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11298 Supelco

Carminic acid

analytical standard

Synonym: Natural Red 4

  • CAS Number 1260-17-9

  • Empirical Formula (Hill Notation) C22H20O13

  • Molecular Weight 492.39

  •  Colour Index Number 75470

  •  Beilstein/REAXYS Number 71651

  •  EC Number 215-023-3

  •  MDL number MFCD00167028

  •  PubChem Substance ID 329749350

  •  E Number E120

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, All alphabetical sorted, Analytical Standards, Analytical/Chromatography, Chromatography,
Quality Level   100
grade   analytical standard
assay   ≥90% (HPLC)
form   neat
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
Featured Industry   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

Description

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.

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 2

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Dyestuff Analyses on Historic Objects by LC-ESI-MS/MS Using a Superspher RP-18 HPLC Column

Prior to the development of synthetic dyestuffs starting in the middle of the 19th century, organic dyes have only been gained from a variety of plants, fungi, lichens and insects. These colorants ha...
Prof. Dr. René Csuk and Dr. Annemarie E. Kramell
Keywords: High performance liquid chromatography, Liquid chromatography mass spectrometry, Mass spectrometry, Sample preparations, Separation, Solvents

Peer-Reviewed Papers
15

References

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