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11298

Supelco

Carminic acid

analytical standard

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Synonym(s):
Natural Red 4
Empirical Formula (Hill Notation):
C22H20O13
CAS Number:
Molecular Weight:
492.39
Colour Index Number:
75470
Beilstein/REAXYS Number:
71651
EC Number:
MDL number:
PubChem Substance ID:
E Number:
E120
NACRES:
NA.24

grade

analytical standard

Quality Level

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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This Item
229253PHL8286552245
Carminic acid analytical standard

11298

Carminic acid

Carminic acid ≥90% (HPLC)

229253

Carminic acid

Carminic acid phyproof® Reference Substance

PHL82865

Carminic acid

Carmoisine analytical standard

52245

Carmoisine

format

neat

format

-

format

-

format

neat

Quality Level

100

Quality Level

100

Quality Level

-

Quality Level

100

grade

analytical standard

grade

-

grade

primary reference standard

grade

analytical standard

assay

≥90% (HPLC)

assay

≥90% (HPLC)

assay

≥95.0% (HPLC)

assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

shelf life

-

shelf life

-

shelf life

limited shelf life, expiry date on the label

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.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

ppe

Eyeshields, Gloves, type N95 (US)


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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
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
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
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
Feng Wang et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 79(5), 1946-1951 (2011-06-28)
A fluorescent enhancement system carminic acid (CA)-La3+-CTAB is found and based on this finding a new fluorimetric method for the determination of CA is developed. Under optimized conditions, the enhanced intensities of fluorescence are quantitatively in proportion to the concentrations

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