Examples of 'hcl to ph' in a sentence
Meaning of "hcl to ph"
This phrase is an abbreviation for 'hydrochloric acid to phenolphthalein'. It is used in chemistry to refer to the process of adding hydrochloric acid to a solution until it reaches a specific pH level indicated by the color change of phenolphthalein, a pH indicator
How to use "hcl to ph" in a sentence
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hcl to ph
The reaction mixture was neutralized with HCl to pH 5.
It was then acidified with dilute HCl to pH 3 and extracted two times with ether.
Adding warm water acidifying with HCl to pH 2.
This solution was acidified with 6 N HCl to pH 2 and then extracted repeatedly with dichloromethane.
The aqueous solution was treated with concentrated HCl to pH 2.
The reaction mixture was treated with aqueous HCl to pH 1, resulting in a white precipitate.
The crude reaction mixture was neutralized with concentrated HCl to pH of 7.
Treat the aqueous phase with 1 M HCl to pH neutral and extract with dichloromethane.
Peak fractions were pooled and acidified with HCl to pH 3.
The mixture was acidified with conc . HCl to pH 3 and extracted with EtOAc.
Aqueous layer was collected and acidified with HCl to pH 2.
The reaction mixture was made acidic with HCl to pH = 3-4 and the methanol was evaporated.
The solvent is evaporated and the residue is neutralized using concentrated HCl to pH 7.
The aqueous layer was acidified with conc . HCl to pH 2, causing the product to precipitate.
The mixture was thrice extracted with dichloromethane and acidified with 1N HCl to pH 5.
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The aqueous layer is acidified with concentrated HCl to pH 1.3 and aged for several hours.
The aqueous layer was filtered through a fine frit and acidified with 1 N HCl to pH 2.
HCl to pH ~ 4 upon which an oil residue formed.
The DCM extracts were discarded and the aqueous layer was acidified with 1 N HCl to pH 2.
HCl to pH = 4 and the formed solid was collected by filtration.
The solution was acidified with concentrated HCl to pH of approx . 1.
HCl to pH of about 4, upon which a white solid precipitated out.
The aqueous layer then was acidfied with concentrated HCl to pH = 1.
The slurry was neutralized with 1 N HCl to pH 7, concentrated and purified on a prep.
After cooling, the mixture was acidified with concentrated HCl to pH 4.
The aqueous phase was acidified with 2N HCl to pH 4.0 when a white precipitate was obtained.
The mixture was acidified in an ice-water bath with concentrated HCl to pH 6.
HCl to pH 1 and extracted three times with tert-butyl methyl ether.
The aqueous portion was then carefully acidified with concentrated HCl to pH 3-4.
The solution was then acidified using 1N HCl to pH = 3 then extracted with ethyl acetate.
The combined basic aqueous solution was then acidified with conc . HCl to pH 2.
The mixture was acidified with 1 N HCl to pH 3 and then extracted with EtOAc.
The resulting solution is diluted with water and acidified with dilute HCl to pH 2-3.
After adding concentrated aqueous HCl to pH 1.5, the layers were separated.
All the solvents were removed under vacuum, and before quenched with concentrated HCl to pH ∼ 5.
The filtrate was cooled, acidified with dilute HCl to pH 3-4, filtered and then freeze dried.
The reaction was quenched by the addition of 1N HCl to pH 6.
HCl to pH of about 1, the orange precipitate was collected and washed with 50 ml H2O.
The aqueous phase was acidified with conc . HCl to pH 2 while stirring.
The reaction medium is neutralised with a solution of 4N HCl to pH 7.
The resulting solution was neutralized by 1N HCl to pH 4 and was extracted by EtOAc ( 2 L ).
The aqueous layer was acidified by the addition of 3N HCl to pH 2.
The basic solution is acidified with 6N HCl to pH 2 and lyophilized.
The bicarbonate layer is then acidified with 1N HCl to pH 3.
The reaction mixture was acidified with 0.1 M HCl to pH 3 after 5 hrs of stirring.
After evaporation of the tetrahydrofuran, the reaction was acidified with IN HCl to pH = 4.
The mixture was warmed to RT, acidified with 1 M HCl to pH 4 and separated.
After completion as judged by tlc, the solution is acidified with 1M HCl to pH 2.
To this, it is acidified with 1N HCl to pH about 4.
The reaction solution was cooled down to 0 °C and carefully neutralized with 4N HCl to pH 7.
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