简介:4-硝基苯-α-D-吡喃半乳糖苷,4-Nitrophenyl α-D-galactopyranoside (PNP-alpha-D-Gal) 是一种 4-硝基苯基 (pNP) 糖吡喃糖苷的人工底物,用于检测 α-半乳糖苷酶活性。当 4-Nitrophenyl α-D-galactopyranoside 用作底物时,释放的 pNP 量会显着增加。
4-硝基苯-α-D-吡喃半乳糖苷物理化学性质:
密度 |
1.6±0.1 g/cm3 |
沸点 |
582.2±50.0 °C at 760 mmHg |
熔点 |
166-169ºC |
分子式 |
C12H15NO8 |
分子量 |
301.249 |
闪点 |
305.9±30.1 °C |
精确质量 |
301.079773 |
PSA |
145.2 |
LogP |
-0.55 |
蒸汽压 |
0.0±1.7 mmHg at 25°C |
折射率 |
1.648 |
储存条件 |
密封于2-8ºC阴凉干燥环境 |
稳定性 |
如果遵照规格使用和储存则不会分解。 |
4-硝基苯-α-D-吡喃半乳糖苷详细介绍:
中文名称: |
4-硝基苯-α-D-吡喃半乳糖苷 |
中文别名: |
4-硝基苯基 alpha-D-吡喃半乳糖苷;4-硝基苯-α-D-吡喃半乳糖苷;4-硝基苯基-α-D-吡喃半乳糖苷;对硝基苯基-α-D-吡喃半乳糖苷;4-硝基苯基α-D-吡喃半乳糖苷[α-D-牛乳糖用培养基];PNPG,对硝基苯-α-D-半乳糖苷;-硝基苯基α-D-吡喃半乳糖苷[α-D-牛乳糖用培养基];4-硝基苯-ALPHA-D-半乳糖苷;4-硝基苯-Α-D-半乳糖苷(PNPG);4-硝基苯基-ALPHA-D-半乳糖苷;4-硝基苯基-半乳糖苷;PNPG,4-硝基苯-α-D-吡喃半乳糖苷;PNPG,对硝基苯-Α-D-吡喃葡萄糖苷;PNPG糖苷;对硝基苯-ALPHA-D-半乳糖苷;对硝基苯-α-D-半乳糖苷 |
英文名称: |
4-Nitrophenyl-alpha-D-galactopyranoside |
英文别名: |
4-Nitrophenyl alpha-D-galactopyranoside;4-NITROPHENYL-ALPHA-D-GALACTOPYRANOSIDE;4-Nitrophenyl α-D-galacto-pyran-oside;4-Nitrophenyl alpha-D-Galactopyranoside [Substrate for alpha-D-Galactosidase];4-Nitrophenyl a-D-galactopyranoside;4-Nitrophenyl α-D-galactopyranoside;NITROPHENYL-a-D-GALACTOPYRANOSIDE, 4-(RG);p-Nitrophenyl .α.-D-galactopyranoside;p-Nitrophenyl α-D-Ga;p-Nitrophenyl α-D-Galactopyranoside;P-NITROPHENYL-ALPHA-D -GALACTOPYRANOSIDE CRYSTALLINE;4-Nitrophenyl α-D-galactopyranoside;amp;GAL1-A-PNP;oside;PNPG;pNP-galactopyranoside;pyran­Galactopyranoside,p-nitrophenyl, a-D-(8CI);4-Nitrophenyl a-D-galactoside;NSC 89286;p-Nitrophenyl a-D-galactopyranoside;p-Nitrophenyl a-D-galactoside;p-Nitrophenyl a-galactopyranoside;p-Nitrophenyl a-galactoside;p-NITROPHENYL-alpha-D-GALACTOPYRANOSIDE;4-nitrophenyl ;A-d-galactopyranoside;p-Nitrophenyl alpha-D-galactopyranoside;p-nitrophenyl-alpha-D-galactoside;4-nitrophenyl-alpha-D-galactoside;1-O-(p-nitrophenyl)-alpha-D-galactose;1-O-(4-nitrophenyl)-alpha-D-galactose;1-O-(4-nitrophenyl)-alpha-D-galactopyranose;1-O-(p-nitrophenyl)-alpha-D-galactopyranose |
CAS号: |
7493-95-0 |
分子式: |
C12H15NO8 |
分子量: |
301.25 |
详细描述 |
博飞美科商城提供的[Sigma-Aldrich]4-Nitrophenyl α-D-Galactopyranoside为博飞美科出品,产品稳定,定制速度快,极大地方便了广大科研客户的使用需求。产品包装为5G,安全运输。 属性: 质量水平:200 测定:≥99% (TLC) 形式:powder 溶解性:methanol: 100 mg/mL, clear to very slightly hazy 储存温度:−20°C SMILES string:OC[C@H]1O[C@H](Oc2ccc(cc2)[N+]([O-])=O)[C@H](O)[C@@H](O)[C@H]1O InChI:1S/C12H15NO8/c14-5-8-9(15)10(16)11(17)12(21-8)20-7-3-1-6(2-4-7)13(18)19/h1-4,8-12,14-17H,5H2/t8-,9+,10+,11-,12+/m1/s1 InChI key:IFBHRQDFSNCLOZ-IIRVCBMXSA-N 应用: 4-硝基苯α-D-吡喃半乳糖苷已用作测定α-半乳糖苷酶活性的底物。 包装: 1, 5 g in poly bottle 100, 250, 500 mg in glass bottle 查询关键词:“7493-95-0,4-硝基苯-α-D-吡喃半乳糖苷,4-Nitrophenyl α-D-Galactopyranoside,Sigma-Aldrich,上海现货”。 |
4-硝基苯-α-D-吡喃半乳糖苷参考文献:
[1]. Okamoto-Nakazato A. Implications of the galactosidase activity of yieldin in the regulatory mechanism of yield threshold that is fundamental to cell wall extension. Physiol Plant. 2018 Jun;163(2):259-266.