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lac dye MeSH Supplementary Concept Data 2025


MeSH Supplementary
lac dye
Unique ID
C009765
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/C009765
Entry Term(s)
4-(4-dimethylaminophenylazo) beta-lactoside
lac resin, C.I. natural red 25
laccaic acid
Registry Numbers
27597-77-9
CAS Type 1 Name
beta-D-Glucopyranoside, 4-((4-(dimethylamino)phenyl)azo)phenyl 4-O-beta-D-galactopyranosyl-
Previous Indexing
GLYCOSIDES (75-81)
Heading Mapped to
*Azo Compounds
Frequency
26
Note
possible food coloring agent which is completely nontoxic at low doses; lac dye is water soluble constituent of stick lac (commercial lac resin); lac resin is hardened secretion of insect Laccifer lacca (lac insect)
Source
J Immunol 114(1):99;1975
Indexing Information
Resins, Plant
Date of Entry
1975/01/01
Revision Date
2001/04/06
lac dye Preferred
lac resin, C.I. natural red 25 Narrower
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