Tricarbonyl (η ⁵ -cyclopentadienyl) manganese

Structural formula
General
Surname	Tricarbonyl (η 5 -cyclopentadienyl) manganese
other names	Mangancyclopentadienyltricarbonyl Cyclopentadienyl manganese tricarbonyl Cyclopentadienyltricarbonyl Manganese (I)
Molecular formula	C 8 H 5 MnO 3
Brief description	yellow solid
External identifiers / databases
CAS number 12079-65-1 EC number 235-142-4 ECHA InfoCard 100,031,936 PubChem 61551 Wikidata Q1878572
properties
Molar mass	204.06 g mol −1
Physical state	firmly
Melting point	72-76 ° C
solubility	practically insoluble in water
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 300 P: 264-301 + 310
MAK	Switzerland: 0.1 mg m −3 (calculated as manganese)
Toxicological data	22 mg kg −1 ( LD 50 ,  rat ,  oral )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Tricarbonyl (η ⁵ -cyclopentadienyl) manganese is a chemical compound of manganese . It is a half-sandwich or piano chair complex with one anionic cyclopentadienyl and three carbonyl ligands .

properties

Tricarbonyl (η ⁵ -cyclopentadienyl) manganese is a flammable yellow solid that is practically insoluble in water.

use

Tricarbonyl (η ⁵ -cyclopentadienyl) manganese, like the structurally related compound (methylcyclopentadienyl) manganese tricarbonyl (MMT), was used as an anti-knock agent for gasoline .

Individual evidence

1. ↑ ^{a b c d e f g} Entry on tricarbonyl (eta-cyclopentadienyl) manganese in the GESTIS substance database of the IFA , accessed on February 10, 2017(JavaScript required) .
2. ↑ Swiss Accident Insurance Fund (Suva): Limit values ​​- current MAK and BAT values (search for 12079-65-1 or tricarbonyl (η5-cyclopentadienyl) manganese ), accessed on November 2, 2015.