Solvent dyes (3)
Azo dyes (2)
Cyclic compounds (2)
Food Additives (2)
Staining dyes (2)
Aromatic amines (1)
Fluorescent dyes (1)
Phenol dyes (1)
Sigma Aldrich (4)
TCI Chemicals (3)
AK Scientific (2)
2-Furaldehyde (98-01-1, 8030-97-5)
Furfural · Furaldehyde
Furfural is an organic compound produced from a variety of agricultural byproducts, including corncobs, oat, wheat bran, and sawdust. The name furfural comes from the Latin word furfur, meaning bran, referring to its usual source. Aside from ethanol, acetic acid and sugar it is one of the oldest renewable chemicals.
1,2-benzopyrone · 5,6-benzo-alpha-pyrone
Coumarin (; 2H-chromen-2-one) is a fragrant organic chemical compound in the benzopyrone chemical class, although it may also be seen as a subclass of lactones. It is a natural substance found in many plants, and a colorless crystalline substance in its standard state. The name comes from a French term for the tonka bean, coumarou, one of the sources from which coumarin was first isolated as a natural product in 1820.
Solvent yellow 124 (34432-92-3)
Solvent Yellow 124 is a yellow azo dye used in European Union as a fuel dye. It is a marker used since August 2002 to distinguish diesel fuel intended for heating from a higher-taxed motor diesel fuel. It is added to fuels not intended for motor vehicles in amounts of 6 mg/L or 7 mg/kg under the name Euromarker.
Sudan Red 7B (6368-72-5)
fat red · fat red 7B · oil violet
Sudan Red 7B, also known as Solvent Red 19, Ceres Red 7B, Fat Red 7B, Hexatype carmine B, Lacquer red V3B, Oil violet, Organol bordeaux B, Sudanrot 7B, Typogen carmine, and C.I. 26050, is a red diazo dye. Chemically it is N-ethyl-1-[[p-(phenylazo)phenyl]azo]-2-naphthalenamine.
Solvent blue 35 (17354-14-2)
Oil Blue 35 is a blue anthraquinone dye used for colouring alcoholic and hydrocarbon based solvents, including oils, fats, and waxes. It is used also in lacquers and inks. In some countries, it is used as a fuel dye.