277142

1-Bromo-2-methyl-1-propene

98%

• Synonym(s): Isocrotyl bromide
• Linear Formula: (CH₃)₂C=CHBr
• CAS Number: 3017-69-4
• Molecular Weight: 135.00
• Beilstein: 1733844
• MDL number: MFCD00009885
• UNSPSC Code: 12352100
• PubChem Substance ID: 24856737
• NACRES: NA.22

Properties

• Quality Level: 100
• Assay: 98%
• form: liquid
• refractive index: n20/D 1.462 (lit.)
• bp: 92 °C (lit.)
• density: 1.318 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: C\C(C)=C\Br
• InChI: 1S/C4H7Br/c1-4(2)3-5/h3H,1-2H3
• InChI key: DEFNUDNHTUZJAL-UHFFFAOYSA-N

Description

Application

1-Bromo-2-methyl-1-propene has been used in:

• preparation of esters of 2,4-dienoic acids via palladium catalyzed reaction with methyl acrylate in the presence of triethylamine
• total synthesis of ocular age pigment, A2-E
• synthesis of 3-nor-geraniol [²H₂]

Other Notes

May darken in storage

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H315,H319,H335
• Precautionary Statements: P210 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: 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): 44.6 °F - closed cup
• Flash Point(C): 7 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves