Chemical compounds that occur naturally in plants | Contact experts in Phytochemistry to get answers
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Questions related to Phytochemistry
I am working on fungal secondary secondary metabolites. Can I identify the biochemical natures of different metabolites present in the mixture with p-anisaldehyde -sulphuric acid and...
20 July 2017 972 3 View
Hi, Im currently doing TLC of plant crude extract by using chloroform: diethyl ether: methanol as solvent instead of chloroform: ethyl acetate: methanol from attached article. Im getting...
11 July 2017 8,344 6 View
Principle depends on the addition of acid or base at the beginning of the water extract of tobacco
09 July 2017 2,037 24 View
for different fraction of fruits
08 July 2017 4,373 3 View
Can someone explain how cyanidin-3-glucoside equivalents are calculated for total anthocyanin content?
03 July 2017 7,074 5 View
Just want to know that which solvent should be preferred for phytochemical analysis of plant materials and why?
27 June 2017 5,603 17 View
i need to remove chlorophyll from leaf material so that chlorophyll content donot hamper the isolation of pure compound. Does ethanol gradient method will effect the extraction procedure in any way?
16 June 2017 5,663 7 View
I think about mixing with Aloe-Vera extract with Hair-Bleach. And I focus more Anthraquinones in Aloe Vera active ingredient, because Anthraquinones have phenolic compounds which has antioxidant...
13 June 2017 6,392 3 View
i has to make a research proposal on the topic can any suggest me about the topic
11 June 2017 3,008 3 View
Hello, looking for alkaloids in my samples, I have stained my TLC with Drägendoff reagent. I have obtained dark orange and brown compounds (alkaloids) but also white spots. Does anyone have an...
08 June 2017 3,396 4 View
I want to remove chlorophyll from methanolic leaves extract by using hexane:ethanol. But, I'm not sure about the ratio of the solvent. Anyone have a suggestion? Thank you.
07 June 2017 4,530 4 View
Respected Everyone One of my objective(s) is to enhance secondary metabolites. For the same i have no standard compound is available and no report so far available on my plant. I am in little bit...
23 May 2017 7,351 7 View
I currently work for a licensed cannabis facility in San Diego. We do not yet have a full lab set up so I am limited to experiments that can take place. Looking to investigate sugar,...
22 May 2017 4,814 2 View
i want to extract polyphenol from a certain plant in both hot and cold alcoholic extraction: what is the suitable mixture ratio of solvents for both hot(soxhelt )and cold alcoholic...
16 May 2017 6,900 3 View
I did some plant hydroalcohol extract , now i want run the TLC , even i have tried more than 20 solvent system for isolation of some flavonoid , i am unable to get anything yet. so please i need...
15 May 2017 3,657 4 View
Has anyone isolated and characterized simple straight chain fatty acid sugar esters from plants? Kindly share your experiences.
13 May 2017 1,511 1 View
The compounds are metal complexes wherein a Nickel compound has shown effective antimicrobial activity against MRSA strain, Vanadium compound has shown antidiabetic activity and copper compound, a...
11 May 2017 2,624 3 View
I am working with hydroalcoholic extract!
10 May 2017 7,847 3 View
i am doing research on medicinal plant. when i estimate total alkaloid content face a lot of problem and failure to get result. so i request any body share the protocol for alkaloid estimation
10 May 2017 5,141 4 View
Also, how does this help develop sugars on the plate?
06 May 2017 3,068 4 View
Hi, I am trying to study the synergistic effects with our compound and other anticancer drugs. I have been successful with compounds such as Sunitinib, Paclitaxel and Pazopanib but I am failing...
05 May 2017 10,075 2 View
I am trying to understand how to calculate specific absorbance of castor oil as prescribed on British pharmacopoeia and I am very confused. could some one here explain me how to do it. I got an...
05 May 2017 2,653 1 View
phytochemistry, pharmacognosy, natural product, isolation of natural compound
03 May 2017 2,681 2 View
I wish to fractionate crude plant extracts
24 April 2017 5,399 11 View