Patent ID: 6335462
Filing Date: 2002-01-01
Classification: C07C,C07J,C09K

Abstract:
A compound of the formula IX(â€”Y1â€”A1â€”Y2â€”Mâ€”Y3â€”A2â€”Z)nâ€ƒâ€ƒI, whereX is a non-chiral alkylene radical A1 and A2, independently of one another, are a direct bond or an alkylene spacer, Y1 is COO or OCO, Y2 is a direct bond, Y3 is O or S, M is a radical of the formula (â€”Tâ€”Y1)sâ€”T where the radicalsT, independently of one another, are aromatic or heteroaromatic radicals, Y1 is COO or OCO s is from 1 to 3, Z is a radical of the formula CH2&boxH;CH, CH2&boxH;CCl or CH2&boxH;C(CH3) n is a number from 2 to 6, and wherein the compound of formula I is non-chiral.