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ChemicalBook >> CAS DataBase List >> 4,4-Dimethyl-2-pentyne

4,4-Dimethyl-2-pentyne

4,4-Dimethyl-2-pentyne price.
  • $49 - $196
  • Product name: 4,4-Dimethyl-2-pentyne
  • CAS: 999-78-0
  • MF: C7H12
  • MW: 96.17
  • EINECS:633-707-3
  • MDL Number:MFCD00041613
  • Synonyms:4,4-DIMETHYL-2-PENTYNE;T-BUTYLMETHYLACETYLENE;TIMTEC-BB SBB008719;(tert-C4H9)CequivCCH3;4,4-Dimethyl-2-pentyne, 97+%;t-Butylmethylacetylene, min. 98%;t-Butylmethylacetylene,min.98%;1-tert-butyl-1-propyne
Price5 Properties Safety Information Description
5 prices
Selected condition：
Brand
  • Alfa Aesar
  • GFS CHEMICALS
  • Strem Chemicals
Package
  • 1g
  • 5g
  • ManufacturerAlfa Aesar
  • Product numberL10210
  • Product description4,4-Dimethyl-2-pentyne, 97+%
  • Packaging1g
  • Price$52.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL10210
  • Product description4,4-Dimethyl-2-pentyne, 97+%
  • Packaging5g
  • Price$188
  • Updated2024-03-01
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number83721
  • Product description4,4-DIMETHYL-2-PENTYNE98%
  • Packaging5G
  • Price$119.85
  • Updated2021-12-16
  • Buy
  • ManufacturerStrem Chemicals
  • Product number06-0150
  • Product descriptiont-Butylmethylacetylene, min. 98%
  • Packaging1g
  • Price$49
  • Updated2024-03-01
  • Buy
  • ManufacturerStrem Chemicals
  • Product number06-0150
  • Product descriptiont-Butylmethylacetylene, min. 98%
  • Packaging5g
  • Price$196
  • Updated2024-03-01
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar L10210 4,4-Dimethyl-2-pentyne, 97+% 1g $52.65 2024-03-01 Buy
Alfa Aesar L10210 4,4-Dimethyl-2-pentyne, 97+% 5g $188 2024-03-01 Buy
GFS CHEMICALS 83721 4,4-DIMETHYL-2-PENTYNE98% 5G $119.85 2021-12-16 Buy
Strem Chemicals 06-0150 t-Butylmethylacetylene, min. 98% 1g $49 2024-03-01 Buy
Strem Chemicals 06-0150 t-Butylmethylacetylene, min. 98% 5g $196 2024-03-01 Buy

Properties

Melting point :-82.4°C
Boiling point :83°C
Density :0.718
refractive index :1.4071
Flash point :-10°C
form :liquid
color :colorless
Water Solubility :Immiscible with water.
BRN :1733540
CAS DataBase Reference :999-78-0
NIST Chemistry Reference :2-Pentyne, 4,4-dimethyl-(999-78-0)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictograms
Signal word:
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger GHS hazard pictograms P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger GHS hazard pictograms
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P243 Take precautionary measures against static discharge.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P315 Get immediate medical advice/attention.
P403 Store in a well-ventilated place.

Description

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.

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Suppliers and manufacturers

CONIER CHEM AND PHARMA LIMITED
Hebei Guanlang Biotechnology Co., Ltd.
Aladdin Scientific J & K SCIENTIFIC LTD. Alfa Aesar Shanghai Xx-lab New Materials Co., Ltd