少妇被猛男粗大的猛进出,亚洲 欧美 动漫 少妇 自拍,日韩免费视频,青春草在线视频免费观看

訂購(gòu)電話:4001650900

L-Tyrosine tert-butyl ester

Molecular Structure:
MDL:
MFCD00042644
Molecular Formula:
C13H19NO3;HOC6H4CH2CH(NH2)COOC(CH3)3
Molecular Weight:
237.30
Alias:
tert-Butyl L-tyrosinate H-Tyr-OtBu
Product order:
Name Specifications Packing Price Delivery
L-Tyrosine tert-butyl ester 99% 25g RMB 1980 Consulting service
L-Tyrosine tert-butyl ester 99% 5g RMB 440 Consulting service
L-Tyrosine tert-butyl ester 99% 1g RMB 220 Consulting service
Character:
熔點(diǎn):140℃
旋光度[α]20D : 25 ° (C=1, EtOH)  
Quality Standard:
外觀Appearance                          白色細(xì)粉末晶體
紅外光譜鑒別Infrared spectrometry       和對(duì)照品匹配
純度Purity                              ≥99% (GC)
熔點(diǎn)Melting point                       140°C - 145°C
比旋度Specific rotation [a]20/D         +24°~28°(1% in EtOH) 
Storage:
2-8℃保存
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號(hào):滬ICP備19037119號(hào)-1     
網(wǎng)站地圖:
試劑CAS試劑分類試劑產(chǎn)品實(shí)驗(yàn)儀器耗材分類實(shí)驗(yàn)儀器耗材新聞資訊
   滬公網(wǎng)安備 31012002003055號(hào)