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2-Methoxy-3-sec-butyl pyrazine (CAS#24168-70-5)

Ngwongwo kemịkalụ:

Usoro ihe omimi C9H14N2O
Molar Mass 166.22
Njupụta 1g/mLat 25°C
Ebe Na-agbaze 92-94 ℃
Ebe Boling 50°C1mm Hg (ọkụ)
Ebe mgbari 171°F
Nọmba JECFA 791
Solubility Chloroform (obere), methanol (obere)
Uzuoku nrịbama 0.0995mmHg na 25°C
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 1.01
Agba Kpochapụ enweghị agba
pKa 0.80± 0.10 (buru amụma)
Ọnọdụ Nchekwa Emechiri ya na nkụ, Okpomọkụ ụlọ
Ntụgharị uche n20/D 1.492(ọkụ)
Njirimara anụ ahụ na kemịkalụ Mmiri mmiri na-enweghị agba. Ịdị ọcha ≥ 99%. Oke esi esi 92-94 Celsius (12.6 7千帕).
Jiri A na-eji ya dị ka ihe ịchọ mma kwa ụbọchị ma nwee ísì ụtọ.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu R22 - na-emerụ ma ọ bụrụ na iloro ya
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro ya.
Nkọwapụta nchekwa S36 / 37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / ihu.
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36/37/38 -
NJ UN UN 3334
WGK Germany 3
Koodu HS 29339900

 

Okwu mmalite

2-ethoxy-3-isopropylpyrazine bụ ngwakọta organic.

 

Ngwakọta ahụ nwere ihe ndị a:

- Ọdịdị: mmiri mmiri na-enweghị agba

- Solubility: Soluble na ethanol, ether na benzene, enweghị ike ime na mmiri

 

2-ethoxy-3-isopropylpyrazine nwere ụfọdụ ojiji pụrụ iche:

- Enwere ike iji ya dị ka ọgwụ ahụhụ na mpaghara ọrụ ugbo. Na nchekwa ihe ọkụkụ, enwere ike iji ya chịkwaa ụmụ ahụhụ dị ka ihe ọkụkụ n'ubi kpọrọ nkụ.

- A na-ejikarị ya eme ihe na nhazi organic dị ka ihe na-akpali akpali na etiti.

 

Enwere ike nweta usoro nkwadebe nke 2-ethoxy-3-isopropylpyrazine site na usoro ndị a:

1. 2-Pyridylcarboxylic acid na isopropyl bromide na-emeghachi omume n'okpuru catalysis nke isi iji mepụta 2-isopropylpyridine.

2. 2-Isopropylpyridine na-emeghachi omume na ethanol n'okpuru ọnọdụ acidic iji mepụta 2-ethoxy-3-isopropylpyrazine.

 

- Ọ na-agbakasị ahụ ma na-emebi emebi, a ga-ejikwa mmiri dị ukwuu saa ya ozugbo emechara akpụkpọ ahụ na anya.

-Ekwesịrị iji akụrụngwa nchedo onwe onye kwesịrị ekwesị dịka enyo nchekwa, uwe aka na uwe nchebe.

- N'oge nchekwa na njem, a ga-ezere mmeghachi omume na oxidants siri ike na acid, okpomọkụ dị elu na ìhè anyanwụ kpọmkwem kwesịrị izere.

 


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