INT FORMAZAN
Synonym(s):1-(4-Iodophenyl)-5-(4-nitrophenyl)-3-phenylformazan;INT-Formazan;Iodonitrotetrazolium formazan
- CAS NO.:7781-49-9
- Empirical Formula: C19H14IN5O2
- Molecular Weight: 471.25
- MDL number: MFCD00007300
- EINECS: 231-950-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 13:16:52
What is INT FORMAZAN?
What are the applications of Application
Iodonitrotetrazolium violet-formazan is a reagent
Purification Methods
Dissolve it in boiling dioxane (20g in 300mL), add H2O (100mL) slowly, cool, filter and dry it in vacuo at 100o. Its solubility in CHCl3 is ~1%. [UV: Fox & Atkinson J Am Chem Soc 72 3629 1950, Beilstein 26 III/IV 1776.]
Properties of INT FORMAZAN
| Melting point: | 187 °C (dec.)(lit.) |
| Boiling point: | 564.9±60.0 °C(Predicted) |
| Density | 1.59±0.1 g/cm3(Predicted) |
| form | crystalline |
| pka | 9.53±0.10(Predicted) |
| color | brown |
| BRN | 1829738 |
Safety information for INT FORMAZAN
| Signal word | Danger |
| Pictogram(s) |
![]() Health Hazard GHS08 |
| GHS Hazard Statements |
H334:Sensitisation, respiratory |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P342+P311:IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician. |
Computed Descriptors for INT FORMAZAN
New Products
2-(3-Methyl-1,2,4-oxadiazol-5-yl)acetic acid (as potassium salt) 2-fluoro-4-iodoaniline 4-Iodo-3,5-dimethylbenzonitrile Atorvastatin amide impurity/Atorvastatin EP Impurity F(Calcium Salt) Lantanoprost rc B Clidinium Bromide Impurity Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity N-Nitroso hydroxy Cetrizine EP Impurity-A (4-Fluoro-2-methoxy-5-nitro- phenyl)-[4- (1-methyl-1H- indol-3- yl)-pyrimidin-2-yl]- amine 6-bromo-4-fluoro-1-isopropyl-2-methyl-1H-benzo[d]imidazole tert-butyl 4-(6-((7-cyclo pentyl -6-(dimethyl carbamoyl) -7H-pyrrolo [2,3-d]pyrimidin-2-yl) amino)pyridin-3-yl) piperazine-1-carboxylate 2-Fluoro-4-nitrotoluene 1-(2-amino-5-hydroxy phenyl)propan-1-one (3R,4R)-1-benzyl-N,4-dimethylpiperidin-3- amine 3-(Dimethylamino)benzoic acid 2-Amino-5-chloropyridine 4-(Methylamino)-3-nitrobenzoic Acid 5-Chloro-2-Nitroaniline 3,5-dibenzyloxy Acetophenone 2,4-Diamino-6-hydroxypyrimidine 2-Chloro Benzylcyanide 3-chlorobenzyl cyanide 3,4 Diethoxy BenzylcyanideRelated products of tetrahydrofuran








You may like
-
INT Formazan CAS 7781-49-9View Details
7781-49-9 -
Iodonitrotetrazolium violet-formazan CAS 7781-49-9View Details
7781-49-9 -
1122-58-3 99%View Details
1122-58-3 -
15128-52-6 99%View Details
15128-52-6 -
2-Chlorotrityl Chloride 99%View Details
42074-68-0 -
5-Bromo-2-chlorobenzoic acid 21739-92-4 99%View Details
21739-92-4 -
106-40-1 99%View Details
106-40-1 -
15128-52-6 1,2,3,9-Tetrahydro-4(H)-carbazol-4-one 99%View Details
15128-52-6
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.

