The invention concerns a ligand comprising wherein n is an integer from 1 to 5, X represents —NO
2
, —NH
2
, —NCS, —NHCOCH
2
-Z. NHCO—W—COCNHS, —NH-Q, —NHCS-Q, —NHCOCH
2
-Q, or —NHCO(CH
2
)?m ?-Q where Q is an hapten chosen from the group consisting of steroids, enzymes, proteins, monoclonal antibodies, chimeric antibodies, or fragments thereof or any activated linker ready for coupling reaction, Y is CO
2
H or PO
3
H
2
W is —(CH
2
)
m
— m is an integer from 1 to 10. Z is chloride, bromide or iodine.
1
该发明涉及一种
配体,其中n是1到5之间的整数,X代表—
NO2,—NH2,—
NCS,—NHCO -Z. NHCO—W—COCNHS,—NH-Q,—NHCS-Q,—NHCO -Q,或—NHCO(
CH2)m ?-Q,其中Q是从类囊体,酶,蛋白质,单克隆
抗体,嵌合
抗体或其片段中选择的半抗原,或任何准备进行偶联反应的活化连接剂,Y是CO2H或PO3H2W是—( )m—m是1到10之间的整数,Z是
氯化物,
溴化物或
碘化物。