} |
uA |
a(chn)أ |
ʯˎ |
˜ʣ |
cpv2005 |
Ҏ(gu) |
25/Ͱ |
r |
130Ԫ/ |
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 Ʒɫĩwoζ ƷˮܣҴsanlvjiawanyimiИOܽ⡣
c Ʒc䛢 C160-164
ϵ(sh) ȡƷܷQˮܽⲢϡƳÿ1mlмs10gҺ-Ҋֹȷ䛢A273nmIJL̎yȣϵ(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)ƽcAmڰĄ^ٵɲAcһȱډAҺпs϶Ƶ
|
l(f)rg |
2011/8/31 11:01:00 |
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