Pyrido[3,4-d]pyrimidin-4(3H)-one
[CAS# 19178-25-7]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyridine compound >> Dihydropyridine
• Name: Pyrido[3,4-d]pyrimidin-4(3H)-one
• Synonyms: Pyrido[3,4-d]pyrimidin-4-ol; 3,4-Dihydropyrido[3,4-d]pyrimidin-4-one; 3H-Pyrido[3,4-d]pyrimidin-4-one
• Molecular Formula: C₇H₅N₃O
• Molecular Weight: 147.14
• CAS Registry Number: 19178-25-7
• EC Number: 695-385-0

Properties

• Melting point: 305 °C

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H332
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2A	H319
Skin irritation	Skin Irrit.	2	H315