4,4-Dimethyl-2-pentyne

Product Name: 4,4-Dimethyl-2-pentyne
CAS No.: 999-78-0
Chemical Name: 4,4-Dimethyl-2-pentyne
Synonyms: TIMTEC-BB SBB008719;(tert-C4H9)CequivCCH3;2,2-dimethyl-3-pentyne;1-tert-butyl-1-propyne;T-BUTYLMETHYLACETYLENE;4,4-DIMETHYL-2-PENTYNE;Propyne, 1-tert-butyl-;2-pentyne,4,4-dimethyl-;4,4-dimethyl-pent-2-yne;tert-butylmethylacetylene
CBNumber: CB1484207
Molecular Formula: C7H12
Formula Weight: 96.17
MOL File: 999-78-0.mol

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4,4-Dimethyl-2-pentyne Property

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)

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Safety

Risk Statements: 11
Safety Statements: 9-16-33
RIDADR: 3295
HazardClass: 3
PackingGroup: II

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Hazard statements

H225Highly Flammable liquid and vapour

H304May be fatal if swallowed and enters airways

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P243Take precautionary measures against static discharge.

P301+P330+P331IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

P315Get immediate medical advice/attention.

P403Store in a well-ventilated place.

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N-Bromosuccinimide Price

Alfa Aesar

Product number: L10210
Product name: 4,4-Dimethyl-2-pentyne, 97+%
Packaging: 1g
Price: $52.65
Updated: 2024/03/01

Alfa Aesar

Product number: L10210
Product name: 4,4-Dimethyl-2-pentyne, 97+%
Packaging: 5g
Price: $188
Updated: 2024/03/01

Strem Chemicals

Product number: 06-0150
Product name: t-Butylmethylacetylene, min. 98%
Packaging: 1g
Price: $49
Updated: 2024/03/01

Strem Chemicals

Product number: 06-0150
Product name: t-Butylmethylacetylene, min. 98%
Packaging: 5g
Price: $196
Updated: 2024/03/01

GFS CHEMICALS

Product number: 83721
Product name: 4,4-DIMETHYL-2-PENTYNE98%
Packaging: 5G
Price: $119.85
Updated: 2021/12/16

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4,4-Dimethyl-2-pentyne Chemical Properties,Usage,Production

Uses

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.

Synthesis Reference(s)

Tetrahedron Letters, 22, p. 2443, 1981 DOI: 10.1016/S0040-4039(01)92928-4

4,4-Dimethyl-2-pentyne Preparation Products And Raw materials

Raw materials

Preparation Products

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4,4-Dimethyl-2-pentyne Suppliers

China 7 Germany 2 United Kingdom 1 United States 10 Global 20

J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 96815
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Alfa Aesar

Tel: 400-6106006
Fax: 021-67582001/03/05
Email: saleschina@alfa-asia.com
Country: China
ProdList: 30123
Advantage: 84

CONIER CHEM AND PHARMA LIMITED

Tel: +8618523575427
Email: sales@conier.com
Country: China
ProdList: 49374
Advantage: 58

Shanghai Xx-lab New Materials Co., Ltd

Tel: 13585834793
Email: xx_lab@126.com
Country: China
ProdList: 1428
Advantage: 58

Aladdin Scientific

Tel: +1-+1(833)-552-7181
Email: sales@aladdinsci.com
Country: United States
ProdList: 52925
Advantage: 58

Hebei Weibang Biotechnology Co., Ltd

Tel: +8617732866630
Email: bess@weibangbio.com
Country: China
ProdList: 18154
Advantage: 58

999-78-0, 4,4-Dimethyl-2-pentyneRelated Search:

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4,4-DIMETHYL-2-PENTYNE

T-BUTYLMETHYLACETYLENE

TIMTEC-BB SBB008719

(tert-C4H9)CequivCCH3

4,4-DIMETHYL-2-PENTYNE, 98%4,4-DIMETHYL-2-PENTYNE, 98%4,4-DIMETHYL-2-PENTYNE, 98%4,4-DIMETHYL-2-PENTYNE, 98%

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

t-Butylmethylacetylene, min. 98%

4,4-DIMETHYL-2-PENTYNE, 98%,

t-Butylmethylacetylene,min.98%

1-tert-butyl-1-propyne

2,2-dimethyl-3-pentyne

2-pentyne,4,4-dimethyl-

4,4-dimethyl-pent-2-yne

Propyne, 1-tert-butyl-

tert-butylmethylacetylene

999-78-0

999780

CH33CCCCH3

C4H9CCCH3

organic compound