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huahana

2-Methyl-4-nitroaniline(CAS#99-52-5)

Waiwai Kemika:

ʻĀpana Molekala C7H8N2O2
Molar Mass 152.15
ʻO ka mānoanoa 1.1586
Lae hehee 130-132°C(māmā)
Lae Boling 294.61°C (manaʻo koʻikoʻi)
Lae Flash 157.2 ℃
Ka hikiwawe Dichloromethane, DMSO, Ethyl Acetate, Methanol
Puʻupuʻu mahu 20.4hPa ma 133.5 ℃
Ka nana aku ʻO ka pauda kristal a i ʻole nā ​​nila maikaʻi
kalakala Melemele i khaki a ʻeleʻele paha
BRN 775772
pKa 0.92±0.10(Wānana ʻia)
PH 7 (H2O)(hoʻokuʻu wai)
Kūlana Waihona E mālama ʻia ma lalo o +30 ° C.
Hōʻike Hōʻike 1.6276 (manaʻo)
Na Waiwai Kino a Kimia ʻO nā kristal melemele maʻamau.
helu hehee 134~135 ℃
mānoanoa pili 1.1586
kiko uila 157.2 ℃
hiki ke hoʻoheheʻe ʻia i ka ethanol, benzene a me ka ʻakika acetic.
Hoʻohana Hoʻohana nui ʻia no ka pulupulu, hemp fiber fabric dyeing a me ka paʻi kala, hoʻohana ʻia no ka hana ʻana i nā uhi

Huahana Huahana

Huahana Huahana

Nā Code Risk R23/24/25 – He mea make ma ka inhalation, pili me ka ili a ina e ale.
R33 - ʻO ka pōʻino o nā hopena kumulative
R51/53 – Hiki ke hoʻopōʻino i nā mea ʻawaʻawa no ka wā lōʻihi i ke kaiaola wai.
Ka wehewehe palekana S28 – Ma hope o ka pili ʻana me ka ʻili, holoi koke me ka nui o ke kopa.
S36/37 – E hoʻohana i nā lole pale kūpono a me nā mīkina lima.
S45 – Inā loaʻa ka pōʻino a i ʻole ka maikaʻi ʻole, e ʻimi koke i ka ʻōlelo aʻo kino (e hōʻike i ka lepili inā hiki.)
S61 - Hōʻalo i ka hoʻokuʻu ʻana i ke kaiapuni. E nānā i nā ʻōlelo kuhikuhi kūikawā / pepa ʻikepili palekana.
S28A -
UN ID UN 2660 6.1/PG 3
WGK Kelemānia 2
RTECS XU8210000
TSCA ʻAe
HS Code 29214300
Nānā Hazard Hoʻonanea
Papa Hazard 6.1
Hui Pūʻulu III

 

Hoʻolauna

ʻO 2-Methyl-4-nitroaniline kahi mea hoʻohuihui. He melemele a ʻalani paʻa me ka paʻa maikaʻi. ʻO kēia ka hoʻolauna ʻana i nā waiwai, hoʻohana, nā ʻano hoʻomākaukau a me ka ʻike palekana o 2-methyl-4-nitroaniline:

 

ʻAno maikaʻi:

- Ke ʻano: Melemele a ʻalani ka paʻa

- Hiki ke hoʻoheheʻe ʻia: Hiki ke hoʻoheheʻe ʻia e like me ka ethanol, chloroform a me ka dimethyl sulfoxide.

 

E hoʻohana:

- ʻOihana Kemika: Hiki ke hoʻohana ʻia ka 2-methyl-4-nitroaniline ma ke ʻano he waena i ka synthesis organik no ka synthesis o nā pūhui e like me nā dyes, pesticides a me nā mea pahū.

 

Hanana:

Nui nā ala e hoʻomākaukau ai i ka 2-methyl-4-nitroaniline:

- Nitrification pololei: Hoʻopili ʻia ka 2-methyl-4-aminoaniline me ka waikawa nitric concentrated e hana i ka 2-methyl-4-nitroaniline.

- Oxidation-nitrification: Hoʻopili ʻia ka 2-methyl-4-bromoaniline me ka nui o ka aniline peroxide a laila me ka waikawa nitric concentrated e hana i ka 2-methyl-4-nitroaniline.

 

ʻIke palekana:

- He mea pahū ka 2-Methyl-4-nitroaniline i hiki ke pahū ke ʻike ʻia i ka ʻā a i ʻole nā ​​wela kiʻekiʻe.

- I ka lawelawe ʻana i ka 2-methyl-4-nitroaniline, e hoʻokomo i nā mea pale pilikino e like me nā mīkina lima pale, nā aniani, a me nā ʻaʻahu, a e hōʻoia i ka hana ʻia ma kahi wahi e hoʻomaha maikaʻi ʻia.

- Hōʻalo i ka pili ʻana me ka ʻili, nā maka, a me ka ʻōpū hanu.

- Hōʻalo i ka hoʻopili ʻana me nā mea puhi ahi, oxidants, nā waikawa a me nā mea ʻē aʻe i ka wā mālama a me ka lawe ʻana.

 


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