4-Amino-6-hydroxy-2-methylthio-5-nitrosopyrimidine
[CAS# 43005-49-8]

Identification

• Name: 4-Amino-6-hydroxy-2-methylthio-5-nitrosopyrimidine
• Synonyms: NSC 9304
• Molecular Formula: C₅H₆N₄O₂S
• Molecular Weight: 186.19
• CAS Registry Number: 43005-49-8
• EC Number: 891-902-0

Properties

• Solubility: Slightly soluble (1.8 g/L) (25 °C), Calc.^*
• Density: 1.79±0.1 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 255 °C (decomp)^**
• Boiling point: 277.2±50.0 °C (760 Torr), Calc.^*
• Flash point: 121.4±30.1 °C, Calc.^*

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

^** Johns, C. O.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H302
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Acute toxicity	Acute Tox.	4	H332
Skin irritation	Skin Irrit.	2	H315