens.	1	H317
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335