4,4-Dimethyl-2-pentyne
- CAS NO.：999-78-0
- Empirical Formula: C7H12
- Molecular Weight: 96.17
- MDL number: MFCD00041613
- EINECS: 633-707-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-04-23 13:52:06
What is 4,4-Dimethyl-2-pentyne?
The Uses of 4,4-Dimethyl-2-pentyne
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
Properties of 4,4-Dimethyl-2-pentyne
| 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 for 4,4-Dimethyl-2-pentyne
| Pictogram(s) |
 Flame Flammables GHS02  Health Hazard GHS08 |
| GHS Hazard Statements |
H225:Flammable liquids H304:Aspiration hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P243:Take precautionary measures against static discharge. P315:Get immediate medical advice/attention. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P403:Store in a well-ventilated place. |
Computed Descriptors for 4,4-Dimethyl-2-pentyne
New Products
4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 3-((Dimethylamino)methyl)-5-methylhexan-2-one oxalate 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine Nimesulide BP Aceclofenac IP/BP/EP Diclofenac Sodium IP/BP/EP/USP Mefenamic Acid IP/BP/EP/USP Ornidazole IP Diclofenac Potassium THOMAIND PAPER PH 2.0 TO 4.5 1 BOX BUFFER CAPSULE PH 9.2 - 10 CAP SODIUM CHLORIDE 0.1N CVS ALLOXAN MONOHYDRATE 98% PLATINUM 0.5% ON 3 MM ALUMINA PELLETS (TYPE 73) LITHIUM AAS SOLUTION 2-Bromo-1-(bromomethyl)-3-chloro-5-nitrobenzene 2-Bromo-3-nitroaniline N-(3-Hydroxypropyl)-N-methylacetamide 3-Bromo-6-chloropyridazine 4-ethyl-3-nitrobenzoic acidRelated products of tetrahydrofuran
You may like
-
4,4-Dimethyl-2-pentyne CAS 999-78-0View Details
999-78-0 -
1-Methyl-6-oxo-1,6-dihydropyridazine-3-carbonitrile 98%View Details
99903-60-3 -
1823368-42-8 98%View Details
1823368-42-8 -
2-(3-(tert-butyl)phenoxy)-2-methylpropanoic acid 1307449-08-6 98%View Details
1307449-08-6 -
Ethyl 3-(furan-2-yl)-3-hydroxypropanoate 25408-95-1 98%View Details
25408-95-1 -
2-Chloro-5-fluoro-1-methoxy-3-methylbenzene 98%View Details
1805639-70-6 -
1784294-80-9 98%View Details
1784294-80-9 -
Lithium ClavulanateView Details
61177-44-4
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.