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  1. Isobutane - Wikipedia

  2. Isobutane | C4H10 | CID 6360 - PubChem

  3. Isobutane - NIST Chemistry WebBook

  4. 2.3: Day 11- Molecular Structure- Isomers - Chemistry LibreTexts

  5. Structure of ISOBUTANE (C4H10) - Mol-Instincts

  6. 12.3: The Structure of Organic Molecules - Chemistry LibreTexts

  7. Isobutane Formula & Structure - Purdue University

  8. Isobutane | C4H10 - ChemSpider

  9. 4.2: Isomers - Chemistry LibreTexts

  10. Isobutane - NIST Chemistry WebBook