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3-ethoxy-1-2-propanediol (CAS#1874-62-0)

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H12O3
Molar Mass 120.147
Njupụta 1.063 g/mL na 25 Celsius C (ọkụ)
Ebe Boling 222C (ọkụ)
Ebe mgbari 110°C
Solubility Chloroform (obere), methanol (obere)
Ọdịdị Mmanụ morphological
Agba Enweghị agba
pKa 13.69± 0.20 (buru amụma)
Ọnọdụ Nchekwa Hygroscopic, friji, n'okpuru ikuku inert
Nkwụsi ike Hygroscopic
Ntụgharị uche n20/D 1.441 (ọkụ)
Njirimara anụ ahụ na kemịkalụ Chemical Njirimara 3-ethoxy-1,2-propanediol (3-ethoxy-1,2-propanediol), bụ obere yinye aliphatic ether mgbaze nke glycerol, a viscous, anụ mmiri na-amịkọrọ mmiri mmiri, enweghị agba na isi, miscible na mmiri. , ethanol na ihe mgbaze organic dị iche iche.
Jiri Na-eji 3-ethoxy -1, 2-propanediol bụ etiti dị mkpa maka njikọ nke ogige dioxolane. Ogige Dioxolane bụ ngwaahịa kemịkalụ bara uru nke ukwuu, nke enwere ike ịgwakọta ya na mmanụ dizel dị ka mmanụ. Ogige Dioxolane nwere 6-8 carbon carbon bụ ihe ngwakọta oxidation magburu onwe ya, yana ịgwakọta mmanụ dizel nwere ike belata oke ikuku nke ụmụ irighiri ihe siri ike na NOx kpatara site na combustion mmanụ dizel.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu R36 - na-ewe iwe na anya
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
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
WGK Germany 2
RTECS TY6400000

 

Okwu mmalite

3-ethoxy-1,2-propanediol bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke ihe ahụ:

 

Ogo:

- Ọdịdị: 3-Ethoxy-1,2-propanediol bụ mmiri na-acha odo odo na-enweghị agba.

- Solubility: Ọ na-agbaze na mmiri na ọtụtụ ihe mgbaze organic, dị ka alcohols na ethers.

 

Jiri:

A na-ejikarị 3-ethoxy-1,2-propanediol eme ihe dị ka ihe mgbaze na etiti.

- N'ihi ezigbo solubility na nkwụsi ike ya, a na-ejikwa ya mee ihe n'ọtụtụ ebe na nkwadebe nke agba na emulsions.

 

Usoro:

Enwere ike ịme njikọ nke 3-ethoxy-1,2-propanediol site na usoro ndị a:

-1,2-Propanediol na-emeghachi omume na chloroethanol.

- Mmeghachi omume nke 1,2-propanediol na ether sochiri esterification.

 

Ozi nchekwa:

- N'ihe gbasara akpụkpọ ahụ ma ọ bụ anya, jiri mmiri buru ibu kpochaa ozugbo.

- Ekwesịrị ịchekwa ya n'ime akpa ikuku, pụọ na mgbanye ọkụ na oxidizers, iji zere ihe ize ndụ nke ọkụ na mgbawa.

- Soro omume ụlọ nyocha dị mma ma yikwasị akụrụngwa nchedo onwe gị nke ọma mgbe eji ya.


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