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N-Methylacetamide (CAS# 79-16-3)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C3H7N
Molar Mass 73.09
Yawan yawa 0.957 g/ml a 25 °C (lit.)
Matsayin narkewa 26-28 ° C (lit.)
Matsayin Boling 204-206 ° C (lit.)
Wurin Flash 227°F
Ruwan Solubility mai narkewa
Solubility Mai narkewa a cikin ruwa, ethanol, benzene, ether, chloroform, wanda ba a iya narkewa a cikin ether mai.
Tashin Turi 12-3680Pa a 15-113 ℃
Bayyanar Farin crystal
Launi Ƙarƙashin narkewa mara launi
BRN 1071255
pKa 16.61± 0.46 (An annabta)
PH 7 (H2O)
Yanayin Ajiya Yanayin rashin aiki, Zazzabin ɗaki
Kwanciyar hankali Barga. Mai ƙonewa. Wanda bai dace ba tare da magunguna masu ƙarfi masu ƙarfi.
M Mai hankali ga haske
Iyakar fashewa 3.2-18.1% (V)
Fihirisar Refractive n20/D 1.433 (lit.)
MDL Saukewa: MFCD00008683
Abubuwan Jiki da Sinadarai Farar allura kamar lu'ulu'u. Matsayin narkewa 30.55 ℃ (28 ℃), tafasar batu 206 ℃, 140.5 ℃ (12kPa), dangi yawa 0.9571(25/4 ℃), refractive index 1.4301, flash point 108 ℃. Mai narkewa a cikin ruwa, ethanol, benzene, ether, chloroform, wanda ba a iya narkewa a cikin ether mai.
Amfani Ana amfani da shi azaman ƙarfi, kuma ana amfani dashi a cikin magunguna

Cikakken Bayani

Tags samfurin

Alamomin haɗari T - Mai guba
Lambobin haɗari 61- Yana iya haifar da lahani ga yaron da ba a haifa ba
Bayanin Tsaro S53 – Guji fallasa – sami umarni na musamman kafin amfani.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
WGK Jamus 2
RTECS AC5960000
Farashin TSCA Ee
HS Code 29241900
Guba LD50 na baka a cikin bera: 5gm/kg

 

Gabatarwa

N-Methylacetamide wani abu ne na halitta. Ruwa ne marar launi wanda ke narkewa a cikin ruwa kuma yawancin kaushi na kwayoyin halitta a cikin zafin jiki.

 

N-methylacetamide ana yawan amfani dashi a cikin haɗin gwiwar kwayoyin halitta azaman ƙarfi da matsakaici. Hakanan za'a iya amfani da N-methylacetamide azaman wakili mai bushewa, wakili na ammoniya, da mai kunnawa carboxylic acid a cikin halayen haɓakar kwayoyin halitta.

 

Ana iya samun shirye-shiryen N-methylacetamide gaba ɗaya ta hanyar amsawar acetic acid tare da methylamine. Takamammen mataki shine amsa acetic acid tare da methylamine a ma'aunin molar na 1: 1 a ƙarƙashin yanayin da ya dace, sannan kuma distillation da tsarkakewa don samun samfurin da aka yi niyya.

 

Bayanin tsaro: Turin N-methylacetamide zai iya fusatar da idanu da fili na numfashi, kuma yana da tasiri mai banƙyama lokacin da yake hulɗa da fata. Lokacin amfani ko kulawa, yakamata a ɗauki matakan kariya na sirri, kamar sanya gilashin kariya, safar hannu masu kariya, da sauransu. N-methylacetamide shima mai guba ne ga muhalli, don haka ya zama dole a bi ka'idodin kare muhalli da suka dace kuma a kula da su. yadda ya kamata zubar da sharar gida. Lokacin amfani da adanawa, dole ne a bi matakan tsaro masu dacewa da jagororin aiki.


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