akụkọ

 

Ụdị N, N-dimethylaniline bụ: enweghị agba ruo odo odo dị mfe ma ọ bụ mmiri mmanụ aja aja dị mfe, nwere isi na-esi ísì ụtọ.

 

N,N-dimethylaniline (DMBA) nwere ọtụtụ ojiji, ọkachasị gụnyere akụkụ ndị a:

 

1. Agba dị n'etiti ihe ndị dị mkpa
DMBA bụ ihe dị mkpa maka imepụta vanillin, agba azo, agba triphenylmethane, wdg.

 

2. Ihe mgbaze na ihe na-eme ka ihe sie ike
A pụkwara iji ya dị ka ihe mgbaze na ihe na-eme ka ihe sie ike, na-arụ ọrụ n'ịgbaze na ime ka ihe kemịkalụ ndị ọzọ sie ike na mmepụta kemịkalụ.

 

3. Ihe ndị na-eme nyocha
Enwere ike iji DMBA dị ka ihe nyocha ma nwee uru ngwa na nyocha kemịkalụ na nnwale.

 

E kwesịrị ịmara na ọ bụ ezie na a na-eji DMBA eme ihe n'ọtụtụ ebe n'ụlọ ọrụ kemịkalụ, a na-ewerekwa ya dị ka ihe na-akpata kansa, yabụ a ga-akpachara anya nke ọma n'oge eji ya na ebe a na-echekwa ya, a ga-agbasokwa iwu nchekwa dị mkpa‌.

 

Njirimara nke N, N-dimethylaniline gụnyere ihe ndị a:

 

1. Njirimara anụ ahụ
Ọdịdị ya: enweghị agba ruo odo odo dị mfe ma ọ bụ mmiri mmanụ dị mfe nke nwere mmanụ. Isi ya: Ọ na-esi isi ọjọọ.
Mmiri: Ọ na-agbaze n'ọtụtụ ihe mgbaze organic dịka ethanol, ether, chloroform, benzene, na mmiri na-agbaze ntakịrị.
Ebe esi mmiri na ebe ịgbaze: Ebe esi mmiri dị ihe dị ka 193.1℃ ruo 193.5℃, ebe ịgbaze mmiri dịkwa obere, n'etiti 1.5-2.5°C.

 

II. Njirimara kemịkalụ
‌Ịgba ọkụ‌: Ihe a nwere ike ire ọkụ ma ọ ga-ere ọkụ mgbe e tinyere ya n'ọkụ mepere emepe. Uzuoku na ikuku nwere ike ịmepụta ngwakọta mgbawa.
Nsí: Ọ bụ ihe na-egbu egbu nke ukwuu nke a pụrụ ịmịnye n'ime akpụkpọ ahụ ma kpatara nsí. O nwere nsí yiri nke aniline.
Nkwụsi ike: A na-eme ka ọ dị mfe ịgbaze n'ikuku ma ọ bụ n'anwụ, na-eme ka agba ya gbaa ọchịchịrị.
Mmeghachi omume: Ọ nwere ike imeghachi omume na ọtụtụ kemịkalụ dị iche iche, dịka picric acid, alkyl halides, acylating agents, wdg.

 

Ihe ndị a chọrọ nlebara anya pụrụ iche n'ihe gbasara nchekwa n'oge nchekwa, mbugharị na ojiji nke N, N-dimethylaniline, ma na-agbaso usoro ọrụ ndị dị mkpa.

121-72-2

 

Njirimara Kemịkalụ N,N-Dimethylaniline
Ebe agbaze 1.5-2.5 °C (ọkụ)
Isi mmiri ọkụ 193-194 °C (ọkụ)
njupụta 0.956 g/mL na 25 °C (ọkụ)
njupụta uzuoku 3 (vs ikuku)
nrụgide uzuoku 2 mm Hg (25 °C)
Ndekọ ntụgharị n20/D 1.557 (ọkụ)
Fp 158 °F
okpomọkụ nchekwa. Debe ya n'okpuru +30°C.
mgbaze 1.2g/l
ụdị mmiri mmiri
pka 5.15 (na 25℃)
agba odo doro anya
Njikọta polarity 0.179
PH 7.4 (1.2g/l, H2O, 20℃)
oke mgbawa 1.2-7% (V)
Mmiri Na-agbaze 1 g/L (20 ºC)
Ahịa 14,3234
BRN 507140
Iwu Henry Constant 4.98 (x 10-6 atm?m3/mol) na 20 °C (ihe dịka - agbakọọ site na mmiri na nrụgide uzuoku)
Oke mkpughe NIOSH REL: TWA 5 ppm (25 mg/m3), STEL 10 ppm (50 mg/m3), IDLH 100 ppm; OSHA PEL: TWA 5 ppm; ACGIH TLV: TWA 5 ppm, STEL 10 ppm (a nabata).
Dielectric constant 4.4000000000000000004
Ịkwụsi ike: Ọ kwụsiri ike. Ọ kwekọghị na ihe ndị na-eme ka ihe na-egbu egbu sie ike, asịd siri ike, asịd chloride, asịd anhydrides, chloroformates, halogens. Ọ na-ere ọkụ.
InChIKey JLTDJTHDQAWBAV-UHFFFAOYSA-N
Ndekọ 1.171 na 35℃

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Oge ozi: Disemba-10-2024