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2-Methoxy pyrazine (CAS#3149-28-8)

Hantida Kiimikada:

Qaanuunka molecular C5H6N2O
Molar Mass 110.11
Cufnaanta 1.14 g/ml at 25 °C (iftiin)
Boling Point 60-61 °C/29 mmHg ( shidan)
Barta Fiishka 114°F
Lambarka JECFA 787
Uumiga Uumiga 4.24mmHg at 25°C
Muuqashada dareere cad
Cufis-jiidad gaar ah 1.140
Midabka Midab la'aan ilaa Ku dhawaad ​​midab la'aan
BRN 2241
pKa 0.53±0.10 (La saadaaliyay)
Xaalada Kaydinta Lagu xidhay qalalan, heerkulka qolka
Tusmada Dib-u-celinta n20/D 1.509 (lit.)
Tilmaamaha Jirka iyo Kiimikada Dareere aan midab lahayn ama huruud ah, oo leh kernel-u eg iyo udgoonka digirta kookaha. Barta karkarinta 61 °c [3866PA (29mmHg)]. Ku milma ethanol, oo aan lagu milmin biyaha.
Isticmaal Isticmaalka maalinlaha ah, dhadhanka cuntada

Faahfaahinta Alaabta

Tags Product

Calaamadaha halista Xn – Waxyeelo
Xeerarka Khatarta R10 - guban kara
R22 - Waxyeelo leh haddii la liqo
R37/38 - Ka xanaajiso habka neefsashada iyo maqaarka.
R41 - Khatarta dhaawaca daran ee indhaha
Sharaxaada Badbaadada S16 - Ka fogow ilaha dabka.
S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S39 - Xidho ilaalinta indhaha / wajiga.
Aqoonsiga UN-ka UN 1993 3/PG 3
WGK Germany 3
TSCA Haa
Koodhka HS 29339990
Heerka khatarta 3
Kooxda Baakadaha III

 

Hordhac

2-Methoxypyrimidine waa iskudhis organic ah. Waa crystalline cad oo adag oo leh ur gaar ah. Kuwa soo socdaa waa horudhac ku saabsan guryaha, isticmaalka, hababka diyaarinta iyo macluumaadka badbaadada 2-methoxypyrazine:

 

Tayada:

- Muuqashada: Caddaan crystalline adag

- Solubility: Ku milmay alkolada, ether-ka iyo dareerayaasha ester-ka, oo biyo yar ku milmay

 

Isticmaal:

-2-Methoxypyrazine sidoo kale waxaa loo isticmaali karaa warshadaha dheeha si ay u abuuraan midabada organic.

 

Habka:

- 2-Methoxypyrazine waxaa badanaa lagu helaa falcelinta 2-hydroxypyrazine iyo methanol. 2-Hydroxypyrazine waxaa lagu falceliyaa qaabka sodium ama sodium carbonate si loo sameeyo cusbada sodium ee u dhiganta, ka dibna methanol dheeraad ah ayaa lagu daraa si loo fuliyo falcelinta heerkulka ku habboon iyo waqtiga falcelinta. Badeecada 2-methoxypyrazine waxaa lagu helay daawaynta acidic, crystallization, qalajinta iyo tillaabooyin kale.

 

Macluumaadka Badbaadada:

- 2-Methoxypyrazine waa xanaaq, waana in laga fogaado taabashada maqaarka iyo indhaha.

- Iska ilaali markaad isticmaalayso, sida xidhashada indhaha iyo ilaalinta neefsashada.

- Iska ilaali neefsashada, nuugista, ama xidhiidhka boodhka, gaaska, ama xalalka xarunta.

- Hubi xaaladaha hawo-qaadasho wanaagsan inta lagu jiro hawlgalka.

- Ku kaydi 2-methoxypyrazine meel qalalan, qabow, oo hawo fiican leh oo ka fog dabka iyo oksidayaasha.

 


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