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2,3-Dimethyl-2-butene (CAS # 563-79-1) Aworan ti a ṣe afihan
  • 2,3-Dimethyl-2-butene (CAS # 563-79-1) 1

2,3-Dimethyl-2-butene(CAS#563-79-1)

Ohun-ini Kemikali:

Ilana molikula C6H12
Molar Mass 84.16
iwuwo 0.708 g/mL ni 25 °C (tan.)
Ojuami Iyo -75°C (tan.)
Boling Point 73°C (tan.)
Oju filaṣi 2°F
Omi Solubility Tiotuka ninu omi (0.071 g/L)
Solubility 0.071g/l
Vapor Presure 215 mm Hg (37.7°C)
Ifarahan Omi
Specific Walẹ 0.708
Àwọ̀ Ko awọ kuro si ofeefee die
BRN Ọdun 1361357
Ibi ipamọ Ipo 2-8°C
Iduroṣinṣin Idurosinsin. Gíga flammable – ni imurasilẹ ṣe awọn akojọpọ ibẹjadi pẹlu afẹfẹ. Akiyesi aaye filasi kekere. Ni ibamu pẹlu awọn acids ti o lagbara, awọn aṣoju oxidizing lagbara, awọn agbo ogun peroxy.
Ni imọlara Afẹfẹ Sensitive
ibẹjadi iye to 1.2% (V)
Atọka Refractive n20/D 1.412(tan.)
Ti ara ati Kemikali Properties Tetramethyl ethylene jẹ omi opaque, MP-75 ℃, BP 73 ℃, n20D 1.4120, iwuwo ibatan 0.708,f. P. 2 F (-16 C), rọrun lati sun, ifọwọkan igba pipẹ pẹlu afẹfẹ jẹ rọrun lati wa ni oxidized, insoluble in water, soluble in benzene, toluene, ethanol ati awọn miiran Organic epo.
Lo Fun iṣelọpọ ti chrysanthemum acid, turari

Alaye ọja

ọja Tags

Awọn koodu ewu R11 - Gíga flammable
R65 – Ipalara: Le fa ibaje ẹdọfóró ti o ba gbe mì
R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R22 – Ipalara ti o ba gbe
R19 - Le dagba awọn ibẹjadi peroxides
R40 - Ẹri to lopin ti ipa carcinogenic
R36 / 37 - Irritating si oju ati eto atẹgun.
Apejuwe Abo S16 – Jeki kuro lati awọn orisun ti iginisonu.
S33 - Ṣe awọn ọna iṣọra lodi si awọn idasilẹ aimi.
S62 – Ti o ba gbemi, maṣe fa eebi; wa imọran iṣoogun lẹsẹkẹsẹ ki o ṣafihan apoti yii tabi aami.
S9 - Jeki apoti ni aaye ti o ni afẹfẹ daradara.
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.
S36 / 37 - Wọ aṣọ aabo ati awọn ibọwọ to dara.
UN ID UN 3295 3/PG 2
WGK Germany 3
FLUKA BRAND F koodu 10-23
TSCA Bẹẹni
HS koodu Ọdun 29012980
Akọsilẹ ewu Ina Lalailopinpin/Ibajẹ/Ipalara
Kíláàsì ewu 3
Iṣakojọpọ Ẹgbẹ II

 

Ifaara

2,3-dimethyl-2-butene (DMB) jẹ ẹya Organic yellow. Atẹle jẹ ifihan si iseda rẹ, lilo, awọn ọna iṣelọpọ ati alaye ailewu:

 

Didara:

Irisi: DMB jẹ omi ti ko ni awọ.

Solubility: O jẹ tiotuka ni ọpọlọpọ awọn olomi Organic gẹgẹbi ethanol, ethers, ati hydrocarbons.

Ìwọ̀n: Ìwọ̀n rẹ̀ jẹ́ nǹkan bí 0.68 g/cm³.

Majele ti: DMB jẹ majele ti o kere ju, ṣugbọn ifihan ti o pọ julọ le fa ibinu oju ati irritation awọ ara.

 

Lo:

Iṣajọpọ Kemikali: DMB ni a lo nigbagbogbo ni iṣelọpọ Organic bi olutaja, agbedemeji, tabi ayase.

Ile-iṣẹ Epo: DMB tun lo bi kemikali ohun elo pataki ni isọdọtun epo epo jute ati awọn ilana petrokemika.

 

Ọna:

DMB ti pese sile ni gbogbogbo nipasẹ alkylation ti methylbenzene ati propylene. Awọn igbesẹ kan pato jẹ ifasilẹ methylbenzene ati propylene ni iwọn otutu ti o yẹ ati titẹ ni iwaju ayase lati ṣe ipilẹṣẹ DMB.

 

Alaye Abo:

Bi ohun Organic epo, DMB jẹ iyipada. Lakoko lilo, o jẹ dandan lati ṣetọju fentilesonu to dara ati yago fun ifihan pupọ.

Le fa híhún nigba olubasọrọ pẹlu awọ ara ati oju. Olubasọrọ pẹ, ifasimu, tabi gbigbe yẹ ki o yago fun.

Nigbati o ba tọju ati mimu DMB, awọn aati pẹlu awọn oxidants ti o lagbara ati awọn acids ti o lagbara yẹ ki o yago fun.

Ni ọran ti olubasọrọ pẹlu nkan yii, lẹsẹkẹsẹ fi omi ṣan agbegbe awọ ti a ti doti tabi oju pẹlu omi pupọ ki o wa itọju ilera.

 

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