英文名:o-Nitrophenyl-β-D-Galactopyranoside,ONPG
中文名:邻硝基苯β-D-半乳吡喃糖苷
作用:作为β-半乳糖苷酶的底物
作用原理:ONPG可被β-半乳糖苷酶水解为半乳糖和黄色的邻-硝基苯酚(ONP),因此可以通过培养液颜色的变化测知β-半乳糖苷酶的活性
Sigma相关产品资料:
Sigma N1127 2-Nitrophenyl β-D-galactopyranoside
≥98% (enzymatic)
Synonym: o-Nitrophenyl β-D-galactopyranoside, ONPG
CAS Number: 369-07-3
Linear Formula: C12H15NO8
Molecular Weight: 301.25
Beilstein Registry Number: 92207
EC Number: 206-716-1
MDL number: MFCD00063255
PubChem Substance ID: 24897461
Description
Application Useful for detecting lacZ activity.
Substrates Chromogenic substrate for β-galactosidase
性质
assay ≥98% (enzymatic)
storage temp. −20°C