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  7. 4,4-Dimethyl-2-pentyne, 97+%

4,4-Dimethyl-2-pentyne, 97+%

Catalog No. p-7045306
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Quantity:
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5 g
Catalog No. Quantity
AAL1021003 1 g
AAL1021006 5 g
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Catalog No. AAL1021003

Supplier: Thermo Scientific Chemicals L1021003

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Description

CAS: 999-78-0 | C7H12 | 96.17 g/mol

4,4-Dimethyl-2-pentyne is used in organometallic reactions for regioselectivity of its insertion into the Pd-C bond of cyclopalladated complexes. It is also used to prepare pyrimidine-dione by reacting with isocyanate in the presence of nickel/ N-heterocyclic carbene.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
4,4-Dimethyl-2-pentyne is used in organometallic reactions for regioselectivity of its insertion into the Pd-C bond of cyclopalladated complexes. It is also used to prepare pyrimidine-dione by reacting with isocyanate in the presence of nickel/ N-heterocyclic carbene.

Solubility
Immiscible with water.

Notes
Incompatible with oxidizing agents.

Chemical Identifiers

CAS 999-78-0
Molecular Formula C7H12
Molecular Weight (g/mol) 96.17
MDL Number MFCD00041613
InChI Key FOALCTWKQSWRST-UHFFFAOYSA-N
Synonym 4,4-dimethyl-2-pentyne, 2-pentyne, 4,4-dimethyl, acmc-20amsk, t-butylmethylacetylene, propyne, 1-tert-butyl, 2,2-dimethyl-3-pentyne, 4,4-dimethyl-pent-2-yne, tert-c4h9 c.$.cch3, tert-butylmethylacetylene, 4,4-dimethyl-2-pentyne,
PubChem CID 136786
IUPAC Name 4,4-dimethylpent-2-yne
SMILES CC#CC(C)(C)C

Specifications

Density 0.718
Boiling Point 82°C
Flash Point −10°C (14°F)
Odor Petrol-like
Refractive Index 1.4085
Linear Formula (CH3)3CC≡CCH3
Quantity 1 g
UN Number UN3295
Beilstein 1733540
Solubility Information Immiscible with water.
Formula Weight 96.17
Percent Purity ≥97%
Chemical Name or Material 4,4-Dimethyl-2-pentyne
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Safety and Handling

Hazard Category H225-H304
Hazard Statement GHS H Statement
H225-H304
Highly flammable liquid and vapor.
May be fatal if swallowed and enters airways.
Precautionary Statement P210-P233-P240-P241-P242-P243-P280-P301+P310-P303+P361+P353-P331-P370+P378q-P501c
DOTInformation Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: HYDROCARBONS, LIQUID, N.O.S.
TSCA No
Recommended Storage Ambient temperatures

RUO – Research Use Only