4H-Pyrazolo[3,4-d]pyrimidin-4-amine
[CAS# 20289-44-5]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyrimidine compound >> Aminopyrimidine
• Name: 4H-Pyrazolo[3,4-d]pyrimidin-4-amine
• Molecular Formula: C₅H₅N₅
• Molecular Weight: 135.13
• CAS Registry Number: 20289-44-5
• EC Number: 243-691-6

Properties

• Solubility: Sparingly soluble (13 g/L) (25 °C), Calc.^*
• Density: 1.89±0.1 g/cm³ (20 °C 760 Torr), Calc.^*

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

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	3	H301
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	3	H311
Acute toxicity	Acute Tox.	3	H331
Eye irritation	Eye Irrit.	2A	H319