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Section: 9 Organic dyes and pigments (OD) Page: 738

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Details

IRUG filename:
ROD00738
Data type:
Raman
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 p
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 p
Sample source 2:
Tate Gallery, Tate Colorant Collection, Tom Learner
Source location 2:
Millbank, London, SW1P4RG, London, UK
Sample identifier 2:
PR256, Hostaperm Scarlet 3RLF p
Sample source 3:
Harvard Art Museums, Straus Center for Conservation & Technical Studies
Source location 3:
32 Quincy St, Cambridge, MA 02138, US
Color:
Red
Application:
Raman microscopy/microspectroscopy
Excitation source (nm):
785
Mode:
Scat
Originating institution name:
Museum of Fine Arts Boston
Originating institution acronym:
MFAB
Molecular formula:
C26 H22 Cl2 N4 O5 S
CAS registry no:
79102-65-1