Chemical compounds that occur naturally in plants | Contact experts in Phytochemistry to get answers
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Questions related to Phytochemistry
I determined the chlorophyll a and b content (mg g-1 F. wt.) with the method as described by Arnon (1949) by using the following formulae.Chlorophyll a (mg/100 mL) = 0.999 A663-...
03 March 2016 4,239 10 View
Natural Product Chemistry, Isolation of Flavanoids, phytochemistry
03 March 2016 918 4 View
Hello the Scientific Family! I have been performing liquid-liquid partition of plant extract. At the end I realized (using TLC and Spectrophotometry) that some water soluble phenolics are presents...
17 February 2016 7,487 5 View
Would you kindly provide me with the proton NMR of taraxer-14-ene-x,y-diol?
02 February 2016 7,972 0 View
UV is the detector
02 February 2016 1,696 3 View
What is the best analysis mehod for TLC application in phytochemistry?
02 February 2016 5,581 4 View
02 February 2016 913 5 View
I have a plant which has amount of indole acetic acid and I want to convert this amount to indole alkaloid .......... what is the precursor or any substances can be added to make this action ?
02 February 2016 7,878 2 View
I need a database or books for known compounds NMR data. I isolated some compounds and their NMR data something different for this case, I am thinking these compounds are the same type.
02 February 2016 3,386 3 View
plant physiology phytochemistry plant steers protection
01 January 2016 1,384 1 View
I have the mixture of these two 1,4 naphthoquinones in which one is oily in nature and the other has solid crystalline form. Need some suggestion for recrystalizing the solid one.
01 January 2016 9,355 9 View
I would like to measure the attractive and the repellent effect of certain essential oils, is there an apparatus or a well known method to perform this experiment?
01 January 2016 5,128 9 View
What is the best mobile phase for isolation of compounds from Aloe vera flower extract?
01 January 2016 332 2 View
Abstract Ficus carica Linn. (Moraceae) is commonly known as edible fig. Due to the useful effect of leaves in skin diseases, pharmacognostical standardization of F. carica leaves was carried out....
12 December 2015 1,916 5 View
There is no anti-venom developed in India against the bite of arboreal pit vipers. I want to know if there is any work or related literature on venom proteins, anti-venomic studies or a correlated...
26 November 2015 3,813 9 View
in SciFinder 3157 papers and patents are published on ivy, but no study was conducted for pregnancy. but I found one article "Ethnoveterinary medicines used for ruminants in British...
11 November 2015 2,249 6 View
Hello all, as I am quite often away from the lab facilities, I would like to know if there are any open-source/freeware that I could use to analyse my data (obtained from Xcalibur v.1.0.2,...
11 November 2015 9,647 4 View
Phytochemistry
10 October 2015 6,428 8 View
i want to estimate the metal present in our plant sample, for this initial step is sample digestion. many reference paper use nitric acid, is there any other method which can follow. need protocol...
10 October 2015 10,100 13 View
I am working on two plants B purpurea and C.fistula.I want to get two semi purified fractions each from crude ethanolic extracts of Barks of these two plants rich in bioactive phytochemicals.So,...
10 October 2015 2,872 21 View
i had given 380 nm as reference wave lenght, but there is no improvement in the base line. can any one help me
09 September 2015 1,573 4 View
Gilda Joana, Alok Nahata, Chandan Chanotiya and B.R.Rajeswara Rao
09 September 2015 6,351 8 View
Kindly share your experience, if any, with bark phytochemistry. It would be grateful if I get a good tlc mobile phase for studying methanol extracts of bark that is known to contain polyphenols.
09 September 2015 9,671 0 View
GC-MS users Phytochemistry
08 August 2015 4,985 4 View