CAS No.531-53-3,AZURE A, CERTIFIED, PURE Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	531-53-3
Name:	AZURE A, CERTIFIED, PURE
Article Data:	11

Formula:	C₁₄H₁₄ClN₃S
Molecular Weight:	291.804
Synonyms:	Azure A(6CI);Phenothiazin-5-ium, 3-amino-7-(dimethylamino)-, chloride (8CI,9CI);3-Amino-7-(dimethylamino)phenazathionium chloride;5-Chloro-3-dimethylamino-7-amino-5H-phenothiazine;Azur A;Azurea dye;C.I.52005;N,N-Dimethylthionine;
EINECS:	208-510-7
Melting Point:	290 °C (dec.)(lit.)
Boiling Point:	442.8oC at 760 mmHg
Flash Point:	221.6oC
Solubility:	Soluble in water
Appearance:	green to dark brown powder
Safety:	22-24/25
PSA:	70.16000
LogP:	-0.39970

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Chemistry

IUPAC Name: (7-aminophenothiazin-3-ylidene)-dimethylazanium chloride
Molecular Formula: C₁₄H₁₄N₃SCl
Molecular Weight: 291.82g/mol
EINECS: 208-510-7
Appearance: green to dark brown powder
Melting Point: 290 °C (lit.)
Boiling Point: 442.8 °C at 760 mmHg
Flash Point: 221.6 °C
Solubility: moderate
Stability: stable,incompatible with strong oxidizing agents.
Freely Rotating Bonds: 1
Polar Surface Area: 43.91Å²
Polarizability: 10^-24cm³
Enthalpy of Vaporization: 71.38 kJ/mol
Vapour Pressure: 3.03E-08 mmHg at 25°C
The chemical synonyms of Dimethylthionine (531-53-3) are 3-Amino-7-(dimethylamino)-phenothiazin-5-iuchloride ; 3-Amino-7-(dimethylamino)phenothiazin-5-iumchloride ; Asym-dimethyl-3,7-Diaminophenazathioniumchloride ; Azure ; Dimethylthionine ; Azure A, Certified, pure ; Azure A, Certified (C.I. 52005) ; Azure A Chloride .Product categories of Dimethylthionine (531-53-3) are AHematology and Histology ; Certified Stains&Dyes ; A ; Stains and Dyes ; Stains&Dyes, A to ; Biochemicals and Reagents ; Detection ; Fluorescent Probes, Labels, Particles and Stains .The molecular structure of Dimethylthionine (531-53-3) is .

Uses

It can be used as dye intermediate.

Toxicity Data With Reference

1.	cyt-ham:ovr 20 µmol/L/5H-C	ENMUDM Environmental Mutagenesis. 1 (1979),27.
2.	ivn-rat LD50:37,720 µg/kg	SMBUA9 Stanford Medical Bulletin. 9 (1951),96.
3.	ivn-mus LD50:59,040 µg/kg	SMBUA9 Stanford Medical Bulletin. 9 (1951),96.
4.	ivn-rbt LD50:19,340 µg/kg	SMBUA9 Stanford Medical Bulletin. 9 (1951),96.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Poison by intravenous route. Mutation data reported. When heated to decomposition it emits toxic vapors of NO_x, SO_x, and Cl⁻.
Safety Statements: 22-24/25
22: Do not breathe dust
24/25: Avoid contact with skin and eyes