272965

2,4-Dimethyl-2,3-pentadiene

97%

• Synonym(s): Tetramethylallene
• Linear Formula: (CH₃)₂C=C=C(CH₃)₂
• CAS Number: 1000-87-9
• Molecular Weight: 96.17
• Beilstein: 1733258
• EC Number: 213-679-5
• MDL number: MFCD00060915
• UNSPSC Code: 12352100
• PubChem Substance ID: 24856521

Properties

• Assay: 97%
• refractive index: n20/D 1.440 (lit.)
• bp: 87-88 °C (lit.)
• density: 0.701 g/mL at 25 °C (lit.)
• SMILES string: CC(C)=C=C(C)C
• InChI: 1S/C7H12/c1-6(2)5-7(3)4/h1-4H3
• InChI key: DZSNJASVIURWOG-UHFFFAOYSA-N

Description

Application

2,4-Dimethyl-2,3-pentadiene was used in the synthesis of 3-(2,4-dimethyl-1,2-pentadienyl) and 2-(3-methyl-1,2-butadienyl) sulfinic acids via ene addition reaction in liquid sulphur dioxide.

Safety Information

• Pictograms: GHS02,GHS08,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H304,H315,H319,H335
• Precautionary Statements: P210 - P233 - P301 + P310 - P303 + P361 + P353 - P305 + P351 + P338 - P331
• Hazard Classifications: Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 10.4 °F - closed cup
• Flash Point(C): -12 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves