Cochineal

Cochineal

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Catalog Number ACM477270-1
CAS Number 477-27-0
Synonyms N-Acetyl trimethylcolchicinic acid
IUPAC Name N-[(7S)-10-Hydroxy-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl]acetamide
Molecular Weight 385.41
Molecular Formula C21H23NO6
Canonical SMILES CC(=O)NC1CCC2=CC(=C(C(=C2C3=CC=C(C(=O)C=C13)O)OC)OC)OC
InChI InChI=1S/C21H23NO6/c1-11(23)22-15-7-5-12-9-18(26-2)20(27-3)21(28-4)19(12)13-6-8-16(24)17(25)10-14(13)15/h6,8-10,15H,5,7H2,1-4H3,(H,22,23)(H,24,25)/t15-/m0/s1
InChI Key PRGILOMAMBLWNG-HNNXBMFYSA-N
Purity 99%+ (HPLC)
Storage Store in dry, low temperature, sealed, 2-8 °C.
Complexity 724
Exact Mass 385.15253745
Heavy Atom Count 28
Isomeric SMILES CC(=O)N[C@H]1CCC2=CC(=C(C(=C2C3=CC=C(C(=O)C=C13)O)OC)OC)OC
Monoisotopic Mass 385.15253745
Topological Polar Surface Area 94.1Ų
Custom Q&A

What is the chemical formula of Cochineal?

The chemical formula of Cochineal is C22H20O13.

What is the color index of Cochineal?

The color index of Cochineal is 75470.

Where is Cochineal primarily obtained from?

Cochineal is primarily obtained from the Canary Islands and parts of South America.

How is carmine red produced from Cochineal?

Boiling cochineal with mineral acid produces carmine red.

What is the main coloring principle in Cochineal?

The main coloring principle in Cochineal is carminic acid.

At what pH does the water-soluble extract of Cochineal precipitate?

The water-soluble extract of Cochineal precipitates at pH 3.

In which industries is Cochineal used as a color additive?

Cochineal is used as a color additive in food, drugs, and cosmetics.

What is the stability range of Cochineal in terms of pH?

Cochineal has good stability at pH 4, and excellent stability at pH 5-8.

What is the main anthraquinone found in Cochineal?

The main anthraquinone found in Cochineal is carminic acid.

What is the primary use of Cochineal in foods?

Cochineal is used in foods requiring red coloring.

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