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5-Bromo-2-deoxyuridine

Cas:
59-14-3
Molecular Structure:
MDL:
MFCD00006529
Molecular Formula:
C9H11BrN2O5
Molecular Weight:
307.10
Alias:
5'-溴尿嘧啶核苷,溴脲苷,5-溴-2'-脫氧尿苷
Product order:
Name Specifications Packing Price Delivery
5-Bromo-2-deoxyuridine ≥99%(HPLC) 100mg RMB 247.5 現(xiàn)貨
5-Bromo-2-deoxyuridine ≥99%(HPLC) 1g RMB 1485 現(xiàn)貨
5-Bromo-2-deoxyuridine 99% 5g RMB 1485 Consulting service
5-Bromo-2-deoxyuridine 99% 250Mg RMB 217.8 Consulting service
5-Bromo-2-deoxyuridine 99% 1g RMB 418 Consulting service
Character:
熔點(diǎn):191-194 °C (分解)
Quality Standard:
 
   外觀Appearance                           白色至黃色結(jié)晶或結(jié)晶粉末
純度Purity (以干基計(jì))                    >98.0% (HPLC)
水分Water                                <2 % (K.F.)
重金屬Heavy metals (as Pb)               <10 ppm
比旋光度Specific rotation [a]20/D         +30°~ +32°(c=1, 0.1 N NaOH) (以干基計(jì))
吸光率Ratio of Absorbances               0.47 - 0.53 (A250/A260) (pH 2)
                                         1.87 - 1.93 (A280/A260)
                                         1.45 - 1.55 (A290/A260)
相關(guān)物質(zhì)related substances (HPLC):
5-溴尿嘧啶5-bromouracil:                < 0.5%(HPLC)
不明物雜質(zhì)each unknown impurity:        < 0.2% (HPLC)
總雜質(zhì)total impurities:                 < 2.0%(HPLC)  
溶劑殘?jiān)黂esidual solvents                <0.2 % 乙醇 (GC)
                                         <0.1 % 甲醇(GC)
微生物總數(shù)total microbial count:         符合 (< 100 CFU/g)
細(xì)菌內(nèi)毒素測(cè)試bacterial endotoxins test: < 0.1 EU/mg(LAL-test)

Storage:
?20℃保存
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