ChemicalBook >> CAS DataBase List >>4,4-Dimethyl-2-pentyne
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-;4,4-dimethyl-pent-2-yne;2-pentyne,4,4-dimethyl-;tert-butylmethylacetylene
- CBNumber:
- CB1484207
- Molecular Formula:
- C7H12
- Molecular Weight:
- 96.17
- MDL Number:
- MFCD00041613
- MOL File:
- 999-78-0.mol
Last updated:2023-04-23 13:52:06
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
Risk and Safety Statements
Symbol(GHS) | GHS02,GHS08 |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Hazard statements | H225-H304 | |||||||||
Precautionary statements | P210-P243-P301+P330+P331-P315-P403 | |||||||||
Risk Statements | 11 | |||||||||
Safety Statements | 9-16-33 | |||||||||
RIDADR | 3295 | |||||||||
HazardClass | 3 | |||||||||
PackingGroup | II | |||||||||
NFPA 704 |
|
4,4-Dimethyl-2-pentyne price More Price(5)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Alfa Aesar | L10210 | 4,4-Dimethyl-2-pentyne, 97+% | 999-78-0 | 1g | $52.65 | 2024-03-01 | Buy |
Alfa Aesar | L10210 | 4,4-Dimethyl-2-pentyne, 97+% | 999-78-0 | 5g | $188 | 2024-03-01 | Buy |
Strem Chemicals | 06-0150 | t-Butylmethylacetylene, min. 98% | 999-78-0 | 1g | $49 | 2024-03-01 | Buy |
Strem Chemicals | 06-0150 | t-Butylmethylacetylene, min. 98% | 999-78-0 | 5g | $196 | 2024-03-01 | Buy |
GFS CHEMICALS | 83721 | 4,4-DIMETHYL-2-PENTYNE98% | 999-78-0 | 5G | $119.85 | 2021-12-16 | Buy |
4,4-Dimethyl-2-pentyne Chemical Properties,Uses,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
4,4-Dimethyl-2-pentyne Suppliers
Global( 20)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49392 | 58 |
Hebei Guanlang Biotechnology Co., Ltd. | +8619930503259 | cherry@crovellbio.com | China | 18423 | 58 |
Aladdin Scientific | +1-+1(833)-552-7181 | sales@aladdinsci.com | United States | 52927 | 58 |
J & K SCIENTIFIC LTD. | 010-82848833 400-666-7788 | jkinfo@jkchemical.com | China | 96815 | 76 |
Alfa Aesar | 400-6106006 | saleschina@alfa-asia.com | China | 30132 | 84 |
Shanghai Xx-lab New Materials Co., Ltd | 13585834793 | xx_lab@126.com | China | 1298 | 58 |
Supplier | Advantage |
---|---|
CONIER CHEM AND PHARMA LIMITED | 58 |
Hebei Guanlang Biotechnology Co., Ltd. | 58 |
Aladdin Scientific | 58 |
J & K SCIENTIFIC LTD. | 76 |
Alfa Aesar | 84 |
Shanghai Xx-lab New Materials Co., Ltd | 58 |
999-78-0(4,4-Dimethyl-2-pentyne)Related Search:
1of4
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
2,2-dimethyl-3-pentyne
2-pentyne,4,4-dimethyl-
4,4-dimethyl-pent-2-yne
Propyne, 1-tert-butyl-
tert-butylmethylacetylene
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, 98%,
999-78-0
999780
CH33CCCCH3
C4H9CCCH3
organic compound