Molybdenum,tricarbonyl[(1,2,3,4,5,6-h)-1,3,5-cycloheptatriene]

Modify Date: 2026-07-14 08:09:53

Molybdenum,tricarbonyl[(1,2,3,4,5,6-h)-1,3,5-cycloheptatriene] Structure
Molybdenum,tricarbonyl[(1,2,3,4,5,6-h)-1,3,5-cycloheptatriene] structure
Common Name Molybdenum,tricarbonyl[(1,2,3,4,5,6-h)-1,3,5-cycloheptatriene]
CAS Number 12125-77-8 Molecular Weight 272.12900
Density N/A Boiling Point N/A
Molecular Formula C10H8MoO3 Melting Point 100-101ºC
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name carbon monoxide,molybdenum,toluene
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Melting Point 100-101ºC
Molecular Formula C10H8MoO3
Molecular Weight 272.12900
Exact Mass 273.95300
LogP 1.43470
Appearance of Characters crystal | orange to red
InChIKey WQAVHVQYKSYTII-UHFFFAOYSA-N
SMILES C1=CC=CCC=C1.[C-]#[O+].[C-]#[O+].[C-]#[O+].[Mo]
Water Solubility It is insoluble in water.

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QA4700000
CHEMICAL NAME :
Molybdenum, tricarbonyl(1,3,5-cycloheptatriene)-
CAS REGISTRY NUMBER :
12125-77-8
LAST UPDATED :
199712
DATA ITEMS CITED :
21
MOLECULAR FORMULA :
C10-H8-Mo-O3
MOLECULAR WEIGHT :
272.12
WISWESSER LINE NOTATION :
L70J 0-MO-CO&CO&CO

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 :
32 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#04764 *** 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 (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 (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 (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 *** 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

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xn:Harmful;
Risk Phrases R20/21/22;R36/37/38
Safety Phrases S26-S37/39
RIDADR UN3466
WGK Germany 3
RTECS QA4700000
Packaging Group III
Hazard Class 6.1

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Tricarbonyl(cycloheptatriene)molybdenum(0)
MFCD00004160
(Cycloheptatriene)molybdenum tricarbonyl
EINECS 235-197-4

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the safety information for carbon monoxide,molybdenum,toluene?
A: Safety information for carbon monoxide,molybdenum,toluene: S26-S37/39.
Q: What is the InChIKey of carbon monoxide,molybdenum,toluene?
A: InChIKey of carbon monoxide,molybdenum,toluene is WQAVHVQYKSYTII-UHFFFAOYSA-N.
Q: What is the LogP of carbon monoxide,molybdenum,toluene?
A: LogP of carbon monoxide,molybdenum,toluene is 1.43470.
Q: What is the SMILES notation of carbon monoxide,molybdenum,toluene?
A: SMILES notation of carbon monoxide,molybdenum,toluene is C1=CC=CCC=C1.[C-]#[O+].[C-]#[O+].[C-]#[O+].[Mo].
Q: What is the CAS number of carbon monoxide,molybdenum,toluene?
A: CAS number of carbon monoxide,molybdenum,toluene is 12125-77-8.
Q: What is the molecular weight of carbon monoxide,molybdenum,toluene?
A: Molecular weight of carbon monoxide,molybdenum,toluene is 272.12900.
Q: What English synonyms does carbon monoxide,molybdenum,toluene have?
A: English synonyms of carbon monoxide,molybdenum,toluene: Tricarbonyl(cycloheptatriene)molybdenum(0), MFCD00004160, (Cycloheptatriene)molybdenum tricarbonyl, EINECS 235-197-4.
Q: What is the English name of carbon monoxide,molybdenum,toluene?
A: The English name of carbon monoxide,molybdenum,toluene is carbon monoxide,molybdenum,toluene.
Q: What is the melting point of carbon monoxide,molybdenum,toluene?
A: Melting point of carbon monoxide,molybdenum,toluene is 100-101ºC.
Q: What is the molecular formula of carbon monoxide,molybdenum,toluene?
A: Molecular formula of carbon monoxide,molybdenum,toluene is C10H8MoO3.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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