asia_oju-iwe

ọja

2-Furoyl kiloraidi(CAS#527-69-5)

Ohun-ini Kemikali:

Ilana molikula C5H3ClO2
Molar Mass 130.53
iwuwo 1.324 g/mL ni 25 °C (tan.)
Ojuami Iyo -2 °C (tan.)
Boling Point 173-174°C (tan.)
Oju filaṣi 185°F
Omi Solubility IPINLE
Solubility tiotuka ni Ether, acetone
Vapor Presure 1.44mmHg ni 25°C
Ifarahan Omi
Àwọ̀ Ko ofeefee to brown
Merck 14.4310
BRN Ọdun 110144
Ibi ipamọ Ipo Fipamọ ni isalẹ + 30 ° C.
Ni imọlara Ọrinrin Sensitive
Atọka Refractive n20/D 1.531(tan.)
Ti ara ati Kemikali Properties Omi awọ ofeefee tabi ina. Ojuami Iyọ -2 °c, aaye filasi 85 °c, aaye gbigbọn 173 °c, 66 °c (1.33kPa). Tiotuka ni ether ati chloroform, ninu omi gbona ati ibajẹ ethanol.

Alaye ọja

ọja Tags

Awọn aami ewu C – Ibajẹ
Awọn koodu ewu 34 – Awọn okunfa sisun
Apejuwe Abo S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju.
S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.)
UN ID UN 3265 8/PG 2
WGK Germany 3
RTECS LT9925000
FLUKA BRAND F koodu 10-19-21
TSCA Bẹẹni
HS koodu 29321900
Kíláàsì ewu 8
Iṣakojọpọ Ẹgbẹ II

 

Ifaara

Furancaryl kiloraidi.

 

Didara:

Furancaryl kiloraidi jẹ omi ti ko ni awọ, ti o han gbangba pẹlu õrùn gbigbona. O jẹ irọrun tiotuka ni awọn nkan ti o wọpọ ti o wọpọ gẹgẹbi ethanol, ether ati benzene. O fesi pẹlu omi lati dagba furanoic acid ati ki o tu hydrogen kiloraidi gaasi.

 

Lo:

Furancaryl kiloraidi ni igbagbogbo lo bi reagent pataki ni iṣelọpọ Organic. O le ṣee lo bi acylation reagent fun awọn aati acylation lati ṣafihan awọn ẹgbẹ furancarbyl sinu awọn agbo ogun miiran.

 

Ọna:

Furazyl kiloraidi ni a le gba nipa didaṣe furanoic acid pẹlu thionyl kiloraidi. Furancarboxylic acid ṣe atunṣe pẹlu thionyl kiloraidi ninu ohun elo inert gẹgẹbi methylene kiloraidi lati gba furoformyl sulfoxide. Síwájú síi, ní iwájú thionyl kiloraidi, àmújáde ekikan kan (fun apẹẹrẹ, phosphorous pentoxide) ni a lò láti mú ìhùwàpadà gbóná láti mú kí chloride furanyl jáde.

 

Alaye Abo:

Furanyl kiloraidi jẹ nkan ti o ni ipalara ti o ni ibinu ati ibajẹ. Ni ọran ti olubasọrọ pẹlu awọ ara ati oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi. Ifasimu ti awọn eefin rẹ yẹ ki o yago fun lakoko iṣẹ ati ohun elo aabo ti o yẹ gẹgẹbi awọn atẹgun, awọn ibọwọ ati awọn goggles yẹ ki o lo ti o ba jẹ dandan. Fipamọ sinu apo eiyan afẹfẹ, kuro lati awọn oxidants ati awọn iwọn otutu giga. Nigbati o ba n ṣetọju kiloraidi furanyl, awọn ilana ṣiṣe ailewu yẹ ki o ṣe akiyesi.


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