Does anyone have a paper about a binary complex of eosin dye and drugs to suggest to me?

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Has the buffer solution has effect on the reaction of p-chloranil with tertiary amine or p- chloranil decompose in aqueose buffer solution?

buffer solution may affect the formation of complex or not?no need to add buffer solution through the reaction??

03 April 2016 6,138 0 View

Why surfactant lead to quenching effect on the native flourescence of some drugs???

effect of surfactant like tween-80 on the native flourescence of some drugs???

03 April 2016 788 1 View

May i use maleic anhydride insted of malonic anhydride in chemical reaction?

what is the different in chemical properties between maleic anhydride and malonic anhydride???

05 June 2015 2,637 2 View

Please my friends any one have paper about eosin quenching please send me ?

[email protected]

11 December 2014 3,067 0 View

What the best ph does eosin dye make a good quenching for tertiary and secondary amine ?

Best regards.

11 December 2014 9,689 0 View

Please any one have any paper about sufactant with anti migraine druge for flouromtry send me

please any one have any paper about sufactant with anti migraine druge for inhancement of native flourscence of that drugs . send me

08 September 2014 7,994 2 View

cetyl pyridinum chloride inhibite flourescence of sumatriptan ,zolmitriptan .rizatriptan and zolmitriptan i need to know why that occure please??

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Where can I find the pKa of the following drugs?

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04 May 2014 2,384 5 View

These values are for sumatriptan drugs: pKa (strongest acidic)11.24 & pKa (strongest basic) 9.54 - any thoughts?

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s. Béatrice Marianne Ewalds-Kvist

Dear Walid,

Check this out:

Farmaco. 2004 Oct;59(10):809-17.

Spectrophotometric determination of some fluoroquinolone antibacterials by binary complex formation with xanthene dyes.

El-Brashy AM, El-Sayed Metwally M, El-Sepai FA.

Walid Eltoukhi

thanx. Béatrice Marianne Ewalds-Kvist

best regards

please .Béatrice Marianne Ewalds-Kvist

may you help me how i can prepare 25 ml mole of sodium hydroxide

regards

Write to Dr El-Sepai FA:s email address and you get a more useful answer: