簡(jiǎn)介：4-硝基苯-α-D-吡喃半乳糖苷，4-Nitrophenyl α-D-galactopyranoside (PNP-alpha-D-Gal) 是一種 4-硝基苯基 (pNP) 糖吡喃糖苷的人工底物，用于檢測(cè) α-半乳糖苷酶活性。當(dāng) 4-Nitrophenyl α-D-galactopyranoside 用作底物時(shí)，釋放的 pNP 量會(huì)顯著增加。
4-硝基苯-α-D-吡喃半乳糖苷物理化學(xué)性質(zhì)：
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密度 |
1.6±0.1 g/cm3 |
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沸點(diǎn) |
582.2±50.0 °C at 760 mmHg |
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熔點(diǎn) |
166-169oC |
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分子式 |
C12H15NO8 |
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分子量 |
301.249 |
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閃點(diǎn) |
305.9±30.1 °C |
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精確質(zhì)量 |
301.079773 |
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PSA |
145.2 |
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LogP |
-0.55 |
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蒸汽壓 |
0.0±1.7 mmHg at 25°C |
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折射率 |
1.648 |
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儲(chǔ)存條件 |
密封于2-8oC陰涼干燥環(huán)境 |
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穩(wěn)定性 |
如果遵照規(guī)格使用和儲(chǔ)存則不會(huì)分解。 |
4-硝基苯-α-D-吡喃半乳糖苷詳細(xì)介紹：
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中文名稱： |
4-硝基苯-α-D-吡喃半乳糖苷 |
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中文別名： |
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;對(duì)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-牛乳糖用培養(yǎng)基];PNPG,對(duì)硝基苯-α-D-半乳糖苷;-硝基苯基α-D-吡喃半乳糖苷[α-D-牛乳糖用培養(yǎng)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,對(duì)硝基苯-Α-D-吡喃葡萄糖苷;PNPG糖苷;對(duì)硝基苯-ALPHA-D-半乳糖苷;對(duì)硝基苯-α-D-半乳糖苷 |
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英文名稱： |
4-Nitrophenyl-alpha-D-galactopyranoside |
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英文別名： |
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-galacto-pyran-oside;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 |
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CAS號(hào)： |
7493-95-0 |
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分子式： |
C12H15NO8 |
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分子量： |
301.25 |
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詳細(xì)描述 |
博飛美科商城提供的[Sigma-Aldrich]4-Nitrophenyl α-D-Galactopyranoside為博飛美科出品，產(chǎn)品穩(wěn)定，定制速度快，極大地方便了廣大科研客戶的使用需求。產(chǎn)品包裝為5G，安全運(yùn)輸。 屬性： 質(zhì)量水平：200 測(cè)定：≥99% (TLC) 形式：powder 溶解性：methanol: 100 mg/mL, clear to very slightly hazy 儲(chǔ)存溫度：?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 應(yīng)用： 4-硝基苯α-D-吡喃半乳糖苷已用作測(cè)定α-半乳糖苷酶活性的底物。 包裝： 1, 5 g in poly bottle 100, 250, 500 mg in glass bottle 查詢關(guān)鍵詞:“7493-95-0，4-硝基苯-α-D-吡喃半乳糖苷，4-Nitrophenyl α-D-Galactopyranoside，Sigma-Aldrich，上?，F(xiàn)貨”。 |
4-硝基苯-α-D-吡喃半乳糖苷參考文獻(xiàn)：
[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.
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