present invention, comprising and at least one compound comonomer containing a carboxylic acid , was compressed to co-monomer / compound mixture provides a method of injecting at least one reactor, the method at least with the addition of one compound comonomers after forming the co-monomer / ...
Thianaphthene-2-carboxylic acid and its derivatives are widely used in the fields of pharmaceuticals, pesticides, and as important intermediates for synthesizing benzothiophene. Its structural formula is shown in S-1. Synthesis Methods Currently, there are several reported synthesis methods for Thianaphth...
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2-Phosphonobutane-1,2,4-tricarboxylic acid (PBTCA) contains low phosphorus. Due to its structural characteristics of phosphonic acid and carboxylic acid, it has good scale and corrosion inhibition properties, which is better than commonly used The organic phosphonic acid can improve the solubility ...
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Some cases may be amenable to emergency surgery to remove a clot (thrombectomy) Blood thinners, including antiplatelet drugs (eg, aspirin and clopidogrel), mainly for arterial thrombosis, and anticoagulants (eg, heparin, warfarin, and dabigatran) What are Some Emerging Therapies for Blood Clots? Ne...
Re: How best to start esterification? «Reply #4 on:October 14, 2019, 02:00:16 PM » Yes its a good idea to remove water but if you can use the alcohol as a solvent, just reflux it together with some sulphuric acid. Few drops might be enough but sometimes more is neded ...
carboxylic acid (febuxol Tan, an effective anti-gout drug). Ethyl 2-bromothiazole-5-carboxylate is used as raw material and then hydrolyzed through substitution reaction to obtain 2-[2-(4-chloro-5-ethyl-1-hydrimidazole)-amide-1-(3-methoxypiperidine )] -4-methylthiazole-5-carboxylic acid ...
Mild alkali products can be used for gentle cleaning as they are not corrosive; these products are safer to use around children and pets but still must be handled with care. Strong acid Used to clean sinks, bathtubs, and toilets to remove soap scum, toilet bowl rings, and hard water ...