} |
uA |
a(chn)أ |
ʯˎ |
˜ʣ |
98% |
Ҏ(gu) |
25/Ͱ |
r |
140Ԫ/ |
Jλ |
|
a(chn)ƷB |
uA
ƴ:erqiangbingchajian
ӢQdihydroxypropyl theophylline;diprophyllin
WQ1,3--7-2,3-u-3,7--1H--2,6-ͪ
98.0%
f:ͲA
CAS̖479-18-5
ʽC10H14N4O4
254.24
Ԡ Ʒɫĩwoζࡣ ƷˮҴsanlvjiawanyimiИOܽ
c Ʒc䛢 C160-164
ϵ(sh) ȡƷܷQˮܽⲢϡƳÿ1mlмs10gҺ-Ҋֹȷ䛢A273nmIJL̎yϵ(sh)E 1%/1cm354-376
ʧ ȡƷ105pʧ^0.5
ƚ ^0.15%䛢 N
ؽ ȡƷ1.0gӴ}_Һ1pH3.52mlcˮmʹܽ25mlz飨䛢 Hһؽٲ^f֮ʮ
uAƽɳˎДU֧ܺڠ}ãθҺз(wn)ƽcAƣmڰĄ^ٵɲAcһȱډAҺпs϶Ƶ |
l(f)rg |
2012/3/28 10:12:00 |
|