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mankhwala

2-Chloro-5-methyl-3-nitropyridine (CAS# 23056-40-8)

Chemical Property:

Molecular Formula C6H5ClN2O2
Molar Misa 172.57
Kuchulukana 1.406±0.06 g/cm3(Zonenedweratu)
Melting Point 45-50 ° C
Boling Point 290.8±35.0 °C(Zonenedweratu)
Pophulikira 129.7°C
Kuthamanga kwa Vapor 0.00353mmHg pa 25°C
Maonekedwe Zolimba
Mtengo wa BRN 138198
pKa -2.20±0.10(Zonenedweratu)
Mkhalidwe Wosungira Pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 ° C
Zomverera Hygroscopic
Refractive Index 1.575
MDL Mtengo wa MFCD02070020

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R21/22 - Zowopsa pokhudzana ndi khungu komanso ngati zitamezedwa.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R22 - Zowopsa ngati zitamezedwa
Kufotokozera Zachitetezo S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S39 - Valani chitetezo chamaso / kumaso.
Ma ID a UN 2811
WGK Germany 3
HS kodi 29333990
Zowopsa Zovulaza
Kalasi Yowopsa 6.1
Packing Group III

 

Mawu Oyamba

2-Chloro-5-methyl-3-nitropyridine ndi organic pawiri. Nayi tsatanetsatane wa izi:

 

Ubwino:

- Maonekedwe: 2-chloro-5-methyl-3-nitropyridine ndi kristalo wachikasu kapena olimba.

- Kusungunuka: Kusungunuka kochepa m'madzi komanso kusungunuka kwakukulu muzosungunulira organic monga ma ether ndi mowa.

 

Gwiritsani ntchito:

- 2-Chloro-5-methyl-3-nitropyridine ili ndi ntchito zambiri m'makampani ophera tizilombo. Ndi mankhwala a fungicides ndi herbicides omwe angagwiritsidwe ntchito polimbana ndi matenda ndi udzu pa mbewu zosiyanasiyana.

- Itha kugwiritsidwanso ntchito ngati gawo lofunikira lapakatikati pakuphatikizika kwazinthu zina.

 

Njira:

- Kukonzekera kwa 2-chloro-5-methyl-3-nitropyridine nthawi zambiri kumatsatira njira yopangira mankhwala. Njira yeniyeni yokonzekera ingaphatikizepo zomwe 2-chloro-5-methylpyridine ndi nitric acid, kapena njira zina zopangira zoyenera.

 

Zambiri Zachitetezo:

- 2-Chloro-5-methyl-3-nitropyridine ndi chinthu chapoizoni ndipo chiyenera kugwiritsidwa ntchito molingana ndi njira zoyendetsera chitetezo.

- Pewani kupuma, kumeza, ndi kukhudza khungu. Mukakhudza khungu, sambani nthawi yomweyo ndi madzi ndi sopo. Ngati mutakoka mpweya kapena kumeza, pitani kuchipatala mwamsanga.

- Ikasungidwa ndikugwiridwa, imasiyanitsidwa ndi mankhwala ena ndipo zoyikapo zimalembedwa bwino ndikusindikizidwa.


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