24小时热门版块排行榜    

北京石油化工学院2026年研究生招生接收调剂公告
查看: 839  |  回复: 4
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

阳光永不退缩

新虫 (小有名气)

[求助] 二硫键能被三氟乙酸还原吗

二硫键能被三氟乙酸还原吗?
回复此楼

» 猜你喜欢

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

aircraftvip

专家顾问 (正式写手)

引用回帖:
3楼: Originally posted by 阳光永不退缩 at 2012-11-10 16:05:12
追问, 如果没有原子轰击会不会发生还原作用呢?...

I have no idea. ~

Did the authors make any control experiments?

Personally, TFA is super strong acid, but I do not think it contribute strong reduction effect.

Further, I want to know the aim of your experimental design!
格物致知,知行合一
4楼2012-11-10 19:00:44
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 5 个回答

aircraftvip

专家顾问 (正式写手)

【答案】应助回帖

★ ★ ★
感谢参与,应助指数 +1
阳光永不退缩: 金币+3 2012-11-10 16:03:00
Rapid Commun Mass Spectrom. 1989 Nov;3(11):390-5.
Effect of trifluoroacetic acid on the reduction of disulfide bridges in peptides analyzed by fast-atom bombardment mass spectrometry.
格物致知,知行合一
2楼2012-11-08 17:56:18
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

阳光永不退缩

新虫 (小有名气)

引用回帖:
2楼: Originally posted by aircraftvip at 2012-11-08 17:56:18
Rapid Commun Mass Spectrom. 1989 Nov;3(11):390-5.
Effect of trifluoroacetic acid on the reduction of disulfide bridges in peptides analyzed by fast-atom bombardment mass spectrometry.

追问, 如果没有原子轰击会不会发生还原作用呢?
3楼2012-11-10 16:05:12
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

阳光永不退缩

新虫 (小有名气)

引用回帖:
4楼: Originally posted by aircraftvip at 2012-11-10 19:00:44
I have no idea. ~

Did the authors make any control experiments?

Personally, TFA is super strong acid, but I do not think it contribute strong reduction effect.

Further, I want to know the a ...

实验中的现象我不知道怎么解释,所以我想知道是不是二硫键被TFA还原了。谢谢您的解答。
5楼2012-11-10 22:30:47
已阅   回复此楼   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] 335求调剂 +3 321* 2026-03-31 3/150 2026-03-31 09:00 by 功夫疯狂
[考研] 085404 22408 315分 +3 zhuangyan123 2026-03-31 3/150 2026-03-31 07:57 by 机械调剂-北石化
[考研] 材料求调剂 一志愿哈工大总分298分,前三科223分 +10 dongfang59 2026-03-27 10/500 2026-03-30 23:42 by 果果妈咪
[考研] 304材料求调剂 +5 钟llll 2026-03-26 5/250 2026-03-30 19:37 by 源_2020
[考研] 327求调剂 +5 小卡不卡. 2026-03-29 5/250 2026-03-30 19:30 by Wang200018
[考研] 287求调剂 +14 land xuxu 2026-03-26 14/700 2026-03-30 18:38 by 544594351
[考研] 0703 化学 求调剂,一志愿山东大学 342 分 +7 Shern—- 2026-03-28 7/350 2026-03-30 16:31 by nothing投稿中
[考研] 332求调剂 +6 Lyy930824@ 2026-03-29 6/300 2026-03-30 10:53 by 1172367218
[考研] 材料与化工272求调剂 +21 阿斯蒂芬2004 2026-03-28 21/1050 2026-03-30 10:52 by 晴空210210
[考研] 348求调剂 +6 小懒虫不懒了 2026-03-28 6/300 2026-03-30 10:29 by Evan_Liu
[考研] 311求调剂 +10 lin0039 2026-03-26 10/500 2026-03-30 10:26 by herarysara
[考研] 329求调剂 +10 钮恩雪 2026-03-25 10/500 2026-03-29 13:32 by peike
[考研] 356求调剂 +3 gysy?s?a 2026-03-28 3/150 2026-03-29 00:33 by 544594351
[考研] 315求调剂 +4 akie... 2026-03-28 5/250 2026-03-28 21:05 by zhq0425
[考研] 一志愿华理,数一英一285求A区调剂 +8 AZMK 2026-03-25 12/600 2026-03-28 18:15 by AZMK
[考研] 材料277求调剂 +7 min3 2026-03-24 7/350 2026-03-28 11:39 by xuxiang
[考研] 285求调剂 +4 AZMK 2026-03-27 7/350 2026-03-27 20:59 by AZMK
[考研] 266分求材料化工冶金矿业等专业的调剂 +4 哇呼哼呼哼 2026-03-26 4/200 2026-03-27 17:02 by zhyzzh
[考研] 351求调剂 +4 麦克阿磊 2026-03-24 4/200 2026-03-27 00:32 by wxiongid
[考研] 0854人工智能方向招收调剂 +4 章小鱼567 2026-03-24 4/200 2026-03-25 13:29 by 2177681040
信息提示
请填处理意见