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oloa

p-Tolyl acetate(CAS#140-39-6)

Meatotino tau vailaau:

Fuafua mole C9H10O2
Molar Mass 150.17
Malosi 1.047g/mLat 25°C(malamalama)
Lisi Lisi 48.5 °C
Manu'a 210-211°C(malamalama)
Mata'imu 194°F
Numera JECFA 699
Suavai Solubility 1.195g/L ile 25℃
Solubility E le mafai ona solu ile vai
Ausa Malo 21.864Pa ile 25℃
Fa'aaliga o le pauta i le pa'u e fa'amama le vai
Gravity Fa'apitoa 1.052 (20/4 ℃)
Lanu Paʻepaʻe pe leai se lanu e toetoe lava paʻepaʻe pe toetoe lava leai se lanu
Tulaga Teuteu Faamauina i le mago, Temperature Room
Fa'asino Upu n20/D 1.501(mu.)
Meatotino Faaletino ma Vailaau Fa'asao: 210 – 211tetele: 1.047

fa'ailoga fa'afoliga: 1.5

Fa'aaliga: vai e leai ni lanu

Fa'aoga Fa'aaogaina e fai ma mea fa'a'ono

Fa'amatalaga Oloa

Faailoga o oloa

Fa'ailoga Mata'utia Xn – Fa'aleagaina
Tulaga lamatia R22 – E afaina pe a foloina
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36/37/39 – Fai ofu puipui talafeagai, totigilima ma mata/mata.
UN ID NA 1993 / PGIII
WGK Siamani 2
RTECS AJ7570000
Oona O le LD50 oral acute i isumu na lipotia mai o le 1.9 (1.12-3.23) g / kg (Denine, 1973). O le acute dermal LD50 i lapiti na lipotia mai e 2.1 (1.24-3.57) g/kg (Denine, 1973).

 

Folasaga

P-cresol acetate, e taʻua foi o le ethoxybenzoate, o se faʻalapotopotoga faʻapitoa. O lo'o ta'ua i lalo se folasaga i meatotino, fa'aoga, metotia sauniuni ma fa'amatalaga saogalemu ole acetic acid p-cresol ester:

 

Tulaga lelei:

p-cresol acetate o se vai e leai ni lanu ma se manogi manogi. O le fa'aputuga e solu i solu fa'aola pei ole ethanol ma ethers, ae seasea ile vai.

 

Fa'aaogā:

p-cresol acetate o loʻo i ai le tele o faʻaoga i alamanuia. O se mea faʻapipiʻi masani faʻapisinisi e mafai ona faʻaaogaina i faʻaofuofu, faʻapipiʻi, resins, ma faʻamamaina. E mafai foʻi ona faʻaaogaina e fai ma mea faʻapipiʻi mo mea manogi ma musks, faʻatagaina mea manogi ma mea manogi e tumau umi.

 

Metotia:

O le sauniuniga o le p-cresol acetate e mafai ona faʻatinoina e ala i le transesterification. Ole auala masani ole fa'avevela ma fa'agaioi le p-cresol ile acetic anhydride ile i ai o se mea fa'aoso e maua ai le p-cresol acetate ma le acetic acid.

 

Fa'amatalaga Saogalemu:

Acetic acid e 'ona ma fa'aita i le cresol ester. Pe a faʻaaoga pe faʻaogaina, e tatau ona faʻaeteete e puipuia le paʻu ma mata ma aloese mai le faʻafesoʻotaʻi saʻo. Afai e inuina pe manava, saili vave togafitiga faafomai. E tatau ona teuina i totonu o se nofoaga malulu, malulu ma mago, mamao ese mai afi ma oxidizers, ina ia mautinoa le faʻaogaina saogalemu.


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