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Methyl benzoate (CAS#93-58-3)

Ngwongwo kemịkalụ:

Usoro ihe omimi C8H8O2
Molar Mass 136.15
Njupụta 1.088 g/mL na 20 Celsius C (ọkụ)
Ebe Na-agbaze -12 Celsius C (ọkụ ọkụ)
Ebe Boling 198-199 Celsius C (ọkụ)
Ebe mgbari 181°F
Nọmba JECFA 851
Mmiri Solubility <0.1 g/100 ml na 22.5ºC
Solubility ethanol: soluble 60%, doro anya (1ml/4ml)
Uzuoku nrịbama <1 mm Hg (20 Celsius)
Uzuoku Njupụta 4.68 (na ikuku)
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 1.087 ~ 1.095 (20 ℃)
Agba Kpochapụ enweghị ụcha na odo odo
Merck 14,6024
BRN 1072099
Ọnọdụ Nchekwa Na-echekwa na +5°C ruo +30°C.
Nkwụsi ike Kwụsie ike. Na-agbanyụ ọkụ. Na-ekwekọghị na ndị ọrụ oxidizing siri ike, acid siri ike, ntọala siri ike.
Oke ihe mgbawa 8.6-20% (V)
Ntụgharị uche n20/D 1.516 (ọkụ)
Njirimara anụ ahụ na kemịkalụ Mmiri mmiri na-acha mmanụ na-enweghị agba, nke nwere ifuru ifuru na udara cherry siri ike.
ebe agbaze -12.3 ℃
esi esi 199,6 ℃
njupụta ikwu 1.0888
index refractive 1.5164
flash point 83 ℃
solubility miscible na ether, soluble na methanol, ether, insoluble na mmiri na glycerol.
Jiri Maka nkwadebe nke ekpomeekpo, a na-ejikwa ya dị ka cellulose ester, cellulose ether, resin, roba na ihe mgbaze ndị ọzọ.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu 22 - Na-emerụ ma ọ bụrụ na-eloda
Nkọwapụta nchekwa 36 - Yiri uwe nchebe kwesịrị ekwesị.
NJ UN UN 2938
WGK Germany 1
RTECS DH385000
TSCA Ee
Koodu HS 29163100
Nsi LD50 ọnụ na oke: 3.43 g/kg (Smyth)

 

Okwu mmalite

Methyl benzoate. Ihe na-esonụ bụ mmalite nke akụrụngwa, ojiji, ụzọ nkwadebe na ozi nchekwa nke methyl benzoate:

 

Ogo:

- Ọ nwere ọdịdị na-enweghị agba na isi ísì pụrụ iche.

- Soluble na organic solvents dị ka alcohols, ethers na benzene, adịghị soluble na mmiri.

- Nwere ike meghachi omume site na ndị ọrụ oxidizing siri ike.

 

Jiri:

- Ejiri ya dị ka ihe mgbaze, dịka na gluu, mkpuchi na ngwa ihe nkiri.

- Na njikọ organic, methyl benzoate bụ etiti dị mkpa na njikọ nke ọtụtụ ogige.

 

Usoro:

Methylparaben na-akwadokarị site na mmeghachi omume nke benzoic acid na methanol. Enwere ike iji ihe na-eme ka acid dị ka sulfuric acid, polyphosphoric acid na sulfonic acid mee ihe maka ọnọdụ mmeghachi omume.

 

Ozi nchekwa:

- Methylparaben bụ mmiri ọkụ na-ere ọkụ, ekwesịrị ịchekwa ya ma tụfuo ya site na nchekwa ọkụ na mgbawa, pụọ na isi ọkụ na ọkụ.

- Ikpughe na methyl benzoate nwere ike ịkpasu anya na mgbakasị anụ ahụ, na ekwesịrị ịkpachapụ anya kwesịrị ekwesị.

- Mgbe ị na-eji methyl benzoate, hụ na ikuku ikuku dị mma ma zere ikuba vapors ya.

-Ekwesịrị ịgbaso omume ụlọ nyocha nke ọma na nchekwa nchekwa mgbe ị na-eji na ịchekwa methyl benzoate.


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