Fast red B tetrafluoroborate salt - ≥95% , CAS No.2357-51-9

CAS: 2357-51-9 Cat. No.: F345603 Molecular Weight: 266.95 EC Number: 628-770-9 PubChem CID: 18628470
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
DTXSID40946352 | Fast Red B tetrafluoroborate salt, Dye content 95 % | Benzenediazonium, 2-methoxy-4-nitro-, tetrafluoroborate(1-) (1:1) | F77939 | EN300-12441196 | Fast Red B tetrafluoroborate salt | 2-Methoxy-4-nitrobenzene-1-diazonium tetrafluoridobora
Storage
Store at 2-8°C
Shipped In
Wet ice
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Size
Status
Price
Qty
1g
F345603-1g
3
$26.90
5g
F345603-5g
5
$82.90
25g
F345603-25g
2
$267.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Fast Red B tetrafluoroborate salt is a diazonium stain with an absorption maximum of 375 nm.

Specifications

Synonyms
DTXSID40946352 | Fast Red B tetrafluoroborate salt, Dye content 95 % | Benzenediazonium, 2-methoxy-4-nitro-, tetrafluoroborate(1-) (1:1) | F77939 | EN300-12441196 | Fast Red B tetrafluoroborate salt | 2-Methoxy-4-nitrobenzene-1-diazonium tetrafluoridobora
Specifications & Purity
≥95%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid504768748
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504768748
Canonical Smiles[B-](F)(F)(F)F.COC1=C(C=CC(=C1)[N+](=O)[O-])[N+]#N
IUPAC Name2-methoxy-4-nitrobenzenediazonium;tetrafluoroborate
InChIKeyGYYABOARHFFQTR-UHFFFAOYSA-N
INCHI1S/C7H6N3O3.BF4/c1-13-7-4-5(10(11)12)2-3-6(7)9-8;2-1(3,4)5/h2-4H,1H3;/q+1;-1
Isomeric SMILES [B-](F)(F)(F)F.COC1=C(C=CC(=C1)[N+](=O)[O-])[N+]#N
WGK Germany 3
PubChem CID 18628470
Molecular Weight 266.95

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassNitrobenzenes
Intermediate Tree Nodes Not available
Direct ParentNitrophenyl ethers
Alternative Parents Methoxyanilines  Phenoxy compounds  Nitroaromatic compounds  Methoxybenzenes  Diazonium tetrahaloborates  Anisoles  Alkyl aryl ethers  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Organic metalloid salts  Organic oxides  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Nitrophenyl ether - Methoxyaniline - Phenoxy compound - Nitroaromatic compound - Diazonium tetrahaloborate - Anisole - Methoxybenzene - Phenol ether - Alkyl aryl ether - C-nitro compound - Organic diazonium salt - Organic nitro compound - Ether - Organic oxoazanium - Organic metalloid salt - Allyl-type 1,3-dipolar organic compound - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Organic nitrogen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organic cation - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as nitrophenyl ethers. These are aromatic compounds containing a nitrobenzene moiety that carries an ether group on the benzene ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
L2206718Certificate of AnalysisSep 16, 2025 F345603
L2206742Certificate of AnalysisSep 09, 2025 F345603
L2206743Certificate of AnalysisSep 09, 2025 F345603
Chemical and Physical Properties
SolubilitySoluble in acetonitirile (1 mg/ml).
Melt Point(°C)122-124° C (lit.)
Molecular Weight266.950 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count9
Rotatable Bond Count1
Exact Mass267.044 Da
Monoisotopic Mass267.044 Da
Topological Polar Surface Area83.200 Ų
Heavy Atom Count18
Formal Charge0
Complexity260.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Solution Calculators
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