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Orcein, for analysis

Catalog No. p-7076514
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AAB2029403 1 g
AAB2029406 5 g
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Catalog No. AAB2029403 Supplier Thermo Scientific Chemicals Supplier No. B2029403
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Description

Red dye used in microscopy as a mordant for the staining of flagella, as well as for detecting elastic tissue in sputum. | CAS: 1400-62-0 | C28H24N2O7 | 500.507 g/mol

It is a red dye used in microscopy as a mordant for the staining of flagella, as well as for detecting elastic tissue in sputum.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS 1400-62-0
Molecular Formula C28H24N2O7
Molecular Weight (g/mol) 500.507
MDL Number MFCD00062310
InChI Key VPEASJIRGSVXBF-UHFFFAOYSA-N
Synonym orcein, pacein, 2,8-bis 2,4-dihydroxy-6-methyl-anilino-1,9-dimethyl-dibenzofuran-3,7-dione, 2,8-bis 2,4-dihydroxy-6-methylanilino-1,9-dimethyldibenzo b,d furan-3,7-dione, unii-655waw52f4, orcein 1g, c.i. natural red 28, ncistruc1_000110, ncistruc2_001941, 2,4-dihydroxy-6-methylphenylamino-1,9-dimethyldibenzo b,d furan-3,7-dione
PubChem CID 5386447
IUPAC Name 2,8-bis(2,4-dihydroxy-6-methylanilino)-1,9-dimethyldibenzofuran-3,7-dione
SMILES CC1=CC(=CC(=C1NC2=C(C3=C4C(=C(C(=O)C=C4OC3=CC2=O)NC5=C(C=C(C=C5C)O)O)C)C)O)O

Specifications

Packaging Glass bottle
Quantity 1 g
Solubility Information Soluble in acetone,alcohol,acetic acid (red color),and dilute aqueous alkali (blue-violet color). Insoluble in water.
Physical Form Powder
Chemical Name or Material Orcein

Safety and Handling

Hazard Category H302
Precautionary Statement P264b-P270-P301+P312-P330-P501c
EINECSNumber 215-750-6
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only