asia_oju-iwe

ọja

2-Chloro-3-bromo-4-methylpyridine (CAS# 55404-31-4)

Ohun-ini Kemikali:

Fọọmu Molecular C6H5BrClN
Molar Mass 206.47
iwuwo 1.624± 0.06 g/cm3 (Asọtẹlẹ)
Ojuami Boling 250.3± 35.0 °C(Asọtẹlẹ)
Oju filaṣi 105.2°C
Vapor Presure 0.0346mmHg ni 25°C
pKa 0.17± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo Tọju ni aaye dudu, Afẹfẹ Inert, otutu yara
Atọka Refractive 1.571

Alaye ọja

ọja Tags

 

Ọrọ Iṣaaju

O jẹ agbo-ara Organic pẹlu agbekalẹ kemikali ti C6H5BrClN ati iwuwo molikula kan ti 192.48g/mol. Atẹle ni apejuwe ti iseda rẹ, lilo, agbekalẹ ati alaye ailewu:

 

1. iseda:

-Irisi: ti ko ni awọ si ina omi ofeefee tabi ri to;

-Omi farabale: nipa 220-222 ℃ (nipa barometer);

-yo ojuami: nipa 33-35 ℃;

- Sensitive to ina, yago fun pẹ ifihan si oorun;

-Soluble ni awọn nkan ti o wọpọ Organic epo bi ethanol ati dimethylformamide.

 

2. lo:

-Bi agbedemeji: o le ṣee lo lati ṣeto awọn agbo ogun miiran, gẹgẹbi awọn agbo ogun ti o ni fluorine tabi awọn itọsẹ ti awọn agbo ogun heterocyclic miiran;

Ti a lo ninu iṣelọpọ Organic: O le ṣee lo bi reagent pataki ni iṣelọpọ Organic lati ṣafihan awọn ẹgbẹ iṣẹ ṣiṣe bii awọn ọta halogen tabi awọn ẹgbẹ amino.

 

3. Ọna igbaradi:

-O le nigbagbogbo pese sile nipasẹ apapo ti chlorination, bromination ati methylation ti pyridine.

 

4. Alaye Abo:

- jẹ ẹya Organic yellow, oyi lewu;

- yẹ ki o wa ni ibamu pẹlu awọn ilana aabo kemikali fun išišẹ, lati yago fun olubasọrọ taara pẹlu awọ ara ati oju;

-Fẹntilesonu to dara yẹ ki o pese lakoko lilo lati yago fun ifasimu ti vapors;

-Lati sọ egbin nu, ni ibamu pẹlu awọn ilana agbegbe.


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