nūhou

 

Aia ka M-nitrotoluene ma ke ʻano o ka wai melemele a i ʻole nā ​​kristal, a i kekahi manawa ua wehewehe ʻia he wai ʻaila melemele māmā me ke ʻala o ka nitrobenzene. Hiki ke ʻokoʻa kēia wehewehe ʻana ma muli o ka maʻemaʻe, nā kūlana mālama a i ʻole ke kihi nānā ʻana o ka m-nitrotoluene, akā ma ke ʻano laulā, aia ia ma ke ʻano wai a kristal paha ma ka mahana o ka lumi.

 

Hoʻohana nui ʻia ʻo M-nitrotoluene i ka hoʻomākaukau ʻana o ka m-toluidine, nā dyes, nā pesticides, nā mea hoʻomohala kala, nā plastics a me nā mea hoʻohui fiber synthetic, a pēlā aku.

 

ʻO ke kikoʻī, ʻo m-nitrotoluene, i ʻike ʻia hoʻi ʻo 3-nitrotoluene, he hui organik me ke ʻano kemika C7H7NO2. Aneane hiki ʻole ke hoʻoheheʻe ʻia i ka wai, akā hiki ke hoʻoheheʻe ʻia i loko o ka ethanol, ether, chloroform a me benzene, a hiki ke mahu me ka mahu wai. Ma muli o kona mau waiwai kemika kūikawā, he nui nā noi o m-nitrotoluene ma nā ʻano he nui:

 

I ka ʻoihana hoʻoluʻu kala, he mea koʻikoʻi ka m-nitrotoluene no ka hoʻomākaukau ʻana i kekahi mau hoʻoluʻu kala.
Ma ke kahua o nā pesticides, hoʻohana ʻia hoʻi ka m-nitrotoluene e hana i kekahi mau huahana pesticide.
Eia kekahi, hoʻohana ʻia ka m-nitrotoluene i ka hana ʻana o nā mea hoʻomohala kala, nā plastics a me nā mea hoʻohui fiber synthetic, a pēlā aku.
ʻO kekahi o nā noi koʻikoʻi loa, ʻo ia ka hoʻomākaukau ʻana o ka m-toluidine, ʻo ia kahi huahana nui ma hope o ka m-nitrotoluene.

 

I ka hōʻuluʻulu manaʻo, he nui nā noi o ka m-nitrotoluene i nā dyes, pesticides, nā mea hoʻomohala kala, nā plastics, nā mea hoʻohui fiber synthetic, a me ka hoʻomākaukau ʻana o ka m-toluidine ma muli o kona mau waiwai kemika kū hoʻokahi.

771e85029e125457c4ee4b6e19c6b96

Nā Waiwai Kemika 3-Nitrotoluene

Kiko heheʻe 15 °C
Ka paila ʻana 230-231 °C (lit.)
ka nui o ka paʻa 1.157 g/mL ma 25 °C (lit.)
ka nui o ka mahu 4.73 (vs ea)
kaomi mahu 1 mm Hg (50.2 °C)
helu kuhikuhi refractive n20/D 1.541(lit.)
215 °F
ka mahana mālama. 2-8°C
ka hiki ke hoʻoheheʻe ʻia 0.419g/l
ʻano wai
kala Melemele moakaka a i melemele-ʻeleʻele
palena pahū 2.2%(V)
Ka hoʻoheheʻe ʻana i ka wai ʻaʻole hiki ke hoʻoheheʻe ʻia
Merck 14,6650
BRN 1906910
Ke Kānāwai Paʻa o Henry 9.31 ma 25 °C (ʻano hana thermodynamic-GC/UV spectrophotometry, Altschuh et al., 1999)
Nā palena hōʻike NIOSH REL: TWA 2 ppm (11 mg/m3), IDLH 200 ppm; OSHA PEL: TWA 5 ppm (30 mg/m3); ACGIH TLV: TWA 2 ppm (i lawe ʻia).
ʻO ke kūpaʻa dielectric 23.8000000000000001
Paʻa: Paʻa. Hiki ke ʻā. Kūlike ʻole me nā mea hoʻemi, nā mea hoʻomakeʻe ikaika, nā kumu ikaika.
LogP 2.4

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Ka manawa hoʻouna: Dec-18-2024