carminic acid
Names
[ CAS No. ]:
476-39-1
[ Name ]:
carminic acid
[Synonym ]:
Natural red 4
Carmine
Cochineal tincture
C.I. NATURAL RED 4
D-Glucitol, 1,5-anhydro-1-C-(7-carboxy-9,10-dihydro-1,3,4,6-tetrahydroxy-8-methyl-9,10-dioxo-2-anthracenyl)-, (1R)-
Sanred 1
CI Natural Red 4
EINECS 215-023-3
Coccus cacti extract
Sun Red No. 1
(1R)-1,5-anhydro-1-(7-carboxy-1,3,4,6-tetrahydroxy-8-methyl-9,10-dioxo-9,10-dihydroanthracen-2-yl)-D-glucitol
7-a-D-Glucopyranosyl-9,10-dihydro-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-2-anthracenecarboxylic Acid
EINECS 215-724-4
3,5,6,8-Tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]-9,10-dihydro-2-anthracenecarboxylic acid
E 120 (dye)
Sun Red 1
Cochineal extract
San-Ei Gen San Red 1
(1R)-1,5-Anhydro-1-(7-carboxy-1,3,4,6-tetrahydroxy-8-methyl-9,10-dioxo-9,10-dihydro-2-anthracenyl)-D-glucitol
Chemical & Physical Properties
[ Density]:
1.9±0.1 g/cm3
[ Boiling Point ]:
907.6±65.0 °C at 760 mmHg
[ Molecular Formula ]:
C22H20O13
[ Molecular Weight ]:
492.386
[ Flash Point ]:
316.1±27.8 °C
[ Exact Mass ]:
492.090393
[ LogP ]:
4.80
[ Vapour Pressure ]:
0.0±0.3 mmHg at 25°C
[ Index of Refraction ]:
1.792