4-(2-PYRIDYLAZO)RESORCINOL
Synonym(s):4-(2′-Pyridylazo)-resorcinol;4-(2-Pyridinylazo)-1,3-dihydroxybenzene;PAR
- CAS NO.：1141-59-9
- Empirical Formula: C11H9N3O2
- Molecular Weight: 215.21
- MDL number: MFCD00006256
- EINECS: 214-528-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-08-15 16:24:08
What is 4-(2-PYRIDYLAZO)RESORCINOL?
Chemical properties
ORANGE POWDER
The Uses of 4-(2-PYRIDYLAZO)RESORCINOL
4-(2-Pyridylazo)resorcinol is used in studies of zinc release from Escherichia coli aspartate transcarbamoylase. It is used in cloud point extraction of copper, zinc, cadmium, and nickel in water samples. It is used in the chelate titration of aluminum, mercury, lead and nickel. It is employed as reagent in the colorimetric analysis of gold, cobalt, chromium, iron.
General Description
for synthesis
Purification Methods
Purify PAR as the sodium salt by recrystallisation from 1:1 EtOH/water. Purity can be checked by TLC using a silica gel plate and a mixed solvent (n-BuOH:EtOH:2M NH3; 6:2:2). [Beilstein 22 I 694, 22 III/IV 7074, 22/14 V 619.]
Properties of 4-(2-PYRIDYLAZO)RESORCINOL
| Melting point: | 192-202 °C(lit.) |
| Boiling point: | 355.48°C (rough estimate) |
| Density | 1.2579 (rough estimate) |
| refractive index | 1.4930 (estimate) |
| storage temp. | room temp |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| pka | 8.18±0.35(Predicted) |
| form | Powder |
| color | Orange |
| Water Solubility | Soluble in water (partly), and ethanol (slightly). Insoluble in ether, and low-polarity solvents. |
| BRN | 184665 |
| CAS DataBase Reference | 1141-59-9(CAS DataBase Reference) |
| EPA Substance Registry System | 1,3-Benzenediol, 4-(2-pyridinylazo)- (1141-59-9) |
Safety information for 4-(2-PYRIDYLAZO)RESORCINOL
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for 4-(2-PYRIDYLAZO)RESORCINOL
Abamectin manufacturer
ALTRAKEM PHARMA LIFE SCIENCES PRIVATE LIMITED
2Y
Phone:+91-9966658228
Whatsapp: +91- 9966658228
product: 1141-59-9 4-[2-pyridylazo]resorcinol 99%
HYPERSYNTH LIFE SCIENCES
1Y
Phone:+91-9989233308
Whatsapp: +91-9989233308
product: 4-(2-Pyridylazo)-resorcinol (and monosodium salt) 1141-59-9 99%
New Products
(R)-3-Aminobutanenitrile Hydrochloride 4-Aminotetrahydropyran-4-carbonitrile Hydrochloride 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine SODIUM AAS SOLUTION ZINC AAS SOLUTION BUFFER SOLUTION PH 10.0(BORATE) GOOCH CRUCIBLE SINTERED AQUANIL 5 BERYLLIUM AAS SOLUTION XANTHAN GUM Racecadotril SODIUM VALPROATE Diclofenac Sodium Methylcobalamin (vitamin B12) SODIUM METHYL PARABEN Folic Acid Impurity G Dabigatran Acyl-O2-D-Glucuronide Trifluoroacetic Acid Salt Glycopyrronium Bromide EP Impurity I Eltrombopag N-Oxide Impurity Di-Nitroso Acyclovir Impurity K DLRD N-OxideRelated products of tetrahydrofuran
You may like
-
![1141-59-9 4-[2-pyridylazo]resorcinol 99%](https://img.chemicalbook.in//ProductImageIndia/2024-03/Raw/16a9a66d-db63-47d4-98d8-07a445749ed6.png)
1141-59-9 4-[2-pyridylazo]resorcinol 99%View Details
1141-59-9 -
![4-[2-pyridylazo]resorcinol 98%](https://img.chemicalbook.in//ProductImageIndia/2024-03/Raw/b6eb85e8-7e4c-47c6-9b78-c338e53d2952.png)
4-[2-pyridylazo]resorcinol 98%View Details
1141-59-9 -
4- (2-Pyridylazo)resorcinol CAS 1141-59-9View Details
1141-59-9 -
4- (2-Pyridylazo)resorcinol CAS 1141-59-9View Details
1141-59-9 -
PAR [=4-(2-Pyridylazo)resorcinol] [Spectrophotometric reagent for transition metals] CAS 1141-59-9View Details
1141-59-9 -
4-(2-Pyridylazo)-resorcinol (and monosodium salt) 1141-59-9 99%View Details
1141-59-9 -
4-(2-Pyridylazo)resorcinol CAS 1141-59-9View Details
1141-59-9 -
4-(2′-Pyridylazo)-resorcinol CAS 1141-59-9View Details
1141-59-9
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.