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: 842  |  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

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
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

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

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] 271求调剂 +3 勒布朗@ 2026-03-31 4/200 2026-03-31 14:44 by 勒布朗@
[考研] 347求调剂 +11 山顶见α 2026-03-25 11/550 2026-03-31 14:14 by 记事本2026
[考研] 307分求调剂 +3 (o~o) 2026-03-31 3/150 2026-03-31 14:13 by guoweigw
[考研] 0703化学 +20 妮妮ninicgb 2026-03-27 20/1000 2026-03-31 13:33 by 无际的草原
[考研] 289求调剂 +6 BrightLL 2026-03-29 6/300 2026-03-31 11:22 by oooqiao
[考研] 269求调剂 +4 我想读研11 2026-03-31 4/200 2026-03-31 10:04 by cal0306
[考研] 08工科求调剂286 +5 tgs_001 2026-03-28 5/250 2026-03-31 08:18 by 一只好果子?
[考研] 合肥区域性重点一本招收调剂 +4 6266jl 2026-03-30 4/200 2026-03-30 21:48 by zhuangyan123
[考研] 279求调剂 +12 j的立方 2026-03-29 12/600 2026-03-30 20:30 by dick_runner
[考研] 322求调剂:一志愿湖南大学 材料与化工(085600),已过六级。 +9 XX小邓 2026-03-29 9/450 2026-03-30 17:18 by limeifeng
[考研] 299求调剂 +10 15188958825 2026-03-25 10/500 2026-03-29 17:51 by 王亮_大连医科大
[考研] 329求调剂 +10 钮恩雪 2026-03-25 10/500 2026-03-29 13:32 by peike
[考研] 一志愿北京理工大学本科211材料工程294求调剂 +8 mikasa的围巾 2026-03-28 8/400 2026-03-29 12:48 by 无际的草原
[考研] 305求调剂 +8 RuiFairyrui 2026-03-28 8/400 2026-03-29 08:22 by fmesaito
[考研] 本科双非材料,跨考一志愿华电085801电气,283求调剂,任何专业都可以 +6 芝士雪baoo 2026-03-28 8/400 2026-03-29 08:16 by 松花缸1201
[考研] 求调剂 +6 芦lty 2026-03-25 7/350 2026-03-28 13:13 by 唐沐儿
[考研] 材料求调剂一志愿哈工大324 +7 闫旭东 2026-03-28 9/450 2026-03-28 08:51 by Xu de nuo
[考研] 314求调剂 +3 溪云珂 2026-03-26 3/150 2026-03-27 11:20 by sanrepian
[考研] 081200-11408-276学硕求调剂 +3 崔wj 2026-03-26 3/150 2026-03-26 19:57 by nihaoar
[考研] 考研一志愿苏州大学初始315(英一)求调剂 +3 sbdksD 2026-03-24 4/200 2026-03-25 18:16 by xcjcqu
信息提示
请填处理意见