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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
UNSPSC Code:
85151701
NACRES:
NA.24
E Number:
E120
PubChem Substance ID:
329749350
EC Number:
215-023-3
MDL number:
MFCD00167028
Colour Index Number:
75470
Beilstein/REAXYS Number:
71651
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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

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.

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Storage Class

11 - Combustible Solids

wgk

WGK 2

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
BCCM9806
BCCK0443
BCCD5041
BCCD3486
BCCB2723

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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
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
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
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