asia_oju-iwe

ọja

5-CHLORO-2-FLUORO-3-NITROPYRIDINE(CAS# 60186-16-5)

Ohun-ini Kemikali:

Fọọmu Molecular C5H2ClFN2O2
Molar Mass 176.53
iwuwo 1.595±0.06 g/cm3(Asọtẹlẹ)
Ojuami Iyo 23 °C
Ojuami Boling 254.7± 35.0 °C (Asọtẹlẹ)
Oju filaṣi 107.866°C
Vapor Presure 0.027mmHg ni 25°C
Ifarahan ri to
pKa -6.75± 0.20 (Asọtẹlẹ)
Ibi ipamọ Ipo labẹ gaasi inert (nitrogen tabi argon) ni 2-8 ° C
Atọka Refractive 1.56

Alaye ọja

ọja Tags

Awọn aami ewu Xn – ipalara
Awọn koodu ewu R20 / 21/22 - ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe.
R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R22 – Ipalara ti o ba gbe
Apejuwe Abo S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S36 - Wọ aṣọ aabo to dara.
Akọsilẹ ewu Ipalara

 

Ọrọ Iṣaaju

O jẹ ohun elo Organic ti agbekalẹ kemikali jẹ C5H2ClFN2O2. Atẹle ni apejuwe ti iseda rẹ, lilo, agbekalẹ ati alaye ailewu:

 

Iseda:

-Irisi: Funfun si ina ofeefee ri lulú.

-Melting ojuami: Awọn yo ojuami ti awọn yellow jẹ nipa 160-165 iwọn Celsius.

-Solubility: O le ti wa ni tituka ni Organic olomi bi dimethylmethylphosphinate ati dimethylformamide, ṣugbọn awọn oniwe-solubility ninu omi ni kekere.

 

Lo:

-Ọkan ninu awọn lilo akọkọ ti ipakokoropaeku jẹ bi ipakokoropaeku ati fungicide ni aaye ogbin.

-O tun le ṣee lo lati ṣepọ awọn agbo ogun Organic miiran, gẹgẹbi awọn agbedemeji sintetiki fun awọn oogun ati awọn ipakokoropaeku.

 

Ọna Igbaradi:

-tabi le ṣepọ nipasẹ iṣesi nitro. Ọna sintetiki ti o wọpọ julọ jẹ iṣesi ti 5-chloro-2-aminopyridine pẹlu nitrite, atẹle nipa fluorination pẹlu reagent fluorinating.

 

Alaye Abo:

-jẹ ohun elo Organic ati pe o yẹ ki o lo ni ibamu pẹlu awọn ilana aabo ti o yẹ.

-O le jẹ majele si ayika, ati pe o yẹ ki o gbe awọn igbese aabo lati dinku ipa rẹ lori agbegbe.

Wọ awọn ibọwọ aabo, awọn gilaasi aabo ati awọn aṣọ aabo nigba lilo tabi mimu ohun elo yii mu.

-O yẹ ki o wa ni ipamọ ni ibi gbigbẹ, ti o tutu, ati kuro lati awọn flammables ati awọn oxidants.

-Ṣaaju lilo, o yẹ ki o loye data ailewu nipa agbopọ ni awọn alaye ki o tẹle awọn ọna mimu to pe ati isọnu.


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