(2R,3S)-3-chloro-2-ethyltetrahydrofuran InChI=1/C6H11ClO/c1-2-6-5(7)3-4-8-6/h5-6H,2-4H2,1H3/t5-,6+/m0/s furan, 3-chloro-2-ethyltetrahydro-, (2R,3S)-