logo
Banner

Pigment Blue 2

Catalog Number DYE-PIG-0307
CAS Number 1325-94-6
Molecular Weight 470.63
Molecular Formula C33H32N3
CI Number C.I.44045:2
Color brilliant blue.
Lightfastness GoodWell
Main Molecular Structure triarylmethane
Oleic Acid Good
Preparation Method 4-(Dichloro(4-(dimethylamino)phenyl)methyl)-N,N-dimethylbenzenamine and Naphthalen-1-amine condensation, then use phosphorus molybdenum acid lake change; (b) Bis (4-(dimethylamino) phenyl) methanol and Naphthalen-1-amine condensation, the product into N-nitroso derivatives and oxidation, remove nitroso, then use phosphorus molybdenum acid lake change.
Properties Soluble in water is blue, soluble in ethanol for blue. In concentrated sulfuric acid for the red light brown, after dilution from yellow to green and then to blue. Dye aqueous solution to join sodium hydroxide have dark red light brown precipitation.
Soap Micelle Bleeding Bleeding

It is important to note that our products are for research use only and are not for clinical use.

Online Inquiry
Verification code