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Pigment Red 49:1

Names

[ CAS No. ]:
1103-38-4

[ Name ]:
Pigment Red 49:1

[Synonym ]:
2-[(2E)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonate
barium lithol
barium bis{2-[(E)-(2-hydroxy-1-naphthyl)diazenyl]naphthalene-1-sulfonate}
MFCD00071951
EINECS 214-160-6

Biological Activity

[Description]:

Pigment Red 49:1 (Barium lithol red) is an azo lake pigment. The color of Pigment Red 49:1 ranges from yellow to purplish blue[1].

[Related Catalog]:

Research Areas >> Others
Signaling Pathways >> Others >> Others

[References]

[1]. Kennedy AR, et, al. Lithol Red: a systematic structural study on salts of a sulfonated azo pigment. Chemistry. 2012 Mar 5;18(10):3064-9.  

Chemical & Physical Properties

[ Melting Point ]:
310 - 311ºC

[ Molecular Formula ]:
C40H26BaN4O8S2

[ Molecular Weight ]:
892.11300

[ Exact Mass ]:
892.02400

[ PSA ]:
221.06000

[ LogP ]:
12.19780

Safety Information

[ WGK Germany ]:
3

[ Packaging Group ]:
II; III

[ Hazard Class ]:
6.1

Related Compounds