7-Hydroxy-3H-phenoxazin-3-one-10 oxide supplier

Name
RESAZURIN
EINECS
CAS No. 550-82-3
Article Data11
CAS DataBase
Density 1.57g/cm³
Solubility
Melting Point >250°C
Formula C12H7 N O4
Boiling Point 477.2°Cat760mmHg
Molecular Weight 229.192
Flash Point 242.4°C
Transport Information
Appearance
Safety Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NO_x.
Risk Codes
Molecular Structure
Hazard Symbols
Synonyms Resazurin(6CI); 7-Hydroxy-3H-phenoxazin-3-one 10-oxide; 7-Hydroxy-3H-phenoxazine-3-one10-oxide; Alamar Blue; Azoresorcin; Diazoresorcinol; NSC 10438; NSC 56323;Resazoin; Resazurine; Rhodalux
PSA
LogP

7-Hydroxy-3H-phenoxazin-3-one-10 oxide Chemical Properties

Molecule structure of 7-Hydroxy-3H-phenoxazin-3-one-10 oxide (CAS NO.550-82-3) :

IUPAC Name: 7-hydroxy-10-oxidophenoxazin-10-ium-3-one
Molecular Weight: 229.18828 g/mol
Molecular Formula: C₁₂H₇NO₄
Density: 1.57 g/cm³
Boiling Point: 477.2 °C at 760 mmHg
Flash Point: 242.4 °C
Molar Volume: 145.7 cm³
Polarizability: 23.3*10^-24 cm³
Surface Tension: 75.3 dyne/cm
Enthalpy of Vaporization: 76.93 kJ/mol
Vapour Pressure: 9.94E-10 mmHg at 25 °C
log P (octanol-water): 0.940 (none)
Atmospheric OH Rate Constant: 1.20E-10 cm3/molecule-sec at 25 °C
XLogP3-AA: -0.1
H-Bond Donor: 1
H-Bond Acceptor: 4
Tautomer Count: 3
Exact Mass: 229.037508
MonoIsotopic Mass: 229.037508
Topological Polar Surface Area: 72.6
Heavy Atom Count: 17
Complexity: 463
Canonical SMILES: C1=CC2=C(C=C1O)OC3=CC(=O)C=CC3=[N+]2[O-]
InChI: InChI=1S/C12H7NO4/c14-7-1-3-9-11(5-7)17-12-6-8(15)2-4-10(12)13(9)16/h1-6,14H
InChIKey: PLXBWHJQWKZRKG-UHFFFAOYSA-N

7-Hydroxy-3H-phenoxazin-3-one-10 oxide Uses

Resazurin (7-Hydroxy-3H-phenoxazin-3-one-10 oxide (CAS NO.550-82-3)) is a blue dye used mainly as an oxidation-reduction indicator in the resazurin test.

7-Hydroxy-3H-phenoxazin-3-one-10 oxide Toxicity Data With Reference

mouse	LDLo	intravenous	179mg/kg (179mg/kg)		Toxicology and Applied Pharmacology. Vol. 44, Pg. 225, 1978.
rat	LDLo	oral	500mg/kg (500mg/kg)		National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 24, 1953.

7-Hydroxy-3H-phenoxazin-3-one-10 oxide Consensus Reports

Reported in EPA TSCA Inventory.

7-Hydroxy-3H-phenoxazin-3-one-10 oxide Safety Profile

Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NO_x.

7-Hydroxy-3H-phenoxazin-3-one-10 oxide Specification

7-Hydroxy-3H-phenoxazin-3-one-10 oxide (CAS NO.550-82-3) is also called Resazurin ; Resazurin tablets ; 3H-Phenoxazin-3-one,7-hydroxy-,10-oxide ; 7-Hydroxy-3H-fenoxazin-3-on-10-oxid ; 7-Hydroxy-3H-phenoxazin-3-on10-oxide ; Azoresorcin ; 7-Hydroxy-10-oxy-phenoxazin-3-one .

Product Name

RESAZURIN