| Search |
PhCH2NO2 from PhCH2OH
thank you for all!
Now my first thing is to find an easy and efficient method in preparing PhCH2NO ... |
11-9-2006 at 18:38
by: whupharm_xu |
PhCH2NO2 from PhCH2OH
we take the following procedure in preparing PhCH2NO2 from PhCH2OH.
To a solution of benzyl alcohol ... |
11-9-2006 at 00:38
by: whupharm_xu |
Wittig reaction with phosphorous ylides
the product should be Ph2C=CHPh and not PhCHPh2.I made a neglect,sorry!
In this reaction,the solven ... |
25-8-2005 at 18:56
by: whupharm_xu |
Wittig reaction with phosphorous ylides
PhCH2P(Ph3)Br+PhCOPh------PhCHPh2
procedeure:
the reactants were dissolved in DMSO(distilled), t ... |
25-8-2005 at 00:58
by: whupharm_xu |
Norite-how to work
is it really a kind of activated carbon?
then,what is different from the general activated carbon ... |
10-5-2005 at 06:34
by: whupharm_xu |
Norite-how to work
anybody knows about norite?
an experimental process is as follows:the crude product(brick-orange) w ... |
9-5-2005 at 06:28
by: whupharm_xu |
temperature about 6N HCl under reflux
i got 6M HCl by mixing concentrated HCl(36%-38%,about 12mol/l) with equivalent volum distilled water ... |
27-4-2005 at 07:48
by: whupharm_xu |
temperature about 6N HCl under reflux
sorry,here i think, i must clarify that 6N HCl stands for 6 molar HCl in 1 liter water. hm... it� ... |
26-4-2005 at 23:39
by: whupharm_xu |
temperature about 6N HCl under reflux
to make a solution of 6N HCl reflux,what temperatre should be controlled?is it 100?
it seems to be ... |
26-4-2005 at 05:19
by: whupharm_xu |
phosphorylating reagents
hello,everyone!
recently something disturbed me. i need to do some work on phosphoylation of pheno ... |
2-11-2004 at 03:53
by: whupharm_xu |
IR: CH3P(OEt)2
where to find IR of CH3P(OEt)2 ?
i have tried to search it on internet and saldter in the library, ... |
16-10-2004 at 19:38
by: whupharm_xu |
preparation of CH3AlCl2
CH3Cl+Al---CH3AlCl2
who will give certain literature or some details about the reaction?!
thanks! ... |
29-9-2004 at 17:01
by: whupharm_xu |
Ar flow has an effect on tht boiling point of distillate??
during the distillation, b.p.of the required distillate should be 80 degrees, when Ar gas flow is u ... |
26-9-2004 at 18:21
by: whupharm_xu |
iodine ???
CH3PCl3.AlCl3I+Fe+KCl——CH3PCl2 +KAlCl4+??
in this reaction, KCl is used as decomplexing agent w ... |
16-9-2004 at 23:25
by: whupharm_xu |
how to prepare CH3PCl2 in a practical way?
Nongyao is a chinese name for "农药",is it a chinese journal?
or tell ... |
14-9-2004 at 19:57
by: whupharm_xu |
how to prepare CH3PCl2 in a practical way?
recently i get into difficulty in preparing CH3PCl2 in lab. the method is as follows:
CH3I+PCl3+AlC ... |
14-9-2004 at 01:05
by: whupharm_xu |
CH3P(OEt)2
anyone can help me for this synthesis.
thanks! |
28-7-2004 at 18:44
by: whupharm_xu |
Dichloro Methylphosphine CH3PCl2
Anyone has the specifics for this synthesis?
thanks! |
28-7-2004 at 18:35
by: whupharm_xu |
