asia_oju-iwe

ọja

diethyl ethylidenemalonate (CAS # 1462-12-0)

Ohun-ini Kemikali:

Fọọmu Molecular C9H14O4
Molar Mass 186.21
iwuwo 1.019 g/mL ni 25 °C (tan.)
Ojuami Boling 115-118°C/17 mmHg (tan.)
Oju filaṣi >230°F
Vapor Presure 0.0601mmHg ni 25°C
Specific Walẹ 1.019
BRN Ọdun 1773932
Ibi ipamọ Ipo Ti di ni gbigbẹ, Iwọn otutu yara
Atọka Refractive n20/D 1.442(tan.)
MDL MFCD00009145

Alaye ọja

ọja Tags

Awọn aami ewu Xi - Irritant
Apejuwe Abo 24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
WGK Germany 3

 

Ọrọ Iṣaaju

Diethyl malonate (diethyl malonate) jẹ agbo-ara Organic. Atẹle ni alaye nipa awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati ailewu ti diethyl ethylene malonate:

 

Didara:

Irisi: Omi ti ko ni awọ.

Ìwọ̀n: 1.02 g/cm³.

Solubility: Diethyl ethylene malonate jẹ tiotuka ni ọpọlọpọ awọn nkanmimu Organic gẹgẹbi awọn ọti-lile, awọn ethers, ati awọn esters.

 

Lo:

Diethyl ethylene malonate jẹ igbagbogbo lo bi reagent pataki ni iṣelọpọ Organic. O le ṣee lo lati ṣepọ awọn agbo ogun bii ketones, ethers, acids, bbl

Diethyl ethylene malonate le ṣee lo bi olutọpa ati ayase.

 

Ọna:

Diethyl ethylene malonate le ṣepọ nipasẹ iṣesi ti ethanol ati anhydride maloniki ni iwaju ayase acid kan. Awọn ipo ifaseyin jẹ iwọn otutu giga ati titẹ giga.

 

Alaye Abo:

Diethyl ethylene malonate jẹ olomi flammable, eyiti o le fa ina ni rọọrun nigbati o ba farahan si ina tabi iwọn otutu giga. O yẹ ki o wa ni ipamọ ati lo kuro lati awọn orisun ina ati awọn agbegbe ti o ga julọ.

O yẹ ki o ṣe itọju lati yago fun olubasọrọ pẹlu awọ ara, oju ati atẹgun atẹgun, ati awọn ohun elo aabo ti ara ẹni gẹgẹbi awọn ibọwọ aabo, awọn goggles ati awọn iboju iparada yẹ ki o wọ nigbati o jẹ dandan.

O yẹ ki o ṣe itọju lati ṣe idiwọ jijo lakoko lilo ati ibi ipamọ, ati lati yago fun ifasilẹ pẹlu awọn oxidants ti o lagbara ati awọn acids to lagbara.

Iwe Data Aabo ọja naa (MSDS) yẹ ki o ka fun alaye ailewu diẹ sii ṣaaju lilo.


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