46290

Sigma-Aldrich

Sudan Red 7B

for microscopy (Bot., Hist.)

Synonym(s):
Fat Red 7B, Fat red bluish, Solvent Red 19
Empirical Formula (Hill Notation):
C24H21N5
CAS Number:
Molecular Weight:
379.46
Colour Index Number:
26050
Beilstein/REAXYS Number:
3534323
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47
Pricing and availability is not currently available.

grade

for microscopy (Bot., Hist.)

Quality Level

form

powder

application(s)

hematology: suitable
histology: suitable

mp

130 °C (dec.) (lit.)

solubility

acetone: 0.1 g/10 mL, clear to turbid, red

λmax

367-377 nm in toluene (2nd)
528-538 nm in toluene (1st)

Featured Industry

Diagnostic Assay Manufacturing

storage temp.

room temp

SMILES string

CCNc1ccc2ccccc2c1\N=N\c3ccc(cc3)\N=N\c4ccccc4

InChI

1S/C24H21N5/c1-2-25-23-17-12-18-8-6-7-11-22(18)24(23)29-28-21-15-13-20(14-16-21)27-26-19-9-4-3-5-10-19/h3-17,25H,2H2,1H3/b27-26+,29-28+

InChI key

VKWNTWQXVLKCSG-ZDXBJJIESA-N

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Biochem/physiol Actions

Sudan red 7B, also known as fat red, is a non-fluorescent stain. It is effectively used to stain lipids and is used to indicate the presence of suberin in cell walls. Sudan red 7B acts as a marker for formosan subterranean termite, Coptotermes fornosanus Shiraki.
Appl- Sudan Red 7B has been used to stain root sections of pearl millet.

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
Sudan Red 7B, a Dye Marker for Coptotermes formosanus
Lai P Y, et al.
Hawaiian Entomological Society. (1983)
Effects of a dye, Sudan Red 7B, on the Formosan subterranean termite, Coptotermes formosanus Shiraki (Isoptera: Rhinotermitidae).
Su N Y, et al.
Material and Organismen, 18, 127-133 (1983)
Component traits of plant water use are modulated by vapour pressure deficit in pearl millet (Pennisetum glaucum (L.) R. Br.).
Kholova J, et al.
Functional plant biology, 43(5), 423-437 (2016)
Root Methods: A Handbook, 594-594 (2013)
Onions and Other Vegetable Alliums, 454-454 (2008)

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