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Questions related from Vasu Vasanth
Dear Sir, iam going to prepare 4-chloro xylenol from xylenol in presence of so2cl2 getting 88% yield , we want 90% yield ,some impurity ortho and dichloro forming ,how to avoid ortho , di how to...
10 April 2017 5,413 2 View
Dear rg members, I want to make ammonium thioglycolate 60% solution from thioglycolic acid 80% and ammonia 30% solution ,I want calculation part please help me?
20 March 2017 8,053 2 View
I want make quaternary ammonium salts in that we are using benzyl chloride, Final specification benzyl chloride should be less than 0.05% but we are getting 0.1%, how to reduce benzyl chloride...
30 January 2017 6,665 3 View
Dear sir, Iam preparing P-amino tert butyl benzamide from p-nitrobenzoic acid 1st acid to acid chloride in presence thionyl chloride 2nd acid chloride to amide in presence of tert butylamine...
17 December 2016 3,781 3 View
I'm working in chemical industry. i want learn energy and mass balance.? please provide related genrals.
25 November 2016 2,777 10 View
How to prepare to myristyl myristate from myristoyl alcohol and myristic acid?
08 July 2016 1,027 1 View
Dear sir, We are going to make solidification, that material nature is strike(gum) type there when we are going to applying vacuum getting frothing ?Can anyone provide information about...
01 June 2016 4,200 1 View
Please suggest me .I want prepare calcium thioglycolate from calcium hydroxide and thioglycolic acid 80% solution but we are using methanol solvent, but here calcium hydroxide insoluble in...
20 April 2016 1,204 2 View
How to prepare calciumthioglycolte from 80% thioglycolic acid, we are preparing aqueous media its coming clear solution please give any suggustion. which solvent is suitable for this reaction.
08 April 2016 6,161 4 View
I need to prepare calciumthioglycolate in lab scale (in 500gms) thioglycolic acid which we are using contains 80% solution. please give me any suggestion.
04 April 2016 3,921 1 View
iscortrizinol we want purify this materiel , we are going purification its forming gum type please give any idia?
30 March 2016 5,166 4 View
