(yng)} |
|
a(chn)أ |
|
(bio)(zhn) |
h |
Ҏ(gu) |
h |
r |
h |
Jλ |
|
a(chn)ƷB |
°l(f)F(xin)ˮԾSBеһNS ϳ~(SBCSM),ڙC(j)w(SB5)ա
Ӣ 4-Aminobenzoic acid
e 1-Amino-4-carboxybenzene; p-Aminobenzoic acid; PABA
ʽ C7H7NO2
137.14
CAS ̖ 150-13-0
ܶ 1.374
c 186-189C
ˮ 4.7 g/L (20C)
rrиӃH,ɆՈھԒԃ |
l(f)rg |
2011/5/25 10:32:00 |
|