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chigadzirwa

2,2-Difluoro-5-aminobenzodioxole (CAS# 1544-85-0)

Chemical Property:

Molecular Formula C7H5F2NO2
Molar Misa 173.12
Density 1.51±0.1 g/cm3(Zvakafanotaurwa)
Boling Point 95-97°C 12mm
Flash Point 95-97°C/12mm
Mvura Solubility Kwete kusanganisa kana kunetsa kusanganisa mumvura.
Vapor Presure 0.0208mmHg pa25°C
Chitarisiko mvura yakachena
Color Colorless kuna Brown
BRN 1343593
pKa 4.18±0.40(Zvakafanotaurwa)
Storage Condition Ramba munzvimbo ine rima, yakavharwa pakaoma, 2-8°C
Sensitive Chiedza Sensitive
Refractive Index 1.498

Product Detail

Product Tags

Ngozi uye Kuchengeteka

Risk Codes R20/21/22 – Zvinokuvadza nekufema, kubata ganda uye kana ikamedzwa.
R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R52 – Zvinokuvadza kune zvipenyu zvemumvura
R43 - Inogona kukonzera kunzwisiswa nekubata ganda
R36 – Kushungurudza maziso
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36/37/39 - Pfeka zvipfeko zvekudzivirira zvakakodzera, magurovhosi uye kudzivirira kweziso/chiso.
S36/37 - Pfeka zvipfeko zvekudzivirira zvakakodzera uye magurovhosi.
UN IDs 2811
WGK Germany 3
Hazard Note Toxic
Hazard Kirasi 6.1
Packing Group III

Nhanganyaya

Iyo organic compound ine kemikari formula C7H4F2N2O. Iyi inotevera tsananguro yechimiro, kushandiswa, nzira uye chengetedzo ruzivo rweAFBX:Zvisikwa:
AFBX ikristaro isina ruvara yakasimba. Kunyungudika kwayo kunenge 260-261 degrees Celsius. Iyo yakagadzikana pakupisa kwekamuri uye inogona kunyungudutswa mumagetsi enguva dzose.

Shandisa:
AFBX inonyanya kushandiswa sepakati pemishonga yezvipembenene nemishonga yesora. Ine mishonga yakanaka yekuuraya zvipembenene nemishonga uye inogona kushandiswa kurwisa twupukanana nesora. Pamusoro pezvo, inogona zvakare kushandiswa semuriwo wekukura kwezvirimwa mumunda wekurima.

Nzira:
Iyo synthesis yeAFBX inogona kuwanikwa nekuita kwe2,2-difluoro -1,3-benzobisoxazole ine ammonia. Kuita kunowanzoitwa pakupisa kwakanyanya, uye maitiro ekuita anogona kuchengetedzwa nenitrogen kana imwe inert gasi. Yakananga nzira dzekugadzira dzinosanganisira nhevedzano yematanho emakemikari, kusanganisira kusarudzwa kwemamiriro ekuita uye zvinokonzeresa.

Zvekuchengetedza
AFBX yakachengeteka pasi pemamiriro ekushandisa uye kuchengetedza. Nekudaro, ikemikari, saka inofanirwa kutevedzera mamwe maitiro ekuchengetedza. Midziyo yekudzivirira yakakodzera senge magurovhosi erabhu, magirovhosi uye majasi erabhoritari anofanirwa kushandiswa pakubata nekubata AFBX. Dzivisa kusangana neganda, maziso uye nzira yekufema. Kana pane kusangana, sukurudza nemvura nekukurumidza. Panguva imwecheteyo, kushandiswa uye kuraswa kweAFBX kunofanirwa kuenderana nemirairo yemunharaunda uye nhungamiro.


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