²é¿´: 136  |  »Ø¸´: 3
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

gxh200719

Òø³æ (СÓÐÃûÆø)

[½»Á÷] ´úÀí¼ìË÷Ò»»¯ºÏÎï

¼û¸½¼þÎÒÖ»Öª½á¹¹

ÎļþÃû: Ƭ¶Î.shs
ÃèÊö: Ƭ¶Î.shs
ÏÂÔØÁ´½Ó: http://www.fs2you.com/files/ebc96b0a-0959-11dd-bc6d-0014221b798a/

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hobbyzhang

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

Сľ³æÊ×ϯ´ó·¨¹Ù

¡ï ¡ï ¡ï ¡ï ¡ï
gxh200719(½ð±Ò+5,VIP+0):ÏÈлл£¡
C32 H50 O3
CA Index Name:         Urs-12-en-11-one, 3-(acetyloxy)-, (3b)-
Other Names:         Urs-12-en-11-one, 3b-hydroxy-, acetate (6CI,7CI,8CI); 11-Oxo-a-amyrin acetate; 11-Oxours-12-en-3b-yl acetate; 11-keto-a-Amyrin acetate; 3b-Acetoxyurs-12-en-11-one; Neoilexonol acetate


Zhang, Qing-Ying; Zhao, Yu-Ying; Cheng, Tie-Ming; Cui, Yu-Xin; Liu, Xue-Hui.  A new triterpenoid from Stelmacrypton khasianum.    Journal of Asian Natural Products Research  (2000),  2(2),  81-86.  CODEN: JANRFI  ISSN:1028-6020.  CAN 133:101980  AN 2000:308852    CAPLUS

Kuo, Yueh-Hsiung; Li, Yen-Cheng.  Constituents of the bark of Ficus microcarpa L.f.    Journal of the Chinese Chemical Society (Taipei)  (1997),  44(3),  321-325.  CODEN: JCCTAC  ISSN:0009-4536.  CAN 127:231875  AN 1997:508060    CAPLUS

Madhusudanan, K. P.; Singh, Chandan; Singh, R. K.  Chemical ionization mass spectrometry using ammonia as reagent gas:  mass spectra of pentacyclic triterpenes.    Indian Journal of Chemistry, Section B:  Organic Chemistry Including Medicinal Chemistry  (1983),  22B(4),  370-3.  CODEN: IJSBDB  ISSN:0376-4699.  CAN 99:122689  AN 1983:522689    CAPLUS

Madhusudanan, K. P.; Singh, Chandan.  Negative ion mass spectra of pentacyclic triterpenoids.    Indian Journal of Chemistry, Section B:  Organic Chemistry Including Medicinal Chemistry  (1982),  21B(7),  675-7.  CODEN: IJSBDB  ISSN:0376-4699.  CAN 98:89696  AN 1983:89696    CAPLUS

Wahlberg, Inger; Karlsson, Kerstin; Enzell, Curt R.  Mass spectral fragmentation reaction characteristic of 11-oxo-a-amyrin and 11-oxo-b-amyrin derivatives.    Acta Chemica Scandinavica (1947-1973)  (1971),  25(8),  3192-3.  CODEN: ACSAA4  ISSN:0001-5393.  CAN 76:59861  AN 1972:59861    CAPLUS
Èç¹ûÎÒ¶ù×Ó³¤´óµ±¾üÈË£¬ÎÒ»á¸æËßËû£¬×öΪ¾üÈË£¬²»½öÒª·þ´ÓÃüÁ»¹Òª·þ´ÓÕæÀíºÍÕýÒ壬ÉúÄãµÄÊǸ¸Ä¸£¬ÑøÄãµÄÊǰÙÐÕ£¬ËùÒÔÄãËù×öµÄ£¬±ØÐë¶ÔÈËÃñÓÐÀû£¬ÓÀÔ¶¼Çס£¬.
3Â¥2008-04-14 01:34:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

gxh200719

Òø³æ (СÓÐÃûÆø)

¿É°ÑÕâЩÎÄÏ×´«¹ýÀ´Âð?ÔÙ¼Ó10½ð±Ò!лл!
4Â¥2008-04-14 08:05:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] »¯Ñ§¹¤³Ì321·ÖÇóµ÷¼Á +17 ´óÃ×·¹£¡ 2026-03-15 21/1050 2026-03-21 19:18 by ColorlessPI
[¿¼ÑÐ] ³õÊÔ 317 +6 °ëÀ­Ô±û 2026-03-20 6/300 2026-03-21 18:27 by ѧԱ8dgXkO
[¿¼ÑÐ] ²ÄÁÏ 271Çóµ÷¼Á +5 Õ¹ÐÅÔÃ_ 2026-03-21 5/250 2026-03-21 17:29 by ѧԱ8dgXkO
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖØÇì´óѧ085700×ÊÔ´Óë»·¾³×Ü·Ö308Çóµ÷¼Á +7 īīĮ 2026-03-20 7/350 2026-03-21 16:36 by barlinike
[¿¼ÑÐ] ÉúÎïѧһ־Ը985£¬·ÖÊý349Çóµ÷¼Á +3 zxts12 2026-03-21 3/150 2026-03-21 16:34 by 33À´ÁËÕæÀ´ÁË
[¿¼ÑÐ] 328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑо­Àú +4 ÉúÎ﹤³Ìµ÷¼Á 2026-03-17 8/400 2026-03-21 02:12 by JourneyLucky
[¿¼ÑÐ] »ª¶«Ê¦·¶´óѧ-071000ÉúÎïѧ-293·Ö-Çóµ÷¼Á +3 Ñо¿ÉúºÎÑþÃ÷ 2026-03-18 3/150 2026-03-21 01:30 by JourneyLucky
[¿¼ÑÐ] ÄϾ©´óѧ»¯Ñ§376Çóµ÷¼Á +3 hisfailed 2026-03-19 6/300 2026-03-20 23:43 by hisfailed
[¿¼ÑÐ] 304Çóµ÷¼Á +7 ˾¿Õ. 2026-03-18 7/350 2026-03-20 23:08 by JourneyLucky
[¿¼ÑÐ] 324Çóµ÷¼Á +5 luckyѽѽѽѼ 2026-03-20 5/250 2026-03-20 22:30 by ´ÙÌì³É
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤ 322Çóµ÷¼Á +4 È»11 2026-03-19 4/200 2026-03-20 22:12 by luoyongfeng
[¿¼ÑÐ] ±±¿Æ281ѧ˶²ÄÁÏÇóµ÷¼Á +5 tcxiaoxx 2026-03-20 5/250 2026-03-20 21:35 by laoshidan
[¿¼ÑÐ] AÇøÏß²ÄÁÏѧµ÷¼Á +5 ÖÜÖÜÎÞ¼« 2026-03-20 5/250 2026-03-20 21:33 by laoshidan
[¿¼ÑÐ] 295²ÄÁÏÇóµ÷¼Á£¬Ò»Ö¾Ô¸Î人Àí¹¤085601ר˶ +5 Charlieyq 2026-03-19 5/250 2026-03-20 20:35 by JourneyLucky
[¿¼²©] ÕÐÊÕ²©Ê¿1-2ÈË +3 QGZDSYS 2026-03-18 3/150 2026-03-20 11:58 by ßÉßÉßÉßɽÐ
[¿¼ÑÐ] 286Çóµ÷¼Á +6 lemonzzn 2026-03-16 10/500 2026-03-19 14:31 by lemonzzn
[¿¼ÑÐ] ±¾¿ÆÖ£ÖÝ´óѧÎïÀíѧԺ£¬Ò»Ö¾Ô¸»ª¿Æ070200ѧ˶£¬346Çóµ÷¼Á +4 ÎÒ²»ÊÇÒ»¸ù´Ð 2026-03-18 4/200 2026-03-19 09:11 by ¸¡ÔÆ166
[¿¼ÑÐ] 11408 Ò»Ö¾Ô¸Î÷µç£¬277·ÖÇóµ÷¼Á +3 zhouzhen654 2026-03-16 3/150 2026-03-17 07:03 by laoshidan
[¿¼ÑÐ] 333Çóµ÷¼Á +3 ÎÄ˼¿Í 2026-03-16 7/350 2026-03-16 18:21 by ÎÄ˼¿Í
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û