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Carminic acid

analytical standard

Synonym(s):

Natural Red 4

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About This Item

Empirical Formula (Hill Notation):
C22H20O13
CAS Number:
1260-17-9
Molecular Weight:
492.39
Colour Index Number:
75470
Beilstein:
71651
EC Number:
215-023-3
MDL number:
MFCD00167028
UNSPSC Code:
85151701
PubChem Substance ID:
329749350
E Number:
E120
NACRES:
NA.24

grade

analytical standard

Quality Level

100

Assay

≥90% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

SMILES string

Cc1c(C(O)=O)c(O)cc2C(=O)c3c(O)c(O)c([C@@H]4O[C@H](CO)[C@@H](O)[C@H](O)[C@H]4O)c(O)c3C(=O)c12

InChI

1S/C22H20O13/c1-4-8-5(2-6(24)9(4)22(33)34)13(25)10-11(15(8)27)16(28)12(18(30)17(10)29)21-20(32)19(31)14(26)7(3-23)35-21/h2,7,14,19-21,23-24,26,28-32H,3H2,1H3,(H,33,34)/t7-,14-,19+,20-,21+/m1/s1

InChI key

DGQLVPJVXFOQEV-JNVSTXMASA-N

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General description

Carminic acid is an anthraquinone red dye. It is majorly used in textile industry as pigmenting agent.

Application

Carminic acid was used to compare and identify the Leucopis sp. using analytical methods like TLC and HPLC.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

WGK

WGK 2

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Wichien Sang-aroon et al.
Journal of molecular modeling, 19(3), 1407-1415 (2012-12-12)
Essential parameters related to the photoelectrochemical properties, such as ground state geometries, electronic structures, oxidation potential and electron driving force, of cochineal insect dyes were investigated by DFT and TDDFT at the B3LYP/6-31+G(d,p) level of the theory. The results show
Fayezeh Samari et al.
Analytica chimica acta, 667(1-2), 49-56 (2010-05-06)
A simple analytical method based on the second-order calibration of the pH gradient spectrophotometric data was developed for assay of carminic acid (CA) in human plasma and orange juice over the concentration range of 1.5-14.0microM. The multi-way data analysis method
Hajime Nakatani et al.
Bioscience, biotechnology, and biochemistry, 75(3), 550-555 (2011-03-11)
The interaction between mammary epithelial and stromal tissue is considered to be important in breast tissue development. In this study, we developed a transplantation procedure for the mammary stromal fibroblastic cell line (MSF) to examine its life in vivo. First
Ana Serrano et al.
Analytical and bioanalytical chemistry, 401(2), 735-743 (2011-06-01)
A new analytical approach based on high-performance liquid chromatography with diode array detector (HPLC-DAD) and multivariate data analysis was applied and assessed for analyzing the red dye extracted from cochineal insects, used in precious historical textiles. The most widely used
T Eisner et al.
Experientia, 50(6), 610-615 (1994-06-15)
Larvae of two insects, a coccinellid beetle (Hyperaspis trifurcata) and a chamaemyiid fly (Leucopis sp.), feed on cochineal insects and appropriate their prey's defensive chemical, carminic acid, for protective purposes of their own. H. trifurcata discharges the chemical with droplets
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