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Trimethylamine(CAS#75-50-3)

Meatotino tau vailaau:

Fuafua mole C3H9N
Molar Mass 59.11
Malosi 0.63 g/mL ile 20 °C (malamalama)
Lisi Lisi -117 °C (malamalama)
Manu'a 3-4 °C (malamalama)
Mata'imu 38°F
Numera JECFA 1610
Suavai Solubility Solu i le Vai, 8.9e+005 mg/L.
Solubility matua soluble i le vai, soluble teisi i le ava malosi, eter, benzene, toluene, xylene, ethylbenzene, chloroform maualuga fa'atagaina fa'atonuga: TLV 10 ppm (24 mg/m3) ma STEL o le 15 ppm (36 mg/m3) (ACGIH 1986)
Ausa Malo 430 mm Hg (25 °C)
Ausa Malosi 2.09 (vs ea)
Fa'aaliga Suavai
Lanu Le lanu
Sogisogi manogi pei o i'a pala, fuamoa pala, lapisi, po'o le mimi.
Tapulaa o Fa'aaliga ACGIH: TWA 50 ppm; STEL 100 ppm (Pa'u)OSHA: TWA 200 ppm(590 mg/m3)NIOSH: IDLH 2000 ppm; TWA 200 ppm(590 mg/m3); STEL 250 ppm(735 mg/m3)
Merck 14,9710
BRN 956566
pKa pKb (25°): 4.13
PH se faavae malosi (pH 9.8)
Tulaga Teuteu Teu i le +5°C i le +30°C.
Maumau Stable. E le fetaui ma le tele o mea eseese, e aofia ai faavae, acids, oxidizing agents, apamemea, zinc, magnesium, alumini, mercury, mercury oxides, acid chlorides, acid anhydride. Hygroscopi
Ma'ale'ale Hygroscopic
Tapulaa Pa 11.6%
Fa'asino Upu n20/D 1.357
Meatotino Faaletino ma Vailaau O le Anhydrous o se kasa liquefied e leai se lanu, ma le manogi o i'a ma ammonia.
Fa'aoga Mo vaila'au fa'ato'aga, vali, vaila'au fa'amasani ma fa'a-organic synthesis

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
R34 – Mafua ai mu
R20/22 – E afaina pe a manava ma pe a foloina.
R12 – Sili ona mu
R41 – Tulaga lamatia o le faaleagaina mata
R37/38 – Fa'aitaita i le manava ma le pa'u.
R20 – E afaina pe a manava
R11 – Sili ona mu
Fa'amatalaga Saogalemu S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36 – Fai ofu puipui talafeagai.
S45 – I se fa'alavelave po'o ua e lagona le le lelei, saili vave fautuaga fa'afoma'i (fa'aali le igoa pe a mafai.)
S36/37/39 – Fai ofu puipui talafeagai, totigilima ma mata/mata.
S16 – Tausia mai mea e mu ai.
S29 – Aua le sasaa i totonu o alavai.
S39 – Fai le puipuiga o mata/mata.
S3 – Taofi i se nofoaga malulu.
UN ID UN 2924 3/PG 2
WGK Siamani 1
RTECS YH2700000
FLUKA BRAND F CODES 3-10
TSCA Ioe
HS Code 29211100
Vasega o Tulaga Lamatia 3
Fa'aputu Vaega II

 

Folasaga

Trimethylamine o se ituaiga o mea faʻapipiʻi. O se kasa e le lanu ma se manogi manogi malosi. O loʻo taua i lalo se faʻamatalaga i meatotino, faʻaoga, metotia sauniuni ma faʻamatalaga saogalemu o le trimethylamine:

 

Tulaga lelei:

Meatotino faaletino: Trimethylamine ose kesi e leai ni lanu, solu i le vai ma so'o so'o, ma fai ai se paluga e mu ma le ea.

Meatotino Vailaau: Trimethylamine o le nitrogen-carbon hybrid, o se mea alkaline foi. E mafai ona tali atu i acids e fausia ai masima, ma e mafai ona tali atu i nisi carbonyl compounds e fausia ai oloa amination tutusa.

 

Fa'aaogā:

Fa'asologa fa'aletino: E masani ona fa'aaogaina le Trimethylamine e fai ma fa'amalama alkali i fa'agaioiga fa'aola. E mafai ona faʻaaogaina i le sauniuniga o faʻasologa o mea faʻapitoa e pei o esters, amides, ma amine compounds.

 

Metotia:

E mafai ona maua le trimethylamine e ala i le tali atu o le chloroform ma le amonia i le i ai o se alkali catalyst. O le auala faʻapitoa sauniuni e mafai ona:

CH3Cl + NH3 + NaOH → (CH3)3N + NaCl + H2O

 

Fa'amatalaga Saogalemu:

Trimethylamine e manogi leaga ma faʻaalia i le maualuga o le trimethylamine e mafai ona mafua ai le faʻaleagaina o mata ma manava.

Talu ai ona o le trimethylamine e itiiti le oona, e masani lava e leai se afaina i le tino o le tagata i lalo o le faʻaoga talafeagai ma le teuina o tulaga.

Trimethylamine o se kasa mu, ma o lona faʻafefiloi e iai le lamatiaga o le pa i le maualuga o le vevela poʻo le mumū matala, ma e tatau ona teuina i se nofoaga malulu, faʻalelei lelei e aloese ai mai le faʻafesoʻotaʻi ma le mumū ma le vevela maualuga.

Fa'afeso'ota'i ma oxidants, acids po'o isi mu e tatau ona 'alofia i le taimi o le taotoga e aloese ai mai fa'alavelave mata'utia.

 


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