对氨基苯甲酸 4-Aminobenzoic acid
（重定向自Paraaminobenzoic acid）
对氨基苯甲酸（PABA）是苯甲酸的苯环上的对位（4-位）被氨基取代后形成的化合物。
Paraaminobenzoic acid
中文百科
英语百科
4-Aminobenzoic acid 对氨基苯甲酸
（重定向自Paraaminobenzoic acid）
4-Aminobenzoic acid (also known as para-aminobenzoic acid or PABA because the number 4 carbon in the benzene ring is also known as the para position) is an organic compound with the formula H2NC6H4CO2H. PABA, a white-grey crystalline substance, is only slightly soluble in water. It consists of a benzene ring substituted with an amino group and a carboxyl group.
- thresher shark的意思
- thresher shark的意思
- thresher with undercarriage的意思
- thresh的意思
- Threshfield的意思
- thresh grain的意思
- Threshhold的意思
- threshholds的意思
- threshing的意思
- threshing barn的意思
- Threshing board的意思
- threshing bucket的意思
- threshing chamber的意思
- threshing cylinder的意思
- threshing cylinder length的意思
- threshing device的意思
- threshing drum的意思
- threshing fever的意思
- threshing floor的意思
- threshing floor的意思
- threshing ground的意思
- threshing loss的意思
- threshing machine的意思
- threshin g machine, baler的意思
- threshing machine的意思