| ²é¿´: 782 | »Ø¸´: 3 | ||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | ||
chenna1234½ð³æ (³õÈëÎÄ̳)
|
[ÇóÖú]
ÇóÖú´óÉñ£¬°ïÕâÁ½¸öÖ²ÎïÃû·Òë³ÉÖÐÎÄ
|
|
Centaurea cheirolophaºÍ Centaurea ptosimopappoides ![]() ![]() ÕÒÁ˺öàÍøÕ¾¶¼·Òë²»³öÀ´£¬ÎÞÄÎÒ²ÊǵÚÒ»´Î·Ò룬ÎÞ´ÓÏ¿ڰ¡ |
» ²ÂÄãϲ»¶
302·Ö 085601Çóµ÷¼ÁÍÆ¼ö
ÒѾÓÐ6È˻ظ´
318Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£©
ÒѾÓÐ6È˻ظ´
0703»¯Ñ§µ÷¼Á325·Ö
ÒѾÓÐ8È˻ظ´
ÉúÎ﹤³ÌÇóµ÷¼Á
ÒѾÓÐ5È˻ظ´
290Çóµ÷¼Á085701
ÒѾÓÐ10È˻ظ´
081700ѧ˶£¬323·Ö£¬Ò»Ö¾Ô¸Öйúº£Ñó´óѧÇóµ÷¼ÁѧУ
ÒѾÓÐ14È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
283·ÖÇóµ÷¼Á
ÒѾÓÐ8È˻ظ´
295Çóµ÷¼Á
ÒѾÓÐ9È˻ظ´

4Â¥2015-08-12 15:37:09
Î人һÐÄÒ»Òë
¾èÖú¹ó±ö (ÖøÃûдÊÖ)
- ·ÒëEPI: 502
- Ó¦Öú: 8 (Ó×¶ùÔ°)
- ½ð±Ò: 2283.1
- É¢½ð: 5914
- ºì»¨: 32
- Ìû×Ó: 1665
- ÔÚÏß: 321.9Сʱ
- ³æºÅ: 3587652
- ×¢²á: 2014-12-10
- ÐÔ±ð: GG
- רҵ: ¸ß·Ö×Ӻϳɻ¯Ñ§
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
É̼ÒÒѾÖ÷¶¯ÉùÃ÷´Ë»ØÌû¿ÉÄܺ¬ÓÐÐû´«ÄÚÈÝ|
Centaurea cheirolophaºÍ Centaurea ²»ÓÃ˵£¬±íʾ¡°Ê¸³µ¾ÕÊô¡± ¡°cheiro-¡±±íʾ¡°ÊÖ¡±Ö®Òâ loph ±íʾ¡°¼¹¡±»òÕß¡°¾â³Ý×´¡±Ö®Òâ¡£ ËùÒÔÁ¬ÆðÀ´£¬Ó¦¸ÃÊÇ¡°Ê¸³µ¾ÕÊô¾â³ÝÞ§¡±£¬ÕâÊÇÎÒÄÜÀí½âµÄ£¬Äã¿ÉÒÔÔÙÀí½âÏ Centaurea ptosimopappoides Centaurea ptosimopappoides ¼ò³Æ ¡°C. ptosimopappoides¡± ¡°ptosi¡±ÓÐÏ´¹Ö®Òâ ¹ØÓÚÕâ¸öÖ²ÎÓÐÆªÎÄÕ£¬½éÉÜÁË£¬Äú¿ÉÒÔ¿´¿´¡£ Triterpenes of Centaurea ptosimopappoides ABSTRACT The roots of Centaurea ptosimopappoides afforded two new triterpenes; a new hopane derivative, 17¦Â,21¦Â-epoxy-16¦Á-ethoxyhopan-3¦Â-ol and a new baccharane type triterpene, 3¦Â-acetoxy-17,24-dioxobaccharane. The known compounds, 17¦Â,21¦Â-epoxyhopan-3¦Â-ol, 3¦Â-acetoxyhop-17(21)-ene and 3¦Â- cetoxy-erythrodiol were also isolated. In addition, the aerial parts yielded scopoletin, 7-oxositosterol, stigmasterol, ¦Á-amyrin and common sesquiterpene lactones of the genus Centaurea, 11,13-dihydro-desacetylcynaropicrin and cynaropicrin. The structures of the new compounds were determined by high field spectroscopic methods including 2D NMR techniques. Triterpenes of Centaurea ptosimopappoides. Available from: https://www.researchgate.net/pub ... ea_ptosimopappoides [accessed Aug 10, 2015]. |
» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©
2Â¥2015-08-10 09:18:19
chenna1234
½ð³æ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 783.3
- Ìû×Ó: 29
- ÔÚÏß: 16Сʱ
- ³æºÅ: 2372697
- ×¢²á: 2013-03-24
- רҵ: ÖÐÒ©¼ø¶¨

3Â¥2015-08-11 16:40:26















»Ø¸´´ËÂ¥
chenna1234