4-Hydroxy-2-mercapto-5-methoxypyrimidine
[CAS# 6939-11-3]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyrimidine compound >> Mercaptopyrimidine
• Name: 4-Hydroxy-2-mercapto-5-methoxypyrimidine
• Synonyms: 2-Mercapto-4-hydroxy-5-methoxypyrimidine; 5-Methoxy-2-sulfanyl-4-pyrimidinol; 5-Methoxy-2-thiouracil
• Molecular Formula: C₅H₆N₂O₂S
• Molecular Weight: 158.18
• CAS Registry Number: 6939-11-3
• EC Number: 661-741-9

Properties

• Density: 1.43
• Melting point: 288-290 °C

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Serious eye damage	Eye Dam.	1	H318
Acute toxicity	Acute Tox.	4	H302
Specific target organ toxicity - single exposure	STOT SE	3	H335