Vat Blue 2

Names

[ Name ]:
Vat Blue 2

[Synonym ]:
5,5'-Dibromo-4,4'-dichloroindigo
C.I.Vat Blue 2
5,5'-Dibrom-4,4'-dichlor-indigo
4,4'-Dichloro-5,5'-dibromoindigo
BASF Brilliant Indigo 4G

Biological Activity

[Description]:

Vat Blue 2, a indigo (HY-N0335) derivative, is a dark blue 5,5'-dibromo-4,4'-dichloroindigo dye[1].

[Related Catalog]:

Research Areas >> Others

Signaling Pathways >> Others >> Others

[In Vitro]

Indigo is the parent compound for a series of bromine and chlorine-substituted dyestuffs. Vat Blue 2 has four substituents, two each of chlorine and bromine, but located at different positions[1].

[References]

[1]. Judy D. Timpa, et al. The Flammability of Cotton Fabrics Dyed with Indigo Dyes.

Chemical & Physical Properties

[ Density]:
2.026g/cm3

[ Boiling Point ]:
556.3ºC at 760mmHg

[ Molecular Formula ]:
C₁₆H₆Br₂Cl₂N₂O₂

[ Molecular Weight ]:
488.94500

[ Flash Point ]:
290.2ºC

[ Exact Mass ]:
485.81700

[ PSA ]:
58.20000

[ LogP ]:
5.92260

[ Vapour Pressure ]:
2.05E-12mmHg at 25°C

[ Index of Refraction ]:
1.74

Safety Information

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%