ibe_banner

ngwaahịa

Ethyl lactate (CAS#97-64-3)

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H10O3
Molar Mass 118.13
Njupụta 1.031 g/mL na 25 Celsius C (ọkụ)
Ebe Na-agbaze -26°C
Ebe Boling 154C (ọkụ)
Ntụgharị pụrụ iche(α) D14-10°
Ebe mgbari 54.6± 6.4 Celsius C
Nọmba JECFA 931
Mmiri Solubility 100 g / l na 20 ℃
Solubility A na-eji mmiri eme ihe (nke nwere obere ire ere), ethanol (95%), ether, chloroform, ketones, esters, na hydrocarbons.
Uzuoku nrịbama 81hPa na 20 ℃
Ọdịdị mmiri mmiri doro anya
Agba Enweghị agba
Isi Njirimara dị nro.
Merck 14,3817
pKa 13.21± 0.20 (buru amụma)
Nkwụsi ike Kwụsie ike. Na-agbanyụ ọkụ. Ekwekọrịtaghị na ndị ọrụ oxidizing siri ike.
Ntụgharị uche 1.4124
Njirimara anụ ahụ na kemịkalụ Mmiri mmiri na-enweghị agba, nke nwere isi mmanya siri ike.
Jiri Ejiri ya dị ka ihe mgbaze maka nitrocellulose na cellulose acetate, nke a na-ejikwa na ụlọ ọrụ na-esi ísì ụtọ.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu R10 - ọkụ
R37 - na-akpasu iwe na usoro iku ume
R41 - Ihe ize ndụ nke mmebi anya dị njọ
Nkọwapụta nchekwa S24 - Zere kọntaktị na akpụkpọ ahụ.
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S39 - Yiri anya / nchedo ihu.
NJ UN 1192
WGK Germany 1
RTECS OD5075000
Koodu HS 29181100
Klas Hazard 3.2
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

Lactic acid ethyl ester bụ ngwakọta organic.

 

Ethyl lactate bụ mmiri mmiri na-enweghị agba nke nwere ekpomeekpo mkpụrụ osisi na-egbu egbu na ụlọ okpomọkụ. Ọ na-agbaze na ihe mgbaze organic dị ka alcohols, ethers, na aldehydes, ma nwee ike iji mmiri meghachi omume iji mepụta lactic acid.

 

Ethyl lactate nwere ihe dị iche iche. Na ụlọ ọrụ na-esi ísì ụtọ, a na-ejikarị ya eme ihe dị ka ihe eji akwadebe mkpụrụ osisi. Nke abuo, na njikọ organic, ethyl lactate nwere ike iji mee ihe dị ka ihe mgbaze, ihe na-akpali akpali, na etiti.

 

Enwere ụzọ abụọ bụ isi maka nkwadebe ethyl lactate. Otu bụ iji ethanol meghachi omume lactic acid wee nweta mmeghachi omume esterification iji mepụta ethyl lactate. Nke ọzọ bụ imeghachi lactic acid na acetic anhydride iji nweta ethyl lactate. Ụzọ abụọ a chọrọ ọnụnọ nke ihe mkpali dị ka sulfuric acid ma ọ bụ sulfate anhydride.

 

Ethyl lactate bụ ihe na-egbu egbu dị ala, mana a ka nwere ụfọdụ ihe nchekwa nchekwa ga-eburu n'uche. Ngosipụta na ethyl lactate nwere ike ime ka anya na mgbakasị ahụ akpụkpọ anụ, na ihe nchebe kwesịrị ekwesị kwesịrị iyi mgbe ị na-eji ya. Zere ikpughe na ọkụ mepere emepe na oke okpomọkụ iji gbochie mgbawa ma ọ bụ mgbawa. Mgbe ị na-eji ma ọ bụ na-echekwa ethyl lactate, ekwesịrị ịkpachara anya ka ọ pụọ na ihe ndị na-ere ọkụ na ihe ndị na-egbu egbu. Ọ bụrụ na etinyere ethyl lactate ma ọ bụ kuru ume, chọọ nlekọta ahụike ozugbo.


  • Nke gara aga:
  • Osote:

  • Dee ozi gị ebe a ziga anyị ya