dye|World dye variety

Name:C.I.Basic Red 6,C.I.50375

Molecular Structure: azine class

C.I.Basic Red 6,C.I.50375,CAS 8005-70-7,457.95/472.97,C30H20ClN3/C30H21ClN4,Magdala Red

Molecular Formula:C₃₀H₂₀ClN₃/C₃₀H₂₁ClN₄

Molecular Weight: 457.95/472.97

CAS Registry Number:8005-70-7

Manufacturing Methods :4-(Naphthalen-1-yldiazenyl)naphthalen-1-amine and Naphthalen-1-amine heating, the main products are Rhodindine (a) and 6 to 8% of Magdala Red (b). With the boiling water extraction can be repeated segregation out, (b), add in melted content Naphthalene-1,4-diamine,

(b) can obviously increase the yield of the (DE 40868)

Properties and Applications: Pink , Slightly soluble in water for red, slightly soluble in alcohol for red, with fluorescent orange. In concentrated sulfuric acid for the gray light purple, after diluted purple precipitation. The dye solution to join strong sodium hydroxide solution have red light purple precipitation.

List of Suppliers:

Magdala Red( Durand & Huguenin SA )