ngā purongo

 

Kei te āhua o te wai kōwhai, o ngā tioata rānei te M-nitrotoluene, ā, i ētahi wā ka whakaahuatia he wai hinuhinu kōwhai mārama me te kakara o te nitrobenzene. Tērā pea ka rerekē tēnei whakaahuatanga i runga i te parakore, ngā āhuatanga rokiroki, te koki tirohanga rānei o te m-nitrotoluene, engari i te nuinga o te wā, kei te āhua wai, tioata rānei i te pāmahana rūma.

 

Ko te M-nitrotoluene te mea e whakamahia nuitia ana mō te hanga m-toluidine, ngā tae, ngā patupatu pepeke, ngā kaiwhakawhanake tae, ngā kirihou me ngā tāpiri muka hangai, me ētahi atu.

 

Ina koa, ko te m-nitrotoluene, e mōhiotia ana ko te 3-nitrotoluene, he matū waro kei roto ko te tātai matū C7H7NO2. Kāore e memeha i roto i te wai, engari ka memeha i roto i te etanoru, te etera, te chloroform me te benzene, ā, ka mimiti me te mamaoa wai. Nā ōna āhuatanga matū motuhake, he whānuitia ngā whakamahinga o te m-nitrotoluene i roto i ngā mara maha:

 

I roto i te umanga tae, he takawaenga nui te m-nitrotoluene mō te whakarite i ētahi tae.
I roto i te mara o ngā patupatu, ka whakamahia hoki te m-nitrotoluene hei hanga i ētahi hua patupatu.
Hei tāpiritanga, ka whakamahia hoki te m-nitrotoluene i roto i te hanga o ngā kaiwhakawhanake tae, ngā kirihou me ngā tāpiri muka hangai, me ētahi atu.
Ko tētahi o ngā whakamahinga tino nui ko te whakarite i te m-toluidine, he hua nui o te m-nitrotoluene.

 

Hei whakarāpopototanga, he whānuitia ngā whakamahinga o te m-nitrotoluene i roto i ngā tae, ngā patupatu pepeke, ngā kaiwhakawhanake tae, ngā kirihou, ngā tāpiri muka hangai, me te whakarite i te m-toluidine nā ōna āhuatanga matū ahurei.

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Ngā Āhuatanga Matū o te 3-Nitrotoluene

Te ira rewa 15 °C
Te pūmahana koropupū 230-231 °C (mārama)
kiato 1.157 g/mL i te 25 °C (ipurangi)
te mātotoru o te kohu 4.73 (vs te hau)
te pēhanga kohu 1 mm Hg (50.2 °C)
taupū whakaata n20/D 1.541(lit.)
Fp 215 °F
pāmahana rokiroki 2-8°C
wairewatanga 0.419g/l
āhua Wai
tae mārama kōwhai ki te kōwhai-parauri
rohe pahūtanga 2.2%(V)
Wairewatanga ki te waikore
Merck 14,6650
BRN 1906910
Te Pūmau Ture a Henry 9.31 i te 25 °C (tikanga thermodynamic-GC/UV spectrophotometry, Altschuh et al., 1999)
Ngā herenga pānga NIOSH REL: TWA 2 ppm (11 mg/m3), IDLH 200 ppm; OSHA PEL: TWA 5 ppm (30 mg/m3); ACGIH TLV: TWA 2 ppm (kua tangohia).
Pūmau whakapūmau 23.8000000000000001
Pūmautanga: Pūmau. Ka mura. Kāore e hototahi ki ngā matū whakaiti, ngā matū waikura kaha, ngā pūtake kaha.
LogP 2.4

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