问题：紧急求助—万分火急
类型：求助 (悬赏分:3分)
提问：wenchunlin
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版块：有机化学问题(jimuwei,fpcwin1211,netpanda,yjgzfl,Ftian,)
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时间：2005-11-01 14:40:33 编辑加入/取消收藏订制/取消短消息举报该贴

4-硝基-2-羟基苯乙酮的制备方法？？！

回复人：thinpig7,★ (A chemical freak 作为一名斑竹，坚决反毒！反垃圾广告！) 时间：2005-11-01 16:54:21 编辑

1楼

CAS Registry Number: 1834-91-9 Structure by analogy with 2-Hydroxy-2'-nitroacetophenone, FGD91-H Molecular Formula: C 8 H 7 NO 4 Molecular Weight: 181.148 Accurate Mass: 181.037509 Percentage Composition: C 53.04%; H 3.89%; N 7.73%; O 35.33% Physical Description: Yellow needles (EtOH) Melting Point: Mp 67-68degrees Derivative: Phenylhydrazone Chapman and Hall Number: FCG22-A Melting Point: Mp 215-216degrees Derivative: 2,4-Dinitrophenylhydrazone Chapman and Hall Number: FCG23-B Melting Point: Mp 268-270 dec.degrees
References:
Gerecs, I.A. et al. , CA , 1955, 49 , 2361-2362, (synth)
Fr. Pat. , 1966, 1 452 911; CA , 66 , 104812v, (synth)

回复人：legend74,▲▲▲▲▲ (刚入门的化工人) 时间：2005-11-01 17:06:02 编辑

2楼

用CCD2004查的，供参考

Entry Name: 2'-Hydroxy-4'-nitroacetophenone
Synonym(s): 1-(2-Hydroxy-4-nitrophenyl)ethanone, 9CI
Chapman Hall Number: FCG21-Z
CAS Registry Number: 1834-91-9
Structure by analogy with 2-Hydroxy-2'-nitroacetophenone, FGD91-H

Molecular Formula: C8H7NO4
Molecular Weight: 181.148
Accurate Mass: 181.037509
Percentage Composition: C 53.04%; H 3.89%; N 7.73%; O 35.33%
Physical Description: Yellow needles (EtOH)
Melting Point: Mp 67-68

References:
Gerecs, I.A. et al., CA, 1955, 49, 2361-2362, (synth)
Fr. Pat., 1966, 1 452 911; CA, 66, 104812v, (synth)

分子式如图

回复人：wenchunlin,▲▲▲ (欢迎光临我的论坛http://www.happychem.com.cn/bbs) 时间：2005-11-01 18:22:19 编辑	3楼
已经打分了。

得分人：thinpig7-2,legend74-2,

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