2,7-Naphthyridin-1(2H)-one
[CAS# 67988-50-5]

Identification

• Name: 2,7-Naphthyridin-1(2H)-one
• Synonyms: 1-Hydroxy-2,7-naphthyridine; 1-Copyrinol
• Molecular Formula: C₈H₆N₂O
• Molecular Weight: 146.15
• CAS Registry Number: 67988-50-5
• EC Number: 835-769-9

Properties

• Solubility: Slightly soluble (1.2 g/L) (25 °C), Calc.^*
• Density: 1.267±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 263-265 °C^**

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

^** Sakamoto, Takao

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2A	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302