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861340

Thionin acetate salt

certified by the BSC, Dye content ≥85 %

Synonym(s):

3,7-Diamino-5-phenothiazinium acetate, Lauth’s violet

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About This Item

Empirical Formula (Hill Notation):
C12H9N3S · C2H4O2
CAS Number:
78338-22-4
Molecular Weight:
287.34
PubChem Substance ID:
24888537
UNSPSC Code:
12171500
NACRES:
NA.47
MDL number:
MFCD00081194
Colour Index Number:
52000
Beilstein/REAXYS Number:
4345073
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agency

certified by the BSC

Quality Segment

200

form

powder

composition

Dye content, ≥85%

technique(s)

microbe id | staining: suitable

λmax

598 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

CC([O-])=O.Nc1ccc2nc3ccc(N)cc3[s+]c2c1

InChI

1S/C12H10N3S.C2H4O2/c13-7-1-3-9-11(5-7)16-12-6-8(14)2-4-10(12)15-9;1-2(3)4/h1-6H,13-14H2;1H3,(H,3,4)/q+1;/p-1

InChI key

OWXBIRAFHWASMS-UHFFFAOYSA-M

General description

Thionin is a diaminothiazine, metachromatic cationic dye.

Application

Thionin is widely used as a biological stain, especially in histology. It has been used in the Nissl stain for the labeling of neuronal cell bodies.

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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