asia_oju-iwe

ọja

2-Acetyl-5-methyl furan(CAS#1193-79-9)

Ohun-ini Kemikali:

Fọọmu Molecular C7H8O2
Molar Mass 124.14
iwuwo 1.066 g/mL ni 25 °C (tan.)
Ojuami Iyo 2 °C
Ojuami Boling 100-101 °C/25 mmHg (tan.)
Oju filaṣi 176°F
Nọmba JECFA 1504
Omi Solubility Die-die tiotuka ninu omi. Tiotuka ninu oti.
Vapor Presure 0.301mmHg ni 25°C
Òru Òru > 1 (la afẹfẹ)
Ifarahan Kirisita funfun
Specific Walẹ 1.066
Àwọ̀ Ina ofeefee to Brown
BRN Ọdun 110853
Ibi ipamọ Ipo Afẹfẹ inert,Iwọn otutu yara
Atọka Refractive n20/D 1.512(tan.)
MDL MFCD00003243
Lo Ti a lo bi adun ojoojumọ

Alaye ọja

ọja Tags

Awọn koodu ewu 22 – Ipalara ti o ba gbe
Apejuwe Abo 36 - Wọ aṣọ aabo to dara.
UN ID 2810
WGK Germany 3
RTECS LT8528000
HS koodu 29321900
Akọsilẹ ewu Ipalara
Kíláàsì ewu 6.1(b)
Iṣakojọpọ Ẹgbẹ III

 

Ọrọ Iṣaaju

5-methyl-2-acetylfuran jẹ ẹya Organic yellow.

 

Apapo naa ni awọn ohun-ini wọnyi:

Irisi: ti ko ni awọ tabi omi ofeefee ina.

Solubility: Soluble ni julọ Organic epo, gẹgẹ bi awọn ethanol, methanol ati methylene kiloraidi.

iwuwo: nipa 1.08 g / cm3.

 

Awọn lilo bọtini ti 5-methyl-2-acetylfuran pẹlu:

Iṣajọpọ Kemikali: Gẹgẹbi agbedemeji ninu awọn aati iṣelọpọ Organic, o le ṣee lo lati ṣapọpọ awọn agbo ogun Organic miiran.

 

Awọn ọna fun igbaradi 5-methyl-2-acetylfuran pẹlu:

O ti pese sile lati 5-methyl-2-hydroxyfuran nipasẹ acylation.

O ti pese sile nipasẹ acetylation ti 5-methylfuran nipasẹ oluranlowo acetylating (fun apẹẹrẹ, acetic anhydride) ati ayase (fun apẹẹrẹ, sulfuric acid).

 

O jẹ irritating ati pe o yẹ ki o yago fun olubasọrọ pẹlu awọ ara ati oju.

Ifasimu tabi jijẹ lairotẹlẹ le fa ibinu ẹdọfóró ati aibalẹ ti ounjẹ, ati pe awọn ọmọde ati awọn ohun ọsin yẹ ki o tọju kuro.

Awọn iṣọra ti o yẹ, gẹgẹbi wọ aṣọ oju aabo ati awọn ibọwọ, yẹ ki o lo lakoko iṣẹ.

Nigbati o ba tọju, o yẹ ki o wa ni pipade ni wiwọ ati kuro lati awọn orisun ina ati awọn oxidants.


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