24小时热门版块排行榜    

查看: 1230  |  回复: 10
当前主题已经存档。
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

pew007

禁虫 (正式写手)

本帖内容被屏蔽

已阅   关注TA 给TA发消息 送TA红花 TA的回帖

pew007

禁虫 (正式写手)

本帖内容被屏蔽

5楼2006-03-26 09:13:51
已阅   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 11 个回答

chemzxf

铁虫 (小有名气)

方法很多,报道也非常多,你可以区看看以下的文献


huyuchem(金币+1):谢谢
Note 1         di-cis(?)-lycopene
Note 2         Handbook
Ref. 1         1350894; Journal; Zechmeister et al.; JACSAT; J. Am. Chem. Soc.; 65; 1943; 1949 Anm. 24.


Other Conditions        Irradiation
Note 1         Handbook
Ref. 1         1350953; Journal; Le Rosen; Zechmeister; JACSAT; J. Am. Chem. Soc.; 64; 1942; 1078, 1079.
Ref. 2         1720604; Journal; Zechmeister; Schroeder; JBCHA3; J. Biol. Chem.; 144; 1942; 315; JACSAT; J. Am. Chem. Soc.; 64; 1942; 1173.
Ref. 3         1350948; Journal; Zechmeister et al.; PNASA6; Proc. Nat. Acad. Sci. USA; 27; 1941; 472; JACSAT; J. Am. Chem. Soc.; 65; 1943; 1941, 1946.
Ref. 4         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.
Ref. 5         1350894; Journal; Zechmeister et al.; JACSAT; J. Am. Chem. Soc.; 65; 1943; 1949 Anm. 24.


Reaction Classification        Chemical behaviour
Other Conditions        Irradiation
Note 1         poly-cis-lycopene III
Note 2         Handbook
Ref. 1         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.
Reaction Details 2 of 6
Reaction Classification        Chemical behaviour
Other Conditions        Irradiation
Note 1         poly-cis-lycopene V
Note 2         Handbook
Ref. 1         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.
Reaction Details 3 of 6
Reaction Classification        Chemical behaviour
Other Conditions        Irradiation
Note 1         poly-cis-lycopene IV
Note 2         Handbook
Ref. 1         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.
Reaction Details 4 of 6
Reaction Classification        Chemical behaviour
Other Conditions        Irradiation
Note 1         poly-cis-lycopene II
Note 2         Handbook
Ref. 1         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.
Reaction Details 5 of 6
Reaction Classification        Chemical behaviour
Other Conditions        Irradiation
Note 1         poly-cis-lycopene VI
Note 2         Handbook
Ref. 1         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.
Reaction Details 6 of 6
Reaction Classification        Chemical behaviour
Other Conditions        Irradiation
Note 1         poly-cis-lycopene I
Note 2         Handbook
Ref. 1         1350959; Journal; Zechmeister; Pinckard; JACSAT; J. Am. Chem. Soc.; 69; 1947; 1930, 1934.




Reaction Classification        Preparation
Yield        26 percent (BRN=5856583)
Reagent        NaOMe
Solvent        methanol
        dimethylformamide
Time        18 hour(s)
Other Conditions        Ambient temperature
Ref. 1         5787393; Journal; Zumbrunn, Albrecht; Uebelhart, Peter; Eugster, Conrad Hans; HCACAV; Helv. Chim. Acta; GE; 68; 1985; 1519-1539.
2楼2006-03-24 21:20:06
已阅   关注TA 给TA发消息 送TA红花 TA的回帖

pew007

禁虫 (正式写手)

本帖内容被屏蔽

3楼2006-03-25 13:46:18
已阅   关注TA 给TA发消息 送TA红花 TA的回帖

aska928

银虫 (小有名气)

以有限作无限!
6楼2006-03-26 12:29:26
已阅   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 284求调剂 +8 天下熯 2026-02-28 8/400 2026-03-02 00:15 by 暮雨星晴
[考研] 材料复试调剂 +3 学材料的点 2026-03-01 4/200 2026-03-02 00:07 by ccp273206157
[考研] 材料学硕318求调剂 +11 February_Feb 2026-03-01 13/650 2026-03-01 23:53 by ccp273206157
[考研] 265分求调剂不调专业和学校有行学上就 +6 礼堂丁真258 2026-02-28 8/400 2026-03-01 22:50 by jian_
[考研] 材料类求调剂 +10 wana_kiko 2026-02-28 12/600 2026-03-01 22:10 by 海嵙Y
[考研] 0856求调剂285 +10 吕仔龙 2026-02-28 10/500 2026-03-01 21:37 by 公瑾逍遥
[考研] 274求调剂 +3 cgyzqwn 2026-03-01 6/300 2026-03-01 21:24 by cgyzqwn
[考研] 306分材料调剂 +4 chuanzhu川烛 2026-03-01 5/250 2026-03-01 19:48 by 无际的草原
[考研] 328求调剂 +3 aaadim 2026-03-01 5/250 2026-03-01 17:29 by njzyff
[考研] 化工专硕348,一志愿985求调剂 +5 弗格个 2026-02-28 8/400 2026-03-01 17:25 by sunny81
[考研] 290求调剂 +9 材料专硕调剂; 2026-02-28 11/550 2026-03-01 17:21 by sunny81
[考研] 化工专硕342,一志愿大连理工大学,求调剂 +3 kyf化工 2026-02-28 4/200 2026-03-01 16:49 by yywzz
[考研] 311求调剂 +6 亭亭亭01 2026-03-01 6/300 2026-03-01 15:41 by 324616
[考研] 304求调剂 +6 曼殊2266 2026-02-28 7/350 2026-03-01 15:14 by wjLi2017
[考研] 材料工程274求调剂 +3 Lilithan 2026-03-01 3/150 2026-03-01 14:58 by ms629
[考研] 求调剂 +6 repeatt?t 2026-02-28 6/300 2026-03-01 14:37 by Sakura绘
[考研] 材料调剂 +4 爱擦汗的可乐冰 2026-02-28 4/200 2026-03-01 00:38 by 猫猫球alter
[考研] 085600材料工程一志愿中科大总分312求调剂 +8 吃宵夜1 2026-02-28 10/500 2026-02-28 20:27 by L135790
[考研] 276求调剂 +3 路lyh123 2026-02-28 4/200 2026-02-28 19:45 by 路lyh123
[硕博家园] 【博士招生】太原理工大学2026化工博士 +4 N1ce_try 2026-02-24 8/400 2026-02-26 08:40 by N1ce_try
信息提示
请填处理意见