asia_oju-iwe

ọja

4'-Hydroxy-3'-methylacetophenone (CAS # 876-02-8)

Ohun-ini Kemikali:

Fọọmu Molecular C9H10O2
Molar Mass 150.17
iwuwo 1.0858 (iṣiro ti o ni inira)
Ojuami Iyo 107-109°C(tan.)
Ojuami Boling 175°C 1mm
Oju filaṣi 175°C/1mm
Solubility Chloroform (Diẹ), kẹmika (Diẹ)
Vapor Presure 0.000585mmHg ni 25°C
Ifarahan Crystalline lulú
Àwọ̀ Pa-White to Bia alagara
BRN Ọdun 2041839
pKa 8.52± 0.18 (Asọtẹlẹ)
Ibi ipamọ Ipo Afẹfẹ inert,Iwọn otutu yara
Atọka Refractive 1.5180 (iṣiro)
MDL MFCD00002231
Ti ara ati Kemikali Properties Ohun kikọ: omi irritating ti ko ni awọ.
yo ojuami -146 ℃
aaye farabale 114 ~ 116 ℃
ojulumo iwuwo 1.629g / cm3
refractive Ìwé 1.4700
Lo Ti a lo bi ohun elo aise pataki fun iṣelọpọ Organic, ipakokoropaeku chlorpyrifos, chlorpyrifos methyl ati awọn agbedemeji pataki ti herbicides

Alaye ọja

ọja Tags

Awọn koodu ewu R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R22 – Ipalara ti o ba gbe
Apejuwe Abo S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S22 - Maṣe simi eruku.
S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
WGK Germany 3
HS koodu 29143990
Kíláàsì ewu IKANU

 

Ọrọ Iṣaaju

4-Hydroxy-3-methylacetophenone, ti a tun mọ ni 4-hydro-3-methyl-1-phenyl-2-butanone, jẹ ẹya-ara ti o ni imọran. Atẹle jẹ ifihan si iseda rẹ, lilo, awọn ọna iṣelọpọ ati alaye ailewu:

 

Didara:

4-Hydroxy-3-methylacetophenone jẹ omi ti ko ni awọ tabi awọ-ofeefee pẹlu õrùn pataki kan. O jẹ apopọ pola ti o jẹ tiotuka ninu awọn ọti-lile, awọn ethers, ketones, ati awọn olomi ester.

 

Lo:

 

Ọna:

Awọn ọna igbaradi pupọ wa fun 4-hydroxy-3-methylacetophenone, ati ọkan ninu awọn ọna ti o wọpọ ni a gba nipasẹ iṣesi oxidation ti awọn agbo ogun carbonyl. Awọn igbesẹ kan pato pẹlu ifasilẹ 3-methylacetophenone pẹlu iodine tabi sodium hydroxide lati gba iodozolate ti o baamu tabi hydroxyl, eyi ti o yipada si 4-hydroxy-3-methylacetophenone nipasẹ iṣeduro idinku.

 

Alaye Abo:

4-Hydroxy-3-methylacetophenone ni a kà ni ailewu ni ailewu ni awọn ohun elo gbogbogbo. Gẹgẹbi agbo-ara Organic, o tun ni awọn eewu ti o pọju. Olubasọrọ pẹlu awọ ara ati ifasimu ti awọn oru rẹ le fa ibinu ati o le fa awọn aati aleji. Nigbati o ba n ṣetọju agbo-ara yii, o yẹ ki o ṣe itọju lati lo awọn ohun elo aabo ti ara ẹni (gẹgẹbi awọn ibọwọ ati awọn oju aabo) ati rii daju isunmi ti o dara. Ni ọran ti olubasọrọ lairotẹlẹ tabi ifasimu, nkan naa yẹ ki o fọ tabi yọ kuro lẹsẹkẹsẹ ati pe akiyesi iṣoogun yẹ ki o wa. Nigbati o ba tọju ati mimu, jọwọ ṣe akiyesi awọn ọna aabo to dara lati yago fun eyikeyi ijamba.


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