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ibicuruzwa

6-bromopyridine-2-karubasi ya aside methyl ester (CAS # 26218-75-7)

Umutungo wa Shimi:

Inzira ya molekulari C7H6BrNO2
Misa 216.03
Ubucucike 1.579 ± 0.06 g / cm3 (Biteganijwe)
Ingingo yo gushonga 92-96 ° C (lit.)
Ingingo ya Boling 289.7 ± 20.0 ° C (Biteganijwe)
Flash point 129.03 ° C.
Gukemura gushonga muri Methanol
Umwuka 0.002mmHg kuri 25 ° C.
Kugaragara Birakomeye
Ibara Umweru wijimye wijimye wijimye wijimye
pKa -1.03 ± 0.10 (Biteganijwe)
Imiterere y'Ububiko Ikirere cyimbere, Ubushyuhe bwicyumba
Ironderero 1.554
MDL MFCD06203934

Ibicuruzwa birambuye

Ibicuruzwa

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka R37 / 38 - Kurakaza sisitemu yubuhumekero nuruhu.
R41 - Ibyago byo kwangirika cyane kumaso
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S39 - Kwambara ijisho / kurinda amaso.
WGK Ubudage 3
Kode ya HS 29333990
Icyitonderwa Byangiza / Birakaze / Komeza ubukonje

 

Intangiriro

Methyl ni organic organic hamwe nibintu bikurikira:

 

1. Kugaragara: Ni ibara ritagira ibara ryumuhondo woroshye.

2. Inzira ya molekulari: C8H7BrNO2.

3. Uburemere bwa molekuline: 216.05g / mol.

4.

5. Gushonga Ingingo: hafi 26-28 ℃.

 

Ibyingenzi bikoresha bikubiyemo:

 

1.

2.

 

Uburyo:

 

Methyl L irashobora gutegurwa nintambwe zikurikira:

 

1. Ubwa mbere, aside 2-picolinike (Acide Pyridine-2-carboxylic aside) ikorwa na methylisium bromide (methyllitium) kugirango ikore 2-methyl-pyridine (Methyl pyridine-2-carboxylate).

2. Hanyuma, 2-Methyl ikora pyridine ikorwa na sulfoxide ya bromine (Sulfuryl bromide) kugirango ibone methyll.

 

Amakuru yumutekano:

 

1. Kubika Methyl L bigomba gukorerwa ahantu hafite umwuka uhagije, wirinda izuba ryinshi.

2. Iyo ukoresheje, ugomba kwambara uturindantoki twirinda ibirahure, wirinde guhura nuruhu n'amaso.

3.Mu gihe cya manipulation igomba kwirinda guhumeka umwuka wacyo, igomba gukorera muri laboratoire ihumeka neza.

4. Mugihe uhuye nimpanuka cyangwa guhumeka, kwoza ako kanya amazi menshi hanyuma ushakire kwa muganga.


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