labarai

 

Siffar N,N-dimethylaniline ita ce: ba ta da launi zuwa rawaya mai haske ko ruwan kasa mai haske, mai ƙamshi mai kaifi.

 

N,N-dimethylaniline (DMBA) yana da amfani iri-iri, musamman ma ga waɗannan fannoni:

 

1. Matsakaitan rini
DMBA muhimmin abu ne wajen samar da vanillin, azo dyes, triphenylmethane dyes, da sauransu.

 

2. Masu narkewa da masu daidaita
Ana iya amfani da shi azaman mai narkewa da mai daidaita, yana taka rawa wajen narkar da sauran sinadarai a cikin samar da sinadarai‌.

 

3. Masu nazarin sinadarai
Ana iya amfani da DMBA azaman reagent na nazari kuma yana da ƙimar aikace-aikace a cikin nazarin sinadarai da gwaje-gwaje‌.

 

Ya kamata a lura cewa duk da cewa ana amfani da DMBA sosai a masana'antar sinadarai, ana kuma ɗaukarta a matsayin mai haifar da cutar kansa, don haka ya kamata a yi taka tsantsan yayin amfani da kuma adanawa, kuma ya kamata a bi ƙa'idodin tsaro masu dacewa‌.

 

Abubuwan da ke cikin N, N-dimethylaniline sun haɗa da waɗannan fannoni:

 

1. Halayen jiki‌
Bayyanar: ruwa mai launin rawaya mai haske ko launin ruwan kasa mai haske. Ƙamshi: Yana da ƙamshi mai kaifi.
Narkewa: Yana narkewa a cikin sinadarai daban-daban na halitta kamar ethanol, ether, chloroform, benzene, kuma yana narkewa kaɗan a cikin ruwa.
Wurin tafasa da wurin narkewar abinci: Wurin tafasa yana tsakanin 193.1℃ zuwa 193.5℃, kuma wurin narkewa yana da ƙasa kaɗan, tsakanin 1.5-2.5°C.

 

II. Sifofin sinadarai
‌Faɗuwar Wuta: Sinadarin yana da sauƙin ƙonewa kuma zai ƙone idan aka fallasa shi ga harshen wuta. Tururin da iska na iya samar da cakuda mai fashewa.
Guba: Abu ne mai guba sosai wanda za a iya sha ta fata kuma ya haifar da guba. Yana da irin gubar da aniline ke haifarwa.
Kwanciyar hankali: Yana da sauƙin shafawa a cikin iska ko a rana, wanda hakan ke sa launin ya yi duhu.
‌Reactivity‌: Yana iya amsawa da nau'ikan sinadarai daban-daban, kamar picric acid, alkyl halides, acylating agents, da sauransu.

 

Waɗannan kaddarorin suna buƙatar kulawa ta musamman ga aminci yayin ajiya, jigilar kaya da amfani da N,N-dimethylaniline, kuma suna bin hanyoyin aiki masu dacewa.

121-72-2

 

Halayen Sinadaran N,N-Dimethylaniline
Wurin narkewa 1.5-2.5 °C (haske)
Tafasawar zafin jiki 193-194 °C (haske)
yawa 0.956 g/mL a 25 °C (lit.)
Yawan tururi 3 (idan aka kwatanta da iska)
matsin lamba na tururi 2 mm Hg (25 °C)
ma'aunin haske n20/D 1.557 (lit.)
Fp 158 °F
Zafin ajiya. A adana a ƙasa da +30°C.
narkewar 1.2g/l
ruwa mai siffar
pka 5.15 (a 25℃)
launi rawaya bayyananne
Bambancin ra'ayi 0.179
PH 7.4 (1.2g/l, H2O, 20℃)
Iyakar fashewa 1.2-7% (V)
Narkewar Ruwa 1 g/L (20 ºC)
Kasuwa 14,3234
BRN 507140
Dokar Henry Constant 4.98(x 10-6 atm?m3/mol) a 20 °C (kimanin - an ƙididdige shi daga narkewar ruwa da matsin tururi)
Iyakance fallasa 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 (an ɗauke shi).
Dielectric constant 4.4000000000000000004
Kwanciyar hankali: Mai kwanciyar hankali. Bai dace da sinadaran oxidizing masu ƙarfi ba, acid mai ƙarfi, acid chlorides, acid anhydrides, chloroformates, halogens. Mai ƙonewa.
InChIKey JLTDJTHDQAWBAV-UHFFFAOYSA-N
LogP 1.171 a 35℃

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Lokacin Saƙo: Disamba-10-2024