Basic information
- CAS
456-27-9- Standard SMILES
F[B-](F)(F)F.N#[N+]c1ccc([N+](=O)[O-])cc1- InChIKey
AFULQCYCQAHYIP-UHFFFAOYSA-N- Molecular formula
- C6H4N3O2.BF4
- Average molar mass
- 236.92 g/mol
- Monoisotopic mass
- 237.03326965
Names & identifiers
- Preferred name
- 4-Nitrobenzenediazonium tetrafluoroborate
- IUPAC
- 4-nitrobenzenediazonium tetrafluoroborate
- English name
- 4-Nitrobenzenediazonium tetrafluoroborate
- Molecular formula
- C6H4BF4N3O2
- Molecular weight
- 236.92
Names & synonyms
4-Nitrobenzenediazonium tetrafluoroborate456-27-9p-Nitrophenyl diazonium fluoroboratep-Nitrophenyldiazonium fluoboratep-Nitrobenzenediazonium fluoborate4-Nitrobenzenediazonium fluoboratep-Nitrobenzenediazonium tetrafluoroboratep-Nitrobenzenediazonium fluoroborateCCRIS 3641p-Nitrophenyldiazonium tetrafluoroborate4-Nitrophenyldiazonium tetrafluoroborate4-Nitrobenzenediazonium fluoroborate
Show more names
4-nitrobenzenediazoniumCI 37035AKOS MSC-0141FAST RED GG SALTAZOIC DIAZO NO 374-nitrobenzenediazoniumfluoborate
EINECS 207-261-1Benzenediazonium, 4-nitro-, tetrafluoroborate(1-)NSC 63909UNII-2UXO615R4O2UXO615R4OAI3-616764-Nitrobenzenediazonium tetrafluoroborate(1-)Benzenediazonium, 4-nitro-, tetrafluoroborate(1-) (1:1)
Database identifiers
- CAS
456-27-9
Properties
Computed structural properties
- Topological polar surface area
- 74 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 8
- Rotatable bonds
- 0
- Heavy atoms
- 16
- Formal charge
- 0
- Complexity
- 213
Experimental & physicochemical properties
Chemical ClassesMetals -> Metalloid Compounds (Boron)
Physical DescriptionDark yellow powder; [Sigma-Aldrich MSDS]
Physicochemical properties
- Melting point
- 144 · 144-148 °C (dec.)
- Density
- 1.66 g/cm3 · 1.66 g/cm3(Temp: 25 °C)
- storage temp.
- 2 · 2-8°C
- solubility
- Soluble in acetonitrile and dimethyl sulfoxide.
- form
- powder
- color
- White to Yellow to Orange
- Water Solubility
- almost transparency
- BRN
- 3599869 · 3599869
- Exposure limits
- 2.5 mg/m3NIOSH: · ACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3
- Stability
- Stable. Incompatible with strong oxidizing agents, moisture, strong bases. Avoid mechanical shock.
- Major Application
- diagnostic assay manufacturinghematologyhistology
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P260, P261, P264, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P362+P364, P363, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 40 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory Information
Chemical: Benzenediazonium, 4-nitro-, tetrafluoroborate(1-)
4-Nitrobenzenediazonium tetrafluoroborate: Does not have an individual approval but may be used under an appropriate group standard
Hazards SummaryCauses burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Harmful by ingestion, inhalation, and skin absorption; [Sigma-Aldrich MSDS] See Potassium tetrafluoroborate. See Diazobenzenesulfonic acid.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Toxicology
Adverse EffectsDermatotoxin - Skin burns.
Safety data
- F
- 4.3
- PPE
- Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
- wgk
- 3
- tsca
- TSCA listed
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationBenzenediazonium, 4-nitro-, tetrafluoroborate(1-) (1:1): INACTIVE
Applications
Uses4-Nitrobenzenediazonium tetrafluoroborate is widely used as a standard reagent in organic synthesis. It is used as a dye for enterochromaffin cells. It is used for the spectrophotometric determination of common aromatic diisocyanates [toluene-2,4-diyl diisocyanate and 4,4'-methylenebis(phenyl isocyanate)] and gallic acid. It is also used for tissue staining and determination of trace phenols.
Upstream & downstream products
Downstream products
Suppliers100 total
国药集团化学试剂有限公司86-21-63210123 · [email protected]
Related reactions
8 records
Compound notes
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