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2-Methyl-5-nitropyridineCAS# 21203-68-9)

Chemical Property:

Formulae hypotheticae C6H6N2O2
Molar Mass 138.12
Densitas 1.246±0.06 g/cm3(Praedicta)
Liquefactio Point 112 C
Boling Point 237.1±20.0 °C (Predicta)
Flash Point 97.195°C
Aqua Solubility Leviter solutum in aqua.
Vapor Pressura 0.07mmHg ad 25°C
Aspectus Firmus
Color Lumen flavo ad Brown
pKa 1.92 ± 0.10 (Praedicta)
Repono Condition Iners atmosphaera, locus Temperature
Index refractivus 1.558
MDL MCD04114179

Product Detail

Product Tags

Periculum symbola XI - Irritant
Periculum Codes 36/37/38 - Irritando ad oculos, systema respiratorium et cutem.
Salus Descriptio S26 - In contactu cum oculis, statim cum aqua multa ablue et consilium quaere medicinae.
S36 - Apta indumenta tutela gere.

 

Introductio

2-methyll-5-nitropyridine est compositum organicum cum formula chemica C6H6N2O2, quae has proprietates sequentes habet;

 

1. Aspectus: hyalina ad cristallum luteum;

2. Odor: nullus specialis odor;

3. Cuspis: Celsius gradus 101-104;

4. Solubilitas: paene insolubilis in aqua, solubilis in solvendis organicis sicut ethanol et dichloromethane.

 

2-Methyl-5-nitropyridine praecipue adhibetur ut materia rudis et media in synthesi organica et industria pharmaceutica. Ad synthesim pyridine et thiophene compositorum adhiberi potest, ac etiam ad conficiendas pesticidas, tincturas et nonnullas compositiones in regione medica.

 

Praeparatio 2-methylli-5-nitropyridinorum perfici potest his gradibus:

1.2-pyridinum acidum aceticum et nitritum sodium portatur sub conditionibus acidicis ad generandum 2-nitropyridinem.

2. Reactio 2-Nitro-pyridini cum reagens methylating (ut methyl iodide) ad generandum 2-methyl-5-nitropyridinem.

 

Cum utendo et recondendo 2-methylli-5-nitropyridine, debes attendere ad informationes sequentes salutis:

- Est combustibilis, contactum vitare igni;

- Attende ad mensuras in operatione tutelares, sicut in specula et chirotheca gerens tutela;

— inhalatio gasi vel pulveris, vitare contactum cutem;

-Store in vase clauso, ab igne et agentibus oxidizing;

-Avoid permixtio oxidants vel fortis acida fortis.


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