Malvin

For other uses, see Malvin (disambiguation).

Malvin
IUPAC name (2S,3R,4S,5S,6R)-2-[ [7-hydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-5-[ [(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-2-tetrahydropyranyl]oxy]-3-chromenyliumyl]oxy]-6-(hydroxymethyl)tetrahydropyran-3,4,5-triol
Identifiers
CAS number	16727-30-3
PubChem	441765
Jmol-3D images	Image 1
SMILES COC1=CC(=CC(=C1O)OC)C2=C (C=C3C(=CC(=CC3=[O+]2)O)OC4 C(C(C(C(O4)CO)O)O)O)OC5C(C (C(C(O5)CO)O)O)O
Properties
Molecular formula	• C29H35O17+ (cation) • C29H35O17Cl (chloride)
Molar mass	• 655.578 (cation) • 691.031 (chloride)
Exact mass	655.187425
Appearance	reddish blue, odourless powder [1]
Solubility in water	nearly unsoluble [1]
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Malvin is a naturally occurring chemical of the Anthocyanin family. It is a diglucoside of malvidin mainly found as a pigment in herbs like Malva (Malva sylvestris), Primula and Rhododendron.^[2] It can be found in a variety of common foods, including but not limited to the following:^{[citation needed]}

• Vegetables: radish, tomato, turnip, potato, pimento, black eyed pea, green pea, olive (green and black), onion, eggplant, cabbage, carrot, beet, avocado, corn
• Nuts: walnut, cashew
• Herbs/Spices: paprika, mustard seed, cinnamon
• Fruit: watermelon, rhubarb, strawberry, quince, peach, pear, plum, fig, grape (red and green), apple, apricot, banana, blackberry, blueberry, boysenberry, cherry, cranberry, black currants
• Fish: crabmeat
• Dairy: albumin (cow's milk), cheese, yoghurt, butter
• Sugar: sugar beet, honey

Malvin is not dangerous to ingest unless one develops an allergy toward it. An allergy to malvin may result in constipation, severe gas, vomiting or diarrhea when foods containing it are ingested in large amounts.^{[citation needed]}

References

1. ^ ^{a b} MSDS from CarlRoth (German)
2. ^ J. A. Joule, K. Mills: Heterocyclic Chemistry., S. 173, Blackwell Publishing, 2000, ISBN 9780632054534