Molybdenum, [(2,3,5,6-h)-bicyclo[2.2.1]hepta-2,5-diene]tetracarbonyl-

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Names

[ CAS No. ]:
12146-37-1

[ Name ]:
Molybdenum, [(2,3,5,6-h)-bicyclo[2.2.1]hepta-2,5-diene]tetracarbonyl-

[Synonym ]:
bicycloheptadienemolybdenunim tetracarbonyl
MFCD00065319

Chemical & Physical Properties

[ Boiling Point ]:
89.5ºC at 760 mmHg

[ Melting Point ]:
79-81ºC(lit.)

[ Molecular Formula ]:
C11H4MoO4

[ Molecular Weight ]:
296.10700

[ Exact Mass ]:
297.91600

[ LogP ]:
0.78810

[ Vapour Pressure ]:
66mmHg at 25°C

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QA4684000
CHEMICAL NAME :
Molybdenum, (2,5-norbornadienyl)tetracarbonyl-
CAS REGISTRY NUMBER :
12146-37-1
LAST UPDATED :
199712
DATA ITEMS CITED :
25
MOLECULAR FORMULA :
C11-H7-Mo-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
22 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#11426 *** REVIEWS *** ACGIH TLV-TWA 10 mg(Mo)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 10 mg(Mo)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,173,1971 OSHA PEL (Gen Indu):8H TWA 15 mg(Mo)/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Gen Indu):8H TWA 5 mg(Mo)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 15 mg(Mo)/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Construc):8H TWA 5 mg(Mo)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 15 mg(Mo)/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Shipyard):8H TWA 5 mg(Mo)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 15 mg(Mo)/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 OSHA PEL (Fed Cont):8H TWA 5 mg(Mo)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 10 mg(Mo)/m3 JAN 1993 OEL-BELGIUM:TWA 10 mg(Mo)/m3 JAN 1993 OEL-DENMARK:TWA 10 mg(Mo)/m3 JAN 1993 OEL-FRANCE:TWA 5 mg(Mo)/m3;STEL 10 mg(Mo)/m3 JAN 1993 OEL-GERMANY:TWA 15 mg(Mo)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 10 mg(Mo)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 15 mg(Mo)/m3 JAN 1993 OEL-SWEDEN:TWA 10 mg(Mo)/m3 (total dust) JAN 1993 OEL-SWEDEN:TWA 5 mg(Mo)/m3 (resp. dust) JAN 1993 OEL-SWITZERLAND:TWA 10 mg(Mo)/m3 JAN 1993 OEL-TURKEY:TWA 15 mg(Mo)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 10 mg(Mo)/m3;STEL 20 mg(Mo)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302 + H312 + H332-H315-H319-H335

[ Precautionary Statements ]:
P261-P280-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
20/21/22-36/37/38

[ Safety Phrases ]:
26-36

[ RIDADR ]:
NONH for all modes of transport

[ RTECS ]:
QA4684000

Synthetic Route

Precursor & DownStream

Precursor

  • Norbornadiene
  • Carbon monooxide-molybdenum (6:1)
  • Mo(CO)4(η4-1,5-hexadiene)

DownStream

  • Carbon monooxide-molybdenum (6:1)
  • Norbornadiene
  • bis(trichlorophosphine)molybdenum tetracarbonyl
  • Mo(CO)4(1,5-cyclooctadiene)

Related Compounds

  • 1-(2,3-dihydro-1H-inden-5-yl)-3-oxocyclobutane-1-carbonitrile
  • 4-(3-Methyl-2-nitrophenyl)butan-2-one
  • 1-[(2-methylpropoxy)methyl]-1H-imidazol-2-amine
  • 1-[1-(1-methyl-1H-indol-4-yl)cyclopropyl]ethan-1-one
  • 3-oxo-1-(trimethyl-1H-pyrazol-4-yl)cyclobutane-1-carbonitrile
  • benzyl N-(4-hydroxy-3-methylidenebutyl)carbamate
  • 1-{1-[6-(Dimethylamino)pyridin-3-yl]cyclopropyl}ethan-1-one
  • 4-(2,2-difluoroacetyl)-N,N-dimethylbenzamide
  • 5-(Trifluoroacetyl)-5-azaspiro[2.3]hexane-1-carboxylic acid
  • 1-{1-[2-(Difluoromethoxy)phenyl]cyclopropyl}ethan-1-one
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