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经销商厂商性质
上海市所在地
2-硝基苯基-β-D-吡喃半乳糖苷(ONPG)
2-Nitrophenyl β-D-galactopyranoside
Cas 号: 【369-07-3】 M D L: MFCD00063255
2-硝基苯基-β-D-吡喃半乳糖苷(ONPG)分子式: C12H15O8N 分子量: 301.25
别 名: 邻硝基苯-β-D-吡喃半乳糖苷
o-Nitrophenyl β-D-galactopyranoside
ONPG
2-硝基苯基-β-D-吡喃半乳糖苷(ONPG) 99% 1g
2-硝基苯基-β-D-吡喃半乳糖苷(ONPG) 99% 5g
2-硝基苯基-β-D-吡喃半乳糖苷(ONPG) 99% 25g
性 状: 本产品为接近白色的晶状粉末。溶于水、甲醇,水中溶解度可达15mg/ml。有吸湿性。
熔点:195℃(分解)
质量标准: 外观Appearance 白色*微粉末
红外光谱鉴定Infrared spectrometry 和对照品匹配
纯度Purity ≥99.0% (HPLC)
水分Water <0.2 % (K.F.)
比旋光度Specific rotation -68°~ -72° (c=1, H2O)
贮 存: -20℃充氩保存
用途 用于检测β-半乳糖苷酶(β-galactosidase)活性,是β-半乳糖苷酶的显色底物。经β-半乳糖苷酶催化后可产生产物,在410-420nm波长可以检测吸光度。
洋川芎内酯A 2-硝基苯基-β-D-吡喃半乳糖苷(ONPG)X32062 Senkyunolide A 62006-39-7 C12H16O2 192.25 20mg
藁本内酯 X32063 Ligustilide 4431-01-0 C12H14O2 190.24 20mg
大蒜素(UV98%) X32064 Allicin 539-86-6 C6H10OS2 162.27 20mg
蒜氨酸 X32065 (S)-3-(Allylsulphinyl)-L-alanine 556-27-4 C6H11NO3S 177.22 20mg
大戟二烯醇 X32066 Euphol 514-47-6 C30H50O 426.724 20mg
灯盏花甲素 X32067 apigenin-7-O-glucronide 5mg
野黄芩苷 X32068 Scularin 27740-01-8 C21H18O12 462.36 20mg
高黄芩素 X32069 Sculartln 529-53-3 C15H10O6 286.24 20mg
德尔塔林 X32070 Deltaline 6836-11-9 C27H41NO8 421.57 20mg
麦冬皂苷A X32071 Ophiopogonin A 11054-24-3 C41H64O13 764.944 10mg
麦冬皂苷B X32072 Ophiopogonin B 38971-41-4 C39H62O12 722.907 20mg
麦冬皂苷C X32073 Ophiopogonin C 911819-08-4 C46H72O17 897.058 10mg
麦冬皂苷D X32074 Ophiopogonin D 945619-74-9 C44H70O16 855.02 10mg
短葶山麦冬皂苷C X32075 Liriope muscari baily saponins C 87480-46-4 C44H70O17 871 20mg
山麦冬皂苷B X32076 Liriopesides B 20mg
鲁斯可皂苷元 X32077 Ruscogenin 472-11-7 C27H42O4 430.62 20mg
多舌飞蓬苷 X32078 6’-O-Caffeoylerigeroside C20H20O11 10mg
莪术醇 X32079 Curcumol 4871-97-0 C15H24O2 236.35 20mg
莪术烯 X32080 Curzerene "C15H20O
2 " 216.3187 20mg
莪术二酮 X32081 Germacr-1(10)-ene-5,8-dione 13657-68-6 C15H24O2 236.35 20mg
1,8-二羟基蒽醌 X32082 1,8-Dihydroxyanthraquinone 117-10-2 C14H8O4 240.21 20mg
3-O-咖啡酰奎宁酸(97%) X32083 3-O-caffeoylquinic acid 327-97-9 "C16H18O9
" 354.09 10mg
1,5-O-二咖啡酰奎宁酸 X32084 Cynarin 30964-13-7 C25H24O12 516.45 20mg
1,3-O-二咖啡酰奎宁酸 X32085 Cynarin 1182-34-9 C25H24O12 516.45 20mg
绿原酸 X32086 Chlorogenic acid 327-97-9 C16H18O9 354.31 20mg
新绿原酸 X32087 Neochlorogenic acid 906-33-2 C16H18O9 354.30872 20mg
隐绿原酸 X32088 Cryptochlorogenic acid 905-99-7 C16H18O9 354.309 20mg
异绿原酸A X32089 Isochlorogenic acid A 2450-53-5 C25H24O12 516.453 20mg
异绿原酸B X32090 Isochlorogenic acid B 14534-61-3 C25H24O12 516.45 20mg
异绿原酸C X32091 Isochlorogenic acid C 32451-88-0 C25H24O12 516.453 20mg
冬绿苷 X32092 Gaultherin 490-67-5 C19H26O12 446.4 20mg
甜叶悬钩子苷 X32093 Rubusoside 64849-39-4 C32H50O13 642.73 10mg
乙氧基白屈菜红碱 X32094 Ethoxychelerythrine 152743-19-6 C23H23NO5 393.43 10mg
紫萁酮 X32095 Osmundacetone "C10H10O3
" 178 20mg
二氢姜黄素 X32096 Dihydrocurcumin 20mg
姜黄素 X32097 Curcumin 458-37-7 C21H20O6 368.38 20mg
去甲氧基姜黄素 X32098 Demethoxycurcumin 22608-11-3 C20H18O5 338.35 20mg
双去氧基姜黄素 X32099 Bisdemethoxycurcumin 24939-16-0 C19H16O4 308.33 20mg
二苯乙烯苷 X32100 2,3,5,4-tetrahydroxyl diphenylethylene-2-o-glucoside 82373-94-2 C20H22O9 406.39 20mg
3,29-二苯甲酰基栝楼仁三醇 X32101 3,29-Dibenzoyl rarounitriol 873001-54-8 C44H58O5 666.937 20mg
β,β’-二甲基丙烯酰阿卡宁 X32102 β, β-dimethyl-acry-lalkannin 34539-65-6 C21H22O6 370.4 20mg
紫草素 X32103 Shikonin 517-89-5 C16H16O5 288.3 20mg
紫草氰苷 X32104 Lithosprmoside 63492-69-3 C14H19NO8 329.11 20mg
二氢辣椒素 X32105 Dihydrocapsaicin 19408-84-5 C18H29NO3 307.43 20mg
辣椒素 X32106 Capsaicin 2444-46-4 C17H27NO3 293.4 20mg
天然辣椒素 X32107 Capsaicinoids 404-86-4 20mg
槲皮素 X32108 Quercetin 117-39-5 C15H14O9 338.27 20mg
二氢槲皮素 X32109 Taxifolin 480-18-2 C15H12O7 304.25 20mg
槲皮苷 X32110 Quercitrin 522-12-3 C21H20O11 448.38 20mg
异槲皮苷 2-硝基苯基-β-D-吡喃半乳糖苷(ONPG)X32111 Isoquercitrin "482-35-9
" C21H20O12 464.38 20mg