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2-Bromo-5-methylpyridine (CAS# 3510-66-5)

Chemical Property:

Molecular Formula Mtengo wa C6H6BrN
Molar Misa 172.02
Kuchulukana 1.4964 (kuyerekeza movutikira)
Melting Point 41-43 °C (kuyatsa)
Boling Point 95-96 °C/12.5 mmHg (kuyatsa)
Pophulikira 218°F
Kusungunuka Kusungunuka mu Dimethyl Sulfoxide ndi Methanol
Kuthamanga kwa Vapor 0.183mmHg pa 25°C
Maonekedwe Bright bulauni wolimba
Mtundu Choyera mpaka chachikasu kapena chotumbululuka
Mtengo wa BRN 107323
pKa 1.08±0.10 (Zonenedweratu)
Mkhalidwe Wosungira M'mlengalenga, Kutentha kwa Zipinda
Refractive Index 1.5680 (chiyerekezo)
MDL Mtengo wa MFCD00209553
Zakuthupi ndi Zamankhwala Makristalo oyera mpaka opepuka achikasu.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
HS kodi 29333999
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2-Bromo-5-methylpyridine ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu wake, ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

- Mawonekedwe: Madzi opanda mtundu kapena kristalo woyera

- Kusungunuka: Kusungunuka pang'ono m'madzi, kusungunuka muzosungunulira zambiri

 

Gwiritsani ntchito:

- 2-Bromo-5-methylpyridine angagwiritsidwe ntchito ngati wapakatikati mu kaphatikizidwe organic ndi kutenga nawo mbali zosiyanasiyana zochita organic synthesis.

 

Njira:

- Njira yokonzekera ya 2-bromo-5-methylpyridine nthawi zambiri imapezeka ndi bromo2-methylpyridine. Njira zenizeni zimaphatikizapo kuchitapo 2-methylpyridine ndi bromine kupanga 2-bromo-5-methylpyridine.

 

Zambiri Zachitetezo:

- 2-Bromo-5-methylpyridine ndi gulu la organobromine, lomwe lili ndi poizoni wina ndipo liyenera kugwiritsidwa ntchito mosamala.

- Kukhudzana mwachindunji kuyenera kupewedwa mutakhudzana ndi khungu ndi maso, zomwe zingayambitse kupsa mtima ndi kutentha.

- Pantchito, njira zoyendetsera chitetezo ziyenera kutsatiridwa ndipo zida zoyenera zodzitetezera monga magolovesi, magalasi, ndi zovala zodzitchinjiriza ziyenera kuvala.

- Pogwira ndi kusunga 2-bromo-5-methylpyridine, chisamaliro chiyenera kutengedwa kuti zisakhudzidwe ndi kuyatsa ndi kutentha kwakukulu kuti ziteteze moto kapena kuphulika.

- Posunga, iyenera kusungidwa m'chidebe chotchinga mpweya, kutali ndi moto ndi zinthu zomwe zimatha kuyaka.

 


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