US 11,926,605 B2
Functionalized bifuran and synthesis thereof
Kapil Kandel, Humble, TX (US); Stephen T. Cohn, Spring, TX (US); Michael Salciccioli, Ann Arbor, MI (US); Crisita Carmen H. Atienza, Houston, TX (US); and Alan A. Galuska, Huffman, TX (US)
Assigned to ExxonMobil Chemical Patents Inc., Baytown, TX (US)
Appl. No. 16/978,496
Filed by ExxonMobil Chemical Patents Inc., Baytown, TX (US)
PCT Filed Feb. 11, 2019, PCT No. PCT/US2019/017461
§ 371(c)(1), (2) Date Sep. 4, 2020,
PCT Pub. No. WO2019/182693, PCT Pub. Date Sep. 26, 2019.
Claims priority of provisional application 62/645,846, filed on Mar. 21, 2018.
Prior Publication US 2021/0009545 A1, Jan. 14, 2021
Int. Cl. C07D 307/36 (2006.01); C07D 307/54 (2006.01); C08G 63/185 (2006.01)
CPC C07D 307/36 (2013.01) [C07D 307/54 (2013.01); C08G 63/185 (2013.01)] 24 Claims
 
1. A furan coupling process comprising coupling a protected 2-furaldehyde to form a 5,5′-di-(protected)-2,2′-bifuran.