How do you dissolve caffeic acid?

A stock solution may be made by dissolving the caffeic acid in the solvent of choice. Caffeic acid is soluble in organic solvents such as ethanol, DMSO, and dimethyl formamide, which should be purged with an inert gas.

What is the empirical formula for caffeic acid?

Caffeic acid

Chemical formula C9H8O4
Molar mass 180.16 g/mol
Density 1.478 g/cm3
Melting point 223 to 225 °C (433 to 437 °F; 496 to 498 K)

Is caffeic acid water soluble?

Product Info

Cas No. 331-39-5
Synonym 3,4-Dihydroxycinnamic acid
Melting Point 212-214°C(dec.)
Solubility Sparingly soluble in hot water, PBS (0.6 mg/mL). Soluble in ethanol (25 mg/mL, warm), DMSO (40 mg/mL), DMF (7 mg/mL), ethyl acetate, chloroform, methanol.
Appearance Brownish/yellowish crystalline powder

What is the molecular formula of caffeic acid list the elements starting with carbon followed by hydrogen?

Caffeic acid | C9H8O4 – PubChem.

Is C9H8O4 acid or base?

Part A Aspirin (acetylsalicylic acid, C9H8O4) is a weak monoprotic acid.

How do you dissolve Rosmarinic acid?

Rosmarinic acid is soluble in organic solvents such as ethanol, DMSO, and dimethyl formamide.

Where is caffeic acid found?

Caffeic acid is a chemical found in many plants and foods. Coffee is the primary source of caffeic acid in the human diet. However, it can be found in other food sources such as apples, artichoke, berries, olives, and pears. Wine also contains a significant amount of caffeic acid.

How do you find the chemical formula?

Divide the molar mass of the compound by the empirical formula mass. The result should be a whole number or very close to a whole number. Multiply all the subscripts in the empirical formula by the whole number found in step 2. The result is the molecular formula.

Is c9h7o4 an acid or base?

Acetylsalicylate is a benzoate that is the conjugate base of acetylsalicylic acid, arising from deprotonation of the carboxy group. It derives from a salicylate. It is a conjugate base of an acetylsalicylic acid….4.3Related Compounds.

Same Parent, Connectivity 140 Records
Similar Conformers 5,441 Records

How do acids taste?

Acidic Foods have a Sour Taste – If you’ve ever tasted a lemon, you’ve had firsthand experience with the sour taste of acids. Citrus fruits, such as lemons, grapefruit, and oranges, all contain citric acid. Other foods such as vinegar and tomatoes also contain acids.

Is rosmarinic acid a flavonoid?

Rosmarinic acid (RA) (Figure 4.13) is a polyphenolic antioxidant hydroxycinnamic acid found in many Lamiaceae herbs and widely used culinary herbs.

Does rosmarinic acid dissolve in water?

Rosmarinic acid

Appearance Red-orange powder
Melting point 171 to 175 °C (340 to 347 °F; 444 to 448 K)
Solubility in water Slightly soluble
Solubility in other solvents Well soluble in most organic solvents

What kind of phenolic compound is caffeic acid?

Caffeic Acid is an endogenous phenolic phytochemical compound that exists in plants and many foods.

How is caffeine related to hydroxycinnamic acid?

Caffeic acid is an organic compound that is classified as a hydroxycinnamic acid. This yellow solid consists of both phenolic and acrylic functional groups. Caffeic acid, which is unrelated to caffeine, is biosynthesized by hydroxylation of coumaroyl ester of quinic acid (esterified through a side chain alcohol).

What is the molecular weight of caffeic acid?

Caffeic acid PubChem CID 689043 Synonyms caffeic acid 3,4-Dihydroxycinnamic acid Molecular Weight 180.16 Date s Modify 2021-06-26 Create 2004-09-16

What is the CAS rating for caffeic acid?

Caffeic Acid | CAS 331-39-5 is rated 5.0 out of 5 by 2 . For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.