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4-Dimethyl-5-Acetyl Thiazole (CAS#38205-60-6)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H9NOS
Molar Mass 155.22
Njupụta 1.15 g/mL na 25 Celsius C (ọkụ)
Ebe Boling 228-230C (ọkụ)
Ebe mgbari 220°F
Nọmba JECFA 1055
Uzuoku nrịbama 0.0712mmHg na 25°C
Ọdịdị mmiri mmiri doro anya
Nnukwu ike ndọda 1.15
Agba Agba odo na-acha aja aja
BRN 120560
pKa 1.97± 0.10 (buru amụma)
Ọnọdụ Nchekwa 2-8 Celsius C
Ntụgharị uche n20/D 1.543 (ọkụ)
Jiri Ejiri ya dị ka Intermediate na-esi ísì ụtọ

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R43 - nwere ike ịkpata uche site na kọntaktị akpụkpọ
R22 - na-emerụ ma ọ bụrụ na iloro ya
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
S36 / 37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / ihu.
WGK Germany 3
Koodu HS 29349990

 

Okwu mmalite

2,4-Dimethyl-5-acetylthiazole bụ ngwakọta organic. Ndị a bụ mmalite nke akụrụngwa, ojiji, ụzọ nkwadebe na ozi nchekwa nke ogige a:

 

Ogo:

- Ọdịdị: 2,4-Dimethyl-5-acetylthiazole bụ enweghị agba na-acha odo odo crystalline ma ọ bụ siri ike ntụ ntụ.

- Solubility: Ọ na-agbaze n'ọtụtụ ihe mgbaze organic dị ka ethanol, ether na acetone, yana obere soluble na mmiri.

 

Jiri:

- Ọgwụ pesticides: 2,4-dimethyl-5-acetylthiazole bụ ọgwụ ahụhụ nke sara mbara nke a na-eji chịkwaa ụmụ ahụhụ ihe ọkụkụ dị ka nla na-akpụ akpụ na kabeeji worm.

 

Usoro:

A na-akwadokarị 2,4-Dimethyl-5-acetylthiazole site na imeghachi omume 2,4-dimethylthiazole na onye na-ahụ maka acylate dị ka acetyl chloride. A na-eme mmeghachi omume ahụ na ihe mgbaze kwesịrị ekwesị, na-ekpo ọkụ ma na-akpali ya ruo oge ụfọdụ, wee mee ka ọ dị ọcha site na crystallization ma ọ bụ nsị nsị.

 

Ozi nchekwa:

- Yiri akụrụngwa nchebe kwesịrị ekwesị dị ka uwe ụlọ nyocha na enyo nchebe n'oge ọrụ mmepụta ihe.

- Zere mmetụ akpụkpọ ahụ na ikuku uzuzu, uzuzu, ma ọ bụ gas sitere na ogige ahụ.

- Mgbe ị na-echekwa, chekwaa n'ime akpa ikuku, pụọ na ọkụ na oxidants.

- N'oge eji, ọ dị mkpa ịgbaso usoro ọrụ nchekwa dị mkpa ma mee ihe enyemaka mbụ kwesịrị ekwesị ozugbo na ihe mberede. Ọ bụrụ na ikuku ume na mberede ma ọ bụ iri ihe na mberede, chọọ nlekọta ahụike ozugbo.


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