Basic information
- CAS
34822-90-7- Standard SMILES
[Tl][CH]1C=CC=C1- InChIKey
RKLJDPOVAWGBSD-UHFFFAOYSA-N- Molecular formula
- C5H5Tl
- Average molar mass
- 269.48 g/mol
- Monoisotopic mass
- 270.01355
Names & identifiers
- Preferred name
- Cyclopentadienylthallium
- IUPAC
- cyclopenta-2,4-dien-1-ylthallium
- English name
- Cyclopentadienylthallium
- Molecular formula
- C5Tl
- Molecular weight
- 264.44
Names & synonyms
Thallium cyclopentadienide2-Cyclopentadienyl thalliumThallium(I) cyclopentadienideThallium, (.eta.5-2,4-cyclopentadien-1-yl)-EINECS 252-229-2Thallium, 2,4-cyclopentadien-1-yl-NSC 114719Thallium, (eta5-2,4-cyclopentadien-1-yl)-RefChem:129835Thallium, picyclopentadienylThallium, picyclopentadienyl (8CI)UN1707
Show more names
ThalloceneCyclopentadienylthanlliumThallous cyclopentadienideCyclopentadienylthallium,95%Cyclopentadienylthallium,90%Cyclopentadienylthallium 95%
Thallium, (eta52,4cyclopentadien1yl)Thallium,(eta-2,4-cyclopentadien-1-yl)-Thallium, (eta52,4cyclopentadien1yl) (9CI)Thallium,(.eta.-2,4-cyclopentadien-1-yl)-Thallium, (eta5-2,4-cyclopentadien-1-yl)-(9CI)252-229-234822-90-7Cyclopentadienylthallium
Database identifiers
- CAS
34822-90-7- PubChem CID
- 97304
- EC Number
- 252-229-2
- Nikkaji
- J208.230F
Properties
Computed structural properties
- Topological polar surface area
- 0 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 0
- Rotatable bonds
- 0
- Heavy atoms
- 6
- Formal charge
- 0
- Complexity
- 80.1
Experimental & physicochemical properties
Chemical ClassesMetals -> Metals, Organic Compounds
Physical DescriptionLight yellow powder; Insoluble in water; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 300 °C · 300 °C(lit.)
- storage temp.
- 2 · 2-8°C
- form
- Powder
- color
- Light yellow to Amber to Dark green
- Sensitive
- Air Sensitive
- Exposure limits
- 0.02 mg/m3 · ACGIH: TWA 0.02 mg/m3 (Skin)NIOSH: IDLH 15 mg/m3; TWA 0.1 mg/m3
- InChI
- 1S/C5H5.Tl/c1-2-4-5-3-1;/h1-5H;
- InChIKey
- RKLJDPOVAWGBSD-UHFFFAOYSA-N
- SMILES
- [Tl].[CH]1[CH][CH][CH][CH]1
- EPA Substance Registry System
- Thallium, (.eta.5-2,4-cyclopentadien-1-yl)- (34822-90-7)
- UNSPSC Code
- 12352300 · 12352300
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H300 (100%): Fatal if swallowed [Danger Acute toxicity, oral]
P260, P264, P270, P271, P273, P284, P301+P316, P304+P340, P316, P319, P320, P321, P330, P391, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 44 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory InformationCyclopentadienylthallium: Does not have an individual approval but may be used under an appropriate group standard
Hazards SummaryAn irritant; Highly toxic by ingestion and inhalation; May have cumulative adverse effects; [Alfa Aesar MSDS] See Thallium and the linked occupational disease.
Hazard Classes and CategoriesAcute Tox. 2 (100%)
Toxicology
Adverse EffectsNeurotoxin - Sensorimotor
Safety data
- PPE
- dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- UN 1707 6.1/PG 2
- hs_code
- 2931.90.6000
- risk_code
- 26/28-33-51/53
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationThallium, (.eta.5-2,4-cyclopentadien-1-yl)-: INACTIVE
Applications
UsesReagent in preparation ofη5-Cyclopentadienylpalladium(II) complexes as catalysts for vinyl addition polymerization and copolymerization reactionsVersatile carbon ligands via oxidative cyclizationIsomeric dinuclear dicyclopentadienyl Ti chloride complexes containing bridging cyclopentadienylsiloxo ligands with Me Li and Lewis acidsBromide complexes of the triple-decker typeNaphthylazo cyclopalladates via regiospecific naphthyl carbon-hydrogen bond activationReactant fro:Selective reduction of the U3+ metallocene amidinate
Upstream & downstream products
Downstream products
Suppliers26 total
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
上海源象化学有限公司17312431727 · [email protected]
Aladdin Scientific[email protected]
上海迈瑞尔生化科技有限公司4006356688 18621169109 · [email protected]
安耐吉化学&3A（安徽泽升科技有限公司）021-58432009 400-005-6266 · [email protected]
阿法埃莎（中国）化学有限公司
Related reactions
6 records
Compound notes
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