摘要:
The invention relates to a compound corresponding to general formula (I) wherein n is a whole number from 1-6, m is a whole number equal to 5, 6 or 7, R1is an OH group, all R1s are identical, Z is an NHX group, X is a hydrogen atom, and R is a hydrogen atom or a bioidentification element, with the proviso that the compound wherein n = 1, m = 6, Z = NH2 and R1 = OH is excluded.
摘要:
The invention relates to a compound corresponding to general formula (I) wherein n is a whole number from 1-6, m is a whole number equal to 5, 6 or 7, R1is an OH group, all R1s are identical, Z is an NHX group, X is a hydrogen atom, and R is a hydrogen atom or a bioidentification element, with the proviso that the compound wherein n = 1, m = 6, Z = NH2 and R1 = OH is excluded.
摘要:
The invention relates to a compound according to the following general formula (I), in which: m represents an integer equal to 5, 6 or 7; n and n' represent an integer from 1 to 5; the A groups represent, in particular, a hydrogenated atom; X represents O or S; Y represents, in particular, a group NR1, R1, representing, in particular, a hydrogenated atom; W represents CH or N; and Z represents, in particular, a hydrogenated atom.
摘要:
The invention relates to a compound according to the following general formula (I), in which: m represents an integer equal to 5, 6 or 7; n and n' represent an integer from 1 to 5; the A groups represent, in particular, a hydrogenated atom; X represents O or S; Y represents, in particular, a group NR1, R1, representing, in particular, a hydrogenated atom; W represents CH or N; and Z represents, in particular, a hydrogenated atom.
摘要:
The invention concerns a highly region-selective method for preparing a cyclodextrin C-6 monosulphonyl derivative in particular beta -cyclodextrin, which consists in reacting said cyclodextrin with a sulphonylation agent in an aqueous alkaline solution in the presence of a metal salt capable of forming a co-ordinating complex with the cyclodextrin secondary hydroxyl groups, and at the end of the reaction in recuperating said cyclodextrin C-6 monosuphonyl derivative from the reaction mixture. Cyclodextrin monosulphonyl derivatives are particularly useful as starting materials for obtaining monofunctionalised cyclodextrin derivatives.
摘要:
The present invention relates to cyclodextrins having the following formula (I): to nanostructures comprising them, to processes for preparing them, to the use thereof, and also to compositions comprising them.