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synthesis of 2-(2,2-difluoroethoxy)-6-(trifluoromethyl)benzene-1-sulfonyl chloride thanls , i will try |
11-4-2013 at 00:21 by: romanceliu |
synthesis of 2-(2,2-difluoroethoxy)-6-(trifluoromethyl)benzene-1-sulfonyl chloride i want to syntheis of 2-(2,2-difluoroethoxy)-6-(trifluoromethyl)benzene-1-sulfonyl chloride from
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9-4-2013 at 19:54 by: romanceliu |
API forum yes , i am chemical engneer marking them on a large sacale , now more and more API appearce ,
w ... |
5-6-2012 at 17:32 by: romanceliu |
API forum now my work is synthesis API , and i come this forum and read , could you introduce one API forum ? ... |
4-6-2012 at 21:32 by: romanceliu |
how to refine but-2-ynoic acid
i am synthesising this chemicasl but-2-ynoic aicd .
this chemical have three steps :
the fi ... |
24-7-2011 at 05:58 by: romanceliu |
synthesis of 6-Bromo-1-benzofuran i am trying to synthesis this chemcals 6-Bromo-1-benzofuran
with 3-bromophenenol , i get the tw ... |
22-1-2011 at 18:25 by: romanceliu |
desulfuration thanks , i will try , |
24-6-2010 at 04:26 by: romanceliu |
desulfuration now we synthesis the chemicals
5-AMINO-4-CHLOROPYRIMIDINE from chemcal 1,
process:
1 was ... |
23-6-2010 at 08:40 by: romanceliu |
Willgerodt Reaction start with m-nitrobenzaldehyde. chlorination ,cyanidation.hydrolysis and reduction. this route is ... |
13-1-2009 at 21:11 by: romanceliu |
Willgerodt Reaction thanks , if i reduce the HCL, the yeid is low ,
can you gei me some document about H2SO4 instead ... |
12-1-2009 at 21:59 by: romanceliu |
Willgerodt Reaction m-aminophenylacetic acid
the mixture of m-aminoacetophenone 0.5mol ,sulfur 1.25mol and morpholine ... |
9-1-2009 at 18:36 by: romanceliu |
Difluoroacetic acid difluoroacetic'bolling point is about 130 degree .the means the hydrolysate of Diflouroacetate is n ... |
26-9-2008 at 22:19 by: romanceliu |
Difluoroacetic acid now i made the product the Difluoroacetic acid i have some question to ask ,
first . the difluo ... |
26-9-2008 at 21:54 by: romanceliu |
6-Bromo-1-hexanol synthesis thanks , some advice, i try them , |
23-9-2008 at 21:58 by: romanceliu |
6-Bromo-1-hexanol synthesis now i synthesis for 6-Bromo-1-hexanol from 1,6-Hexanediol .
the mixture 1,6-Hexanediol and 48%Hy ... |
22-9-2008 at 20:23 by: romanceliu |