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294438

Sigma-Aldrich

4-Nitrobenzenediazonium tetrafluoroborate

97%

Synonym(s):

Azoic Diazo No. 37, Fast Red GG salt

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About This Item

Linear Formula:
C6H4N3O2 · BF4
CAS Number:
456-27-9
Molecular Weight:
236.92
Beilstein:
3599869
EC Number:
207-261-1
MDL number:
MFCD00012005
UNSPSC Code:
12171500
PubChem Substance ID:
24857715
NACRES:
NA.47

Assay

97%

form

powder

composition

Carbon 29.3-31.5%,Nitrogen 17.1-18.4%

color

light brown

mp

144-148 °C (dec.)

solubility

acetonitrile: 50 mg/mL

density

1.66 g/cm3 at 25 °C

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

F[B-](F)(F)F.[O-][N+](=O)c1ccc(cc1)[N+]#N

InChI

1S/C6H4N3O2.BF4/c7-8-5-1-3-6(4-2-5)9(10)11;2-1(3,4)5/h1-4H;/q+1;-1

InChI key

AFULQCYCQAHYIP-UHFFFAOYSA-N

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General description

4-Nitrobenzenediazonium tetrafluoroborate, also known as Fast Red GG is a Diazonium salt/diazo dye. It is commonly used for the histochemical detection of bilirubin and indolamines.

Application

4-Nitrobenzenediazonium tetrafluoroborate has been used in ellipsometry. It has also been used for surface modification of carbon nanotubes (CNTs).

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302 + H312 + H332,H314

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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’.

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A highly sensitive and simplified method for the differential determination of serum ketone bodies has been developed. Serum was deproteinized with perchloric acid, and acetoacetate contained in the supernate was reacted with newly synthesized p-nitrobenzene diazonium fluoroborate at 37 degrees
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It was found that at pH 5.2 and 40-fold excess of p-nitrophenyldiazonium chloride the inhibitor incorporation into the porcine pepsin molecule involves 1.9 residues, one residue being bound to tyrosine 189. Besides, tyrosines 44, 113, 154 and 174 enter the
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