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Section: 9 Organic dyes and pigments (OD) Page: 508

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Details

IRUG filename:
IOD00508
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 256 (PR256), Naphthol AS, Azo, CI124635
Trade name(s):
Hostaperm Scarlet 3RLF
CAS name:
2-Naphthalenecarboxamide, 4-[2-[2,5-dichloro-4-[(dimethylamino)sulfonyl]phenyl]diazenyl]-3-hydroxy-N-(2-methoxyphenyl)-
Sample source 1:
Clariant
Sample identifier 1:
Hostaperm Scarlet 3RLF
Sample source 2:
Tate Gallery
Source location 2:
Millbank, London, SW1P 4RG, UK
Sample identifier 2:
PR256, Hostaperm Scarlet 3RLF
Color:
Red
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Tate Gallery
Originating institution acronym:
TG
Molecular formula:
C26 H22 Cl2 N4 O5 S
CAS registry no:
79102-65-1