Skip to Content
Merck
All Photos(3)

Documents

F6760

Sigma-Aldrich

Fast Red TR Salt 1,5-naphthalenedisulfonate salt

Powder

Synonym(s):

4-Chloro-2-methylbenzenediazonium salt

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
C7H6N2Cl · C10H7O6S2
CAS Number:
Molecular Weight:
440.88
Colour Index Number:
37085
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

product name

Fast Red TR Salt 1,5-naphthalenedisulfonate salt,

form

powder

color

white to light yellow

solubility

H2O: 25 mg/mL, clear to slightly hazy

suitability

suitable (as Coupling Agent with Naphthol AS)

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

−20°C

SMILES string

[O-]S(C1=CC=CC2=C1C=CC=C2S(O)(=O)=O)(=O)=O.ClC3=CC=C([N+]#N)C(C)=C3

InChI

1S/C10H8O6S2.2C7H6ClN2/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16;2*1-5-4-6(8)2-3-7(5)10-9/h1-6H,(H,11,12,13)(H,14,15,16);2*2-4H,1H3/q;2*+1/p-2

InChI key

PSAWWJOJWWUTJJ-UHFFFAOYSA-L

Application

Fast Red TR Salt 1,5-naphthalenedisulfonate salt has been used for tartrate-resistant acid phosphatase (TRAP) staining in tissue sections. It has been used as a chromogen in APAAP (alkaline phosphatase-anti-alkaline phosphatase) procedure.

Pictograms

Health hazard

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

STOT SE 2

Target Organs

Eyes

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service