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| CAS No.: | 12108-13-3 |
|---|---|
| Name: | METHYLCYCLOPENTADIENYLMANGANESE TRICARBONYL |
| Molecular Structure: | |
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|
|
| Formula: | C9H7MnO3 |
| Molecular Weight: | 218.10 |
| Synonyms: | NSC22316;Tricarbonyl(2-methylcyclopentadienyl)manganese;Tricarbonyl(methyl-p-cyclopentadienyl)manganese;Tricarbonyl(methylcyclopentadienyl)manganese;p-Methylcyclopentadienylmanganesetricarbonyl;Manganese,tricarbonyl(methyl-p-cyclopentadienyl)- (8CI);Manganese, tricarbonyl(methylcyclopentadienyl)-(7CI);(Methylcyclopentadienyl)tricarbonylmanganese;2-Methylcyclopentadienylmanganesetricarbonyl;Hitec 3000;MMT;Methylcymantrene; |
| EINECS: | 235-166-5 |
| Density: | 1.39 g/cm3 |
| Melting Point: | 2.2 °C |
| Boiling Point: | 233 °C |
| Flash Point: | 205°F |
| Solubility: | Insoluble in water. Soluble in hydrocarbon solvents, alcohols, ether, acetone |
| Appearance: | orange liquid with a pleasant odor |
| Hazard Symbols: |
 T
|
| Risk Codes: | 23/24/25-40 |
| Safety: | 23-26-36/37/39-45 |
| Transport Information: | UN 3281 6.1/PG 2 |
| PSA: | 0.00000 |
| LogP: | 0.78760 |
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IUPAC: Carbon monoxide; manganese; 5-methylcyclopenta-1,3-diene
Manganese tricarbonyl methylcyclopentadienyl (12108-13-3) is also called for 2-Methylcyclopentadienyl manganese tricarbonyl ; MMT ; Methylcyclopentadienyl manganese tricarbonyl ; Ecotane ; (Methylcyclopentadienyl)tricarbonylmanganese ; 2-Methylcyclopentadienylmanganese tricarbonyl ; AI3-61450 ; AK-33X ; Antiknock-33 ; pi-Methylcyclopentadienylmanganese tricarbonyl ; Tricarbonyl(2-methylcyclopentadienyl)manganese ; Tricarbonyl(eta(5)-methylcyclopentadienyl)manganese ; Tricarbonyl(methylcyclopentadienyl)manganese and so on.
Molecular Formula: C9H7MnO3-
Molecular Weight: 218.09
EINECS: 235-166-5
LogP: ACD/LogP: 2.28
ACD/LogD (pH 5.5): 2.28
ACD/LogD (pH 7.4): 2.28
ACD/BCF (pH 5.5): 31.79
ACD/BCF (pH 7.4): 31.79
ACD/KOC (pH 5.5): 413.95
ACD/KOC (pH 7.4): 413.95
H bond acceptors: 0
H bond donors: 0
Freely Rotating Bonds: 0
Enthalpy of Vaporization: 30.78 kJ/mol
Boiling Point: 80.4°C at 760 mmHg
Vapour Pressure: 94.8 mmHg at 25°C
Density: 1.38 g/mL at 25 °C(lit.)
The appearance of Manganese tricarbonyl methylcyclopentadienyl (12108-13-3) is orange liquid with a pleasant odor and slightly soluble in water.
The molecular structure of Manganese tricarbonyl methylcyclopentadienyl (12108-13-3):
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| cat | LCLo | inhalation | 223mg/m3/7H (223mg/m3) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| dog | LCLo | inhalation | 489mg/m3/2H (489mg/m3) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| dog | LDLo | intravenous | 10mg/kg (10mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| dog | LDLo | oral | 620mg/kg (620mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| guinea pig | LCLo | inhalation | 411mg/m3/7H (411mg/m3) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| guinea pig | LD50 | oral | 905mg/kg (905mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| mouse | LC50 | inhalation | 58600ug/m3/4H (58.6mg/m3) | Sangyo Igaku. Japanese Journal of Industrial Health. Vol. 20, Pg. 553, 1978. | |
| mouse | LD50 | intraperitoneal | 152mg/kg (152mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Shikoku Igaku Zasshi. Shikoku Medical Journal. Vol. 34, Pg. 183, 1978. |
| mouse | LD50 | oral | 34mg/kg (34mg/kg) | Nichidai Igaku Zasshi. Nihon University Medical Journal. Vol. 44, Pg. 173, 1985. | |
| rabbit | LCLo | inhalation | 411mg/m3/7H (411mg/m3) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| rabbit | LD50 | intravenous | 6600ug/kg (6.6mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| rabbit | LD50 | oral | 95mg/kg (95mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| rabbit | LD50 | skin | 140mg/kg (140mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: EXCITEMENT LUNGS, THORAX, OR RESPIRATION: CYANOSIS | American Industrial Hygiene Association Journal. Vol. 40, Pg. 164, 1979. |
| rat | LC50 | inhalation | 76mg/m3/4H (76mg/m3) | SENSE ORGANS AND SPECIAL SENSES: CONJUNCTIVE IRRITATION: EYE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) LUNGS, THORAX, OR RESPIRATION: DYSPNEA | American Industrial Hygiene Association Journal. Vol. 40, Pg. 164, 1979. |
| rat | LD50 | intraperitoneal | 12mg/kg (12mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BLOOD: HEMORRHAGE LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA | Toxicology Letters. Vol. 39, Pg. 1, 1987. |
| rat | LD50 | oral | 8mg/kg (8mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. | |
| rat | LD50 | skin | 665mg/kg (665mg/kg) | "The Toxicology of Methylcyclopentadienyl Manganese Tricarbonyl," Witherup, S., et al., Cincinnati, OH, Univ. of Cincinnati, 1976Vol. -, Pg. -, 1976. |
EPA Extremely Hazardous Substances List. Manganese and its compounds are on the Community Right-To-Know List. Reported in EPA TSCA Inventory.
Poison by ingestion, inhalation, skin contact, intravenous, and intraperitoneal routes. A skin irritant. When heated to decomposition it emits toxic fumes of CO. See also MANGANESE COMPOUNDS and CARBONYLS.
Hazard Codes: T 
Risk Statements: 23/24/25-40
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed.
R40:Limited evidence of a carcinogenic effect.
Safety Statements: 23-26-36/37/39-45
S23:Do not breathe vapour.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3281 6.1/PG 2
WGK Germany: 3
RTECS: OP1450000
TSCA: Yes
HazardClass: 6.1
PackingGroup: II
OSHA PEL: TWA 0.2 mg(Mn)/m3 (skin)
ACGIH TLV: TWA 5 mg(Mn)/m3
1.Handling and Storage
Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage: Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container.
2.Fire Fighting Measures
General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.
