3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,
5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid (Molecular Formula: C₂₂H₂₀O₁₃)

Product Name:	3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4, 5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid
CAS Registry Number:	1390-65-4
EINECS:	215-724-4
Synonyms:	NSC326224; Carmine; 1260-17-9;3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4, 5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid; C.I. Natural red 4; 1390-65-4;Cochineal; CARMINIC ACID; Natural red 4; B Rose liquid; C.I. 75470;
Molecular Structure:
Molecular Formula:	C₂₂H₂₀O₁₃
Molecular Weight:	492.3864
Density:	1.869 g/cm³
Boiling Point:	907.6 °C at 760 mmHg
Melting Point:	136 deg C dec
Flash Point:	316.1 °C
Risk Codes:	S24/25:Avoidcontactwithskinandeyes.;
Safety Statements:	When heated to decomposition it emits acrid smoke and irritating fumes.

3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid (Molecular Formula: C22H20O13)