asia_oju-iwe

ọja

Ethyl Methylthio Acetate (CAS # 4455-13-4)

Ohun-ini Kemikali:

Fọọmu Molecular C5H10O2S
Molar Mass 134.2
iwuwo 1.043 g/mL ni 25 °C (tan.)
Ojuami Boling 70-72°C/25 mmHg (tan.)
Oju filaṣi 139°F
Nọmba JECFA 475
Omi Solubility Miscible pẹlu oti. Immiscible pẹlu omi.
Vapor Presure 1.91mmHg ni 25°C
Ifarahan omi ti o mọ
Àwọ̀ ti ko ni awọ
BRN Ọdun 1744999
Ibi ipamọ Ipo 2-8°C
Ni imọlara Ọrinrin Sensitive
Atọka Refractive n20/D 1.459(tan.)
MDL MFCD00009182
Ti ara ati Kemikali Properties Omi ti ko ni awọ. Oorun eso. Oju omi farabale 70 ~ 72 iwọn C (3333Pa). Gidigidi die-die tiotuka ninu omi, tiotuka ni alcohols ati epo.

Alaye ọja

ọja Tags

Awọn aami ewu Xi - Irritant
Awọn koodu ewu 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara.
Apejuwe Abo S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S36 - Wọ aṣọ aabo to dara.
UN ID UN 3272 3/PG 3
WGK Germany 3
HS koodu 29309090
Kíláàsì ewu 3
Iṣakojọpọ Ẹgbẹ III

 

Ọrọ Iṣaaju

Ethyl methylthioacetate. Atẹle jẹ ifihan si iseda, lilo, ọna iṣelọpọ, ati alaye ailewu ti MTEE:

 

Didara:

- Irisi: Ethyl methyl thioacetate jẹ omi alawọ ofeefee ti ko ni awọ tabi bia.

- Òórùn: Ni pataki kan wònyí.

- Solubility: Tiotuka ninu omi ati awọn olomi Organic ti o wọpọ gẹgẹbi awọn ọti, ethers, ati awọn aromatics.

 

Lo:

Ethyl methyl thioacetate jẹ lilo pupọ ni iṣelọpọ Organic:

- Gẹgẹbi reagent fun methyl sulfide ti nṣiṣe lọwọ tabi awọn ions methyl sulfide, o ṣe alabapin ninu ọpọlọpọ awọn aati iṣelọpọ Organic.

 

Ọna:

Ethyl methylthioacetate le ṣee pese ni gbogbogbo nipasẹ awọn ọna wọnyi:

- Thioacetic acid (CH3COSH) ti ṣe atunṣe pẹlu ethanol (C2H5OH) ati ki o gbẹ lati gba ethyl methylthioacetate.

 

Alaye Abo:

- Ethyl methylthioacetate yẹ ki o wọ pẹlu awọn gilaasi aabo, awọn ibọwọ ati awọn aṣọ aabo lati yago fun olubasọrọ taara pẹlu awọ ara ati oju.

- Yago fun ifasimu awọn eefin rẹ ati ṣetọju fentilesonu to dara lakoko iṣẹ.

- San ifojusi si idena ina ati ikojọpọ ina aimi nigba lilo. Yago fun ifihan si ooru, ina, ina ti o ṣii, ati ẹfin.

- Tọju ni pipade ni wiwọ, kuro lati ina ati awọn iwọn otutu giga, ki o yago fun ifihan si imọlẹ oorun.


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