摘要 |
Alkoxylated resorcinol disulfonic acid derivatives (I) are new. Alkoxylated resorcinol disulfonic acid derivatives of formula (I) and their salts are new: Y1, Y2 = (CHR1CHR2O)nH; R1, R2 = H, Me or Et, provided that one is H if the other is Me or Et; n = 1-50. |