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A2918

Sigma-Aldrich

Azure A chloride

Dye content, ≥75%, certified by the Biological Stain Commission, powder

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About This Item

Empirical Formula (Hill Notation):
C14H14ClN3S
CAS Number:
Molecular Weight:
291.80
Colour Index Number:
52005
Beilstein:
3922287
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

Product Name

Azure A chloride, certified by the Biological Stain Commission

grade

certified by the Biological Stain Commission

Quality Level

form

powder

composition

Dye content, ≥75%

color

dark brown
green to very dark green

mp

290 °C (dec.) (lit.)

solubility

water: 1 mg/mL

suitability

suitable for (Certified for use in Lillie′s modified Nocht′s method for paraffin sections and the NCCLS method for blood smears.)

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

NC1=CC(SC(C2=N3)=CC(C=C2)=[N+](C)C)=C3C=C1.[Cl-]

InChI

1S/C14H13N3S.ClH/c1-17(2)10-4-6-12-14(8-10)18-13-7-9(15)3-5-11(13)16-12;/h3-8,15H,1-2H3;1H

InChI key

NALREUIWICQLPS-UHFFFAOYSA-N

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Suitability

Certified for use in Lillie′s modified Nocht′s method for paraffin sections and the NCCLS method for blood smears.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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