酶, 抑制剂, 底物, Enzymes

酶(enzyme)是由活细胞产生的、对其底物具有高度特异性和高度催化效能的蛋白质或RNA。酶的催化作用有赖于酶分子的一级结构及空间结构的完整。是一类极为重要的生物催化剂(biocatalyst)。辅酶(coenzyme)是一大类有机辅助因子的总称,是酶催化氧化还原反应、基团转移和异构反应的必须因子。是一类可以将化学基团从一个酶转移到另一个酶上的有机小分子,与酶较为松散地结合,对于特定酶的活性发挥是必要的。

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染料木黄酮 [金雀异黄酮],Genistein;analytical standard, ≥97% (HPLC)

92136
别名:染料木黄酮标准品;金雀异黄酮标准品;4′,5,7-三羟基异黄酮, 5,7-二羟基-3-(4-羟基苯基)-4H-1-苯并吡喃-4-酮;染料木素;4′,5,7-Trihydroxyisoflavone, 5,7-Dihydroxy-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one

Empirical Formula (Hill Notation): C15H10O5 CAS号: 446-72-0 分子量: 270.24 Beilstein: 263823 EC 号: 207-174-9 MDL编号: MFCD00016952 PubChem化学物质编号: 329769870 NACRES: NA.24
¥2,843.46

染料木黄酮 [金雀异黄酮],Genistein;from Glycine max (soybean), ~98% (HPLC)

G6776
别名:4′,5,7-三羟基异黄酮, 5,7-二羟基-3-(4-羟基苯基)-4H-1-苯并吡喃-4-酮;染料木素;4′,5,7-Trihydroxyisoflavone, 5,7-Dihydroxy-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one

Empirical Formula (Hill Notation): C15H10O5 CAS号: 446-72-0 分子量: 270.24 Beilstein: 263823 EC 号: 207-174-9 MDL编号: MFCD00016952 PubChem化学物质编号: 24895273 NACRES: NA.77
¥835.07

染料木黄酮 [金雀异黄酮],Genistein;Pharmaceutical Secondary Standard; Certified Reference Material

PHR1859
别名:染料木黄酮标准品;金雀异黄酮标准品;4′,5,7-三羟基异黄酮, 5,7-二羟基-3-(4-羟基苯基)-4H-1-苯并吡喃-4-酮;染料木素;4′,5,7-Trihydroxyisoflavone, 5,7-Dihydroxy-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one

Empirical Formula (Hill Notation): C15H10O5 CAS号: 446-72-0 分子量: 270.24 Beilstein: 263823 EC 号: 207-174-9 MDL编号: MFCD00016952 NACRES: NA.24
¥2,148.54

染料木黄酮 [金雀异黄酮],Genistein;synthetic, ≥98% (HPLC), powder

G6649
别名:4′,5,7-三羟基异黄酮, 5,7-二羟基-3-(4-羟基苯基)-4H-1-苯并吡喃-4-酮;染料木素;4′,5,7-Trihydroxyisoflavone, 5,7-Dihydroxy-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one

Empirical Formula (Hill Notation): C15H10O5 CAS号: 446-72-0 分子量: 270.24 Beilstein: 263823 EC 号: 207-174-9 MDL编号: MFCD00016952 PubChem化学物质编号: 24278036 NACRES: NA.77
¥553.72

水飞蓟素,Silymarin;flavonolignans

S0292
别名:益肝灵;利肝泰;西利马灵;利肝隆;Silymarin, Silymarine , Milk Thistle Extract, Milk Thistl;Silibinin;Silybin;silymarin group;2,3-Dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-6-(3,5,7-trihydroxy-4-oxobenzopyran-2-yl)benzodioxin;Silybum marianum;Silybum Extract

CAS号: 65666-07-1 MDL编号: MFCD01776359 NACRES: NA.81
¥623.09

水飞蓟宾,Silibinin;≥98% (HPLC)

S0417
别名:西利马林;2,3-二氢-3-(4-羟基-3-甲氧基苯基)-2-(羟甲基)-6-(3,5,7-三羟基-4-氧代苯并吡喃-2-基)苯并二氧杂环己;2,3-Dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-6-(3,5,7-trihydroxy-4-oxobenzopyran-2-yl)benzodioxin, Silybin

Empirical Formula (Hill Notation): C25H22O10 CAS号: 22888-70-6 分子量: 482.44 EC 号: 245-302-5 MDL编号: MFCD03225424 PubChem化学物质编号: 24899437 NACRES: NA.83
¥542.34

6-巯基嘌呤一水合物,6-Mercaptopurine monohydrate;98%

852678
别名:巯嘌呤;6-嘌呤硫醇;6-硫代嘌呤;6-巯基嘌呤水合物;6-Purinethiol, 6-Thiohypoxanthine

Empirical Formula (Hill Notation): C5H4N4S · H2O CAS号: 6112-76-1 分子量: 170.19 Beilstein: 4012091 EC 号: 200-037-4 MDL编号: MFCD03854445 PubChem化学物质编号: 24888330
¥305.79

6-巯基嘌呤一水合物,6-Mercaptopurine monohydrate;Pharmaceutical Secondary Standard; Certified Reference Material

PHR1611
别名:巯嘌呤标准品;6-嘌呤硫醇;6-硫代嘌呤;6-巯基嘌呤水合物;6-Purinethiol, 6-Thiohypoxanthine

Empirical Formula (Hill Notation): C5H4N4S·H2O CAS号: 6112-76-1 分子量: 170.19 Beilstein: 4012091 EC 号: 200-037-4 MDL编号: MFCD03854445 PubChem化学物质编号: 329823508 NACRES: NA.24
¥1,779.68

6-硫代鸟嘌呤,6-Thioguanine;≥98%

A4882
一种抗白血病和免疫抑制剂,an anti-leukemia and immunosuppressant agent;别名:6-硫鸟嘌呤;2-氨基-6-巯嘌呤, 2-氨基-6巯基嘌呤,2-Amino-6-mercaptopurine, 2-Amino-6-purinethiol

Empirical Formula (Hill Notation): C5H5N5S CAS号: 154-42-7 分子量: 167.19 Beilstein: 157765 EC 号: 205-827-2 MDL编号: MFCD00233553 PubChem化学物质编号: 24890748 NACRES: NA.77
¥544.75

6-硫代鸟嘌呤,6-Thioguanine;Hybri-Max™, 50 ×, γ-irradiated, lyophilized powder, BioXtra, suitable for hybridoma, ~98%

A4660
一种抗白血病和免疫抑制剂,an anti-leukemia and immunosuppressant agent;别名:6-硫鸟嘌呤;2-氨基-6-巯嘌呤, 2-氨基-6巯基嘌呤,2-Amino-6-mercaptopurine, 2-Amino-6-purinethiol

Empirical Formula (Hill Notation): C5H5N5S CAS号: 154-42-7 分子量: 167.19 Beilstein: 157765 EC 号: 205-827-2 MDL编号: MFCD00233553 PubChem化学物质编号: 24890892 NACRES: NA.75
¥296.26

6-硫代鸟嘌呤,6-Thioguanine;pharmaceutical secondary standard, certified reference material

PHR3250
别名:6-硫鸟嘌呤标准品;2-氨基-6-巯嘌呤, 2-氨基-6巯基嘌呤,2-Amino-6-mercaptopurine, 2-Amino-6-purinethiol

Empirical Formula (Hill Notation): C5H5N5S CAS号: 154-42-7 分子量: 167.19 Beilstein: 157765 MDL编号: MFCD00233553
¥1,589.94

氨基蝶呤,Aminopterin [4-Amino-PGA];≥97% (TLC)

A1784
别名:4-氨基-PGA, 4-氨基叶酸;氨基蝶翅素;N-[4-[[(2,4-二氨基-6-蝶啶)甲基]氨基]苯甲酰]-L-谷氨酸;(S)-2- {4 - [(2,4-二氨基胍-6-基)甲氨基]苯甲酰氨基}戊二酸;(S)-2-{4-[(2,4-Diaminopteridin-6-yl)methylamino]benzamido}pentanedioic acid, 4-Amino-PGA, 4-Aminofolic acid, 4-Aminopteroyl-L-glutamic acid

Empirical Formula (Hill Notation): C19H20N8O5 CAS号: 54-62-6 分子量: 440.41 Beilstein: 69045 EC 号: 200-209-9 PubChem化学物质编号: 24278186 NACRES: NA.77
¥3,919.01