Ethyl acetoacetate (EAA)

Ethyl acetoacetate (EAA) shine na al'ada β-keto ester kuma ɗayan mafi yawan ginshiƙan gine-gine a cikin haɓakar kwayoyin halitta. Godiya ga ƙungiyar methylene mai aiki da ke gefen ta ayyukan carbonyl guda biyu, EAA a hankali tana jure yanayin yanayin Knoevenagel, ƙari na Michael, da halayen acylation, yana mai da shi ba makawa a cikin tsaka-tsakin magunguna, haɗin agrochemical, da dandano & ƙamshi.

Ƙididdiga na Fasaha

ABUBUWA	BAYANI
Bayyanar	Ruwa mai Haske mara launi
Tsafta	99.0% min
Ruwa	0.1% max
Acidity	0.1% max
Yawan yawa	1.020-1.030
Launi (Apha)	15 max

Marufi & Ajiya

• Net nauyi 200kg drum ko 1000kg IBC Tank.

• Ajiye a wuri mai sanyi, busasshiyar wuri mai nisa daga masu ƙarfi mai ƙarfi, tushe mai ƙarfi, da tushen zafi.

Babban Aikace-aikacen Ethyl Acetoacetate (EAA)

Matsakaicin Magunguna

Babban kayan farawa don haɗa APIs

Agrochemicals

An yi amfani da shi wajen samar da magungunan herbicides na zamani, fungicides, da magungunan kashe kwari (misali, pyrazole da abubuwan da suka samo asali na triazole)

Dadi & Kamshi

yana ba da 'ya'yan itace, rum-like, da bayanin kula na cognac; Matsayin GRAS lokacin da aka samar a ƙarƙashin yanayin yanayin abinci

Rini & Pigments

Precursor don rini na azo da tsaka-tsakin pigment heterocyclic

Magani & Specialty Chemicals

Babban tafasa, ƙananan kaushi mai ƙarfi don sutura da tawada

Tambayoyin da ake yawan yi (FAQs)

Tambaya: Menene bambanci tsakanin Ethyl Acetoacetate da Methyl Acetoacetate?

A: Ethyl acetoacetate (EAA) yana da ƙungiyar ethyl ester, yayin da methyl acetoacetate (MAA) yana da methyl ester. An fi amfani da EAA a masana'antu saboda ƙananan farashi da sauƙin sarrafawa. MAA wani lokaci ana fifita a cikin halayen da ke buƙatar haɓakawa mai girma ko ƙananan abubuwan tafasa.

Tambaya: Me yasa EAA ke warin 'ya'yan itace?

A: Halayen zaki, 'ya'yan itace, kamshi-kamar rum ya fito ne daga enol tautomer da gano gurɓatattun ƙazanta waɗanda aka kafa yayin ajiya.

Tambaya: Shin methyl pyruvate ya tsaya a zafin jiki?

A: Yana da kwanciyar hankali lokacin da aka adana shi a 2-8 ° C a cikin akwati da aka rufe da aka kare daga haske. A cikin zafin jiki yana raguwa a hankali ko polymerizes, musamman idan an fallasa shi ga danshi ko iska.

Tambaya: Zan iya amfani da methyl pyruvate a cikin abinci ko kayan kwalliya?

A: Methyl pyruvate shine FEMA GRAS (A'a. 2673) a matsayin kayan dandano na roba lokacin da aka yi amfani da shi a cikin iyakokin FDA (21 CFR 172.515). Don amfani da kayan kwalliya, tabbatar da bin ka'idodin yanki (misali, EU Cosmetics Regulation, China IECIC).

Tambaya: Wadanne abubuwan kaushi ne methyl pyruvate miscible da?

A: Cikakken rashin daidaituwa tare da ethanol, acetone, diethyl ether, dichloromethane, da mafi yawan kaushi. Iyakance solubility a cikin ruwa.

A ina zan iya siyan Ethyl Acetoacetate (EAA) mai inganci?

Kuna iya tuntuɓar mu ta imel mandy@aozunchem.com ko WhatsApp + 18452425579 don tayi da oda mai yawa.

TAKARDAR SHAYARWA