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ọja

2- (trifluoromethyl) thiazole-4-carboxylic acid (CAS# 915030-08-9)

Ohun-ini Kemikali:

Fọọmu Molecular C5H2F3NO2S
Molar Mass 197.14
iwuwo 1.668± 0.06 g/cm3 (Asọtẹlẹ)
Ojuami Iyo 179-184°C
Ojuami Boling 224.6± 40.0 °C(Asọtẹlẹ)
Oju filaṣi 89.627°C
Vapor Presure 0.052mmHg ni 25°C
pKa 3.09± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo 2-8°C
Atọka Refractive 1.498

Alaye ọja

ọja Tags

Awọn aami ewu Xn – ipalara
Awọn koodu ewu 22 – Ipalara ti o ba gbe
WGK Germany 3
Kíláàsì ewu IKANU

 

Ọrọ Iṣaaju

2- (trifluoromethyl) thiazole-4-carboxylic acid jẹ agbo-ara Organic pẹlu agbekalẹ kemikali C5H2F3NO2S. Iseda rẹ, lilo, agbekalẹ ati alaye ailewu jẹ apejuwe ni isalẹ.

 

Iseda:

2- (trifluoromethyl) thiazole-4-carboxylic acid jẹ kristali funfun ti o lagbara. O le ti wa ni tituka ni diẹ ninu awọn Organic olomi bi dimethylsulfamide (DMSO) ati erogba disulfide (CS2), sugbon jẹ insoluble ninu omi. Iwọn yo rẹ jẹ nipa 220-223 ° C.

 

Lo:

2- (trifluoromethyl) thiazole-4-carboxylic acid jẹ agbedemeji iṣelọpọ Organic ti o wọpọ ti a lo. O le ṣee lo lati ṣepọ diẹ ninu awọn agbo ogun bioactive ni aaye oogun, gẹgẹbi awọn oogun ati awọn ipakokoropaeku. Ni afikun, o tun le ṣee lo bi ohun elo aise sintetiki fun awọn awọ ati awọn nkan ti o ni itara.

 

Ọna:

Igbaradi ti 2- (trifluoromethyl) thiazole-4-carboxylic acid ni a gba ni gbogbogbo nipasẹ iṣesi ti methyl sulfide ati cyanomethane. Awọn igbesẹ kan pato jẹ bi atẹle: akọkọ, 2-amino -1, 3-thiazole ti ṣe atunṣe pẹlu trifluoroacetaldehyde lati ṣe ina 2- (trifluoromethyl) -1, 3-thiazole; lẹhinna, ti o gba 2- (trifluoromethyl) -1, 3-thiazole ti ṣe atunṣe pẹlu cyanomethane lati ṣe agbejade ọja afojusun 2- (trifluoromethyl) thiazole-4-carboxylic acid.

 

Alaye Abo:

Majele ati ewu ti 2- (trifluoromethyl) thiazole-4-carboxylic acid ko ti ṣe iwadi ni kikun. Bibẹẹkọ, bi kẹmika kan, awọn iṣe aabo gbogbogbo yẹ ki o tẹle, gẹgẹbi wọ awọn ohun elo aabo ti o yẹ (bii awọn gilaasi, awọn ibọwọ ati awọn ẹwu yàrá) ati mimu ni agbegbe ti o ni afẹfẹ daradara. Lẹhin ifihan si agbo-ara yii, agbegbe ti o kan yẹ ki o wa ni mimọ ni kiakia pẹlu ọṣẹ ati omi. Ti o ba jẹ dandan, wa imọran iṣoogun fun iṣakoso siwaju sii.


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