HCID 9915307, compound → HCID 22842419, compound

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Reaction Steps

This compound was prepared similarly as 7-biotinylamino-4-chloro-3-(2-phenylethoxy)isocoumarin from biotin acid chloride and 7-amino-4-chloro-3-propyloxyisocoumarin, yield 20%, mp 127°-131° C., NMR was consistent with the assigned structure, mass spectra (FAB+) m/e=502 (M+Na+1). Anal. Calc. for C22H26N3O5ClS.H2O: C, 53.06; H, 5.67; N, 8.44; Cl, 7.12. Found: C, 53.30; H, 5.67; N, 8.49; Cl, 7.03.

Provenance & Evidence