Molybdenum
[CAS# 7439-98-7]

Identification

• Classification: API >> Vitamins and minerals >> Trace elements and mineral drugs
• Name: Molybdenum
• Synonyms: Molybdenum element; NSC 600660; NSC 600661; NSC 600665; NSC 603570; NSC 603571; NSC 603572
• Molecular Formula: Mo
• Molecular Weight: 95.94
• CAS Registry Number: 7439-98-7
• EC Number: 231-107-2

Properties

• Density: 10.28 g/cm^3*
• Melting point: 2622 ºC^*
• Boiling point: 4825 ºC^*
• Refractive index: 2.81 (740 nm)^**

^* "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US)

^** Richter, M.; Thin Solid Films 2013, V535, P331-335.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable solids	Flam. Sol.	1	H228
Reproductive toxicity	Repr.	2	H361
Flammable liquids	Flam. Liq.	2	H225
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Eye irritation	Eye Irrit.	2	H319
Flammable solids	Flam. Sol.	2	H228
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413