Mesitylene(CAS#108-67-8)

Ohun-ini Kemikali:

Fọọmu Molecular	C9H12
Molar Mass	120.19
iwuwo	0.864 g/ml ni 25°C(tan.)
Ojuami Iyo	-45 °C
Ojuami Boling	163-166°C(tan.)
Oju filaṣi	112°F
Omi Solubility	2.9 g/L (20ºC)
Solubility	Miscible pẹlu oti, benzene, ether (Windholz et al., 1983), ati trimethylbenzene isomers.
Vapor Presure	14 mm Hg (55°C)
Òru Òru	4.1 (la afẹfẹ)
Ifarahan	Omi
Àwọ̀	Ko ni awọ
Ifilelẹ Ifarahan	NIOSH REL: TWA 25 ppm (125 mg / m3); ACGIH TLV: TWA fun mixsomers 25 ppm (gba).
Merck	14.5907
BRN	906806
pKa	> 14 (Schwarzenbach et al., 1993)
Ibi ipamọ Ipo	2-8°C
Iduroṣinṣin	Idurosinsin. Ijona. Ibamu pẹlu awọn aṣoju oxidizing lagbara.
ibẹjadi iye to	0.88-6.1%, 100°F
Atọka Refractive	n20/D 1.499(tan.)
Ti ara ati Kemikali Properties	Ohun kikọ: olomi sihin ti ko ni awọ. yo ojuami -44,7 ℃(α-type), -51 ℃ farabale ojuami 164,7 ℃ iwuwo ojulumo 0.8652 itọka ifura 1.4994 filasi ojuami 44 ℃ solubility insoluble ninu omi, tiotuka ni ethanol, le ti wa ni tituka ni eyikeyi o yẹ ti benzene, ether, acetone.
Lo	Fun iṣelọpọ trimesic acid ati awọn antioxidants, aṣoju imularada resini iposii, polyester resini amuduro, alkyd resini plasticizer ati dai

Fi imeeli ranṣẹ si wa

Alaye ọja

ọja Tags

Awọn koodu ewu	R10 - flammable R37 - Irritating si eto atẹgun R51/53 - Majele si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi. R39/23/24/25 - R23 / 24/25 - Majele nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. R11 - Gíga flammable R37 / 38 - Irritating si eto atẹgun ati awọ ara.
Apejuwe Abo	S61 – Yago fun itusilẹ si ayika. Tọkasi awọn ilana pataki / awọn iwe data aabo. S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.) S36 / 37 - Wọ aṣọ aabo ati awọn ibọwọ to dara. S16 – Jeki kuro lati awọn orisun ti iginisonu. S7 - Jeki eiyan ni wiwọ ni pipade.
UN ID	UN 2325 3/PG 3
WGK Germany	2
RTECS	OX6825000
FLUKA BRAND F koodu	10
TSCA	Bẹẹni
HS koodu	29029080
Akọsilẹ ewu	Irritant / Flammable
Kíláàsì ewu	3
Iṣakojọpọ Ẹgbẹ	III
Oloro	LD50 (inhalation) fun awọn eku 24 g / m3 / 4-h (ti a sọ, RTECS, 1985).

Ọrọ Iṣaaju

Didara:

Methylbenzene jẹ omi ti ko ni awọ pẹlu õrùn oorun oorun kan.

- Trimethylbenzene jẹ insoluble ninu omi ati tiotuka ni awọn nkan ti o nfo Organic gẹgẹbi awọn ọti-lile, awọn ethers ati awọn ohun elo ketone.

Lo:

- M-trimethylbenzene ti wa ni o kun lo bi awọn kan epo ni Organic kolaginni.

- Lo ni igbaradi ti awọn adun, pigments, dyes ati Fuluorisenti.

- Fun igbaradi ti inki, mimọ ati awọn aṣọ.

Ọna:

Methylbenzene le wa ni pese sile lati toluene nipasẹ alkylation. Ọna ti o wọpọ ni lati fesi toluene pẹlu methane labẹ awọn ipo ti ayase ati iwọn otutu ti o yẹ lati dagba homoxylene.

Alaye Abo:

Trimethylbenzene ni awọn majele ati awọn ipa irritating lori awọ ara ati oju.

- Trimethylbenzene jẹ flammable ati pe o yẹ ki o wa ni ipamọ kuro ninu awọn ina ṣiṣi ati awọn iwọn otutu giga. San ifojusi si awọn ọna idena ina nigba titoju ati lilo.

- Nigbati o ba nlo x-trimethylbenzene, pese awọn ipo atẹgun ti o dara ki o yago fun ifasimu ti awọn vapors rẹ.

Ti tẹlẹ: 2,4,6-Trimethylnitrobenzene radical anion(CAS#34505-32-3)

Itele: 4-Hydroxybenzyl oti (CAS # 623-05-2)

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