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Methyl benzoate (CAS#93-58-3)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C8H8O2
Molar Mass 136.15
Yawan yawa 1.088 g/ml a 20 °C (lit.)
Matsayin narkewa -12 ° C (launi)
Matsayin Boling 198-199 ° C (lit.)
Wurin Flash 181°F
Lambar JECFA 851
Ruwan Solubility <0.1 g/100 ml a 22.5ºC
Solubility ethanol: mai narkewa 60%, bayyananne (1ml/4ml)
Tashin Turi <1 mm Hg (20 ° C)
Yawan Turi 4.68 (Vs iska)
Bayyanar Ruwa
Takamaiman Nauyi 1.087 ~ 1.095 (20℃)
Launi Bayyanar mara launi zuwa kodadde rawaya
Merck 14,6024
BRN Farashin 1072099
Yanayin Ajiya Adana a zazzabi +5°C zuwa +30°C.
Kwanciyar hankali Barga. Mai ƙonewa. Ba tare da jituwa tare da magungunan oxidizing masu ƙarfi, acid mai ƙarfi, tushe mai ƙarfi.
Iyakar fashewa 8.6-20% (V)
Fihirisar Refractive n20/D 1.516 (lit.)
Abubuwan Jiki da Sinadarai Ruwa mai mai mara launi, tare da ƙaƙƙarfan kamshin fure da ceri.
narkewa -12.3 ℃
tafasar batu 199.6 ℃
girman dangi 1.0888
Rarraba index 1.5164
filashi 83 ℃
solubility miscible tare da ether, mai narkewa a cikin methanol, ether, insoluble a cikin ruwa da glycerol.
Amfani Don shirye-shiryen dandano, kuma ana amfani dashi azaman ester cellulose, ether cellulose, guduro, roba da sauran kaushi.

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xn - cutarwa
Lambobin haɗari 22- Mai cutarwa idan an hadiye shi
Bayanin Tsaro 36 – Sanya tufafin kariya masu dacewa.
ID na UN UN2938
WGK Jamus 1
RTECS DH385000
Farashin TSCA Ee
HS Code Farashin 29163100
Guba LD50 na baka a cikin beraye: 3.43 g/kg (Smyth)

 

Gabatarwa

Methyl benzoate. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na methyl benzoate:

 

inganci:

- Yana da kamanni mara launi da ƙamshi na musamman.

- Mai narkewa a cikin abubuwan kaushi na halitta kamar su alcohols, ethers da benzene, wanda ba a iya narkewa cikin ruwa.

- Yana iya amsawa tare da magunguna masu ƙarfi.

 

Amfani:

- Ana amfani da shi azaman sauran ƙarfi, misali a cikin manne, sutura da aikace-aikacen fim.

- A cikin kwayoyin halitta, methyl benzoate shine muhimmin tsaka-tsaki a cikin kira na mahadi masu yawa.

 

Hanya:

Methylparaben yawanci ana shirya shi ta hanyar amsawar benzoic acid tare da methanol. Ana iya amfani da abubuwan haɓaka acid kamar sulfuric acid, polyphosphoric acid da sulfonic acid don yanayin halayen halayen.

 

Bayanin Tsaro:

- Methylparaben ruwa ne mai ƙonewa kuma yakamata a adana shi kuma a zubar dashi tare da kariya ta wuta da fashewa, kuma nesa da tushen zafi da harshen wuta.

- Fitar da methyl benzoate na iya haifar da haushin ido da fata, kuma yakamata a dauki matakan da suka dace.

- Lokacin amfani da methyl benzoate, tabbatar da samun iska mai kyau kuma a guji shakar tururinsa.

- Ya kamata a bi aikin dakin gwaje-gwaje da ya dace da kiyaye kariya yayin amfani da adana methyl benzoate.


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