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huahana

Methyl benzoate(CAS#93-58-3)

Waiwai Kemika:

ʻĀpana Molekala C8H8O2
Molar Mass 136.15
ʻO ka mānoanoa 1.088 g/mL ma 20 °C (kukui.)
Lae hehee -12 °C (māmā)
Lae Boling 198-199 °C (kukui)
Lae Flash 181°F
Helu JECFA 851
Hiki i ka wai <0.1 g/100 mL ma 22.5 ºC
Ka hoʻoheheʻe ethanol: hoʻoheheʻe60%, akaka (1mL/4ml)
Puʻupuʻu mahu <1 mm Hg (20 °C)
Ka māhu māhu 4.68 (me ka lewa)
Ka nana aku Waiwai
Kaumaha Kūikawā 1.087~1.095 (20 ℃)
kalakala ʻAʻole waihoʻoluʻu ʻaʻohe melemele ʻeleʻele
ʻO Merck 14,6024
BRN 1072099
Kūlana Waihona E mālama ma +5°C a i +30°C.
Paʻa Paʻa. Hiki ke puhi. ʻAʻole kūpono me nā mea oxidizing ikaika, nā waikawa ikaika, nā kumu ikaika.
Pale Pahū 8.6-20%(V)
Hōʻike Hōʻike n20/D 1.516(māmā)
Na Waiwai Kino a Kimia ʻO ka wai ʻaila kala ʻole, me ka ʻala pua ikaika a me ka cherry.
helu hehee -12.3 ℃
wahi hoʻolapalapa 199.6 ℃
mānoanoa pili 1.0888
huahelu hoʻopaʻapaʻa 1.5164
kiko uila 83 ℃
hiki ke hoʻoheheʻe ʻia me ka etera, hiki ke hoʻoheheʻe ʻia i ka methanol, etera, hiki ʻole ke hoʻoheheʻe ʻia i ka wai a me ka glycerol.
Hoʻohana No ka hoʻomākaukau ʻana i ka ʻono, hoʻohana pū ʻia e like me ka cellulose ester, cellulose ether, resin, rubber a me nā mea hoʻonā.

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xn – Poino
Nā Code Risk 22 - Poino ke aleia
Ka wehewehe palekana 36 - E hoʻohana i nā lole pale kūpono.
UN ID UN 2938
WGK Kelemānia 1
RTECS DH3850000
TSCA ʻAe
HS Code 29163100
Kaʻawaʻawa LD50 waha i nā ʻiole: 3.43 g/kg (Smyth)

 

Hoʻolauna

Methyl benzoate. ʻO kēia ka hoʻolauna ʻana i nā waiwai, hoʻohana, nā ʻano hoʻomākaukau a me ka ʻike palekana o ka methyl benzoate:

 

ʻAno maikaʻi:

- He hiʻohiʻona kala ʻole a he ʻala kūikawā.

- Hiki ke hoʻoheheʻe ʻia i loko o nā mea hoʻoheheʻe organik e like me nā ʻawaʻawa, ethers a me benzene, hiki ʻole ke hoʻoheheʻe ʻia i ka wai.

- Hiki ke hana me nā mea hoʻoheheʻe ikaika.

 

E hoʻohana:

- Hoʻohana ʻia ma ke ʻano he mea hoʻoheheʻe, e laʻa i nā glues, nā uhi a me nā noi kiʻiʻoniʻoni.

- I loko o ka organik synthesis, methyl benzoate he mea koʻikoʻi i waena o ka synthesis o nā pūhui he nui.

 

Hanana:

- Hoʻomākaukau ʻia ka Methylparaben e ka hopena o ka waikawa benzoic me ka methanol. Hiki ke hoʻohana ʻia nā mea hoʻokalakupua e like me ka sulfuric acid, polyphosphoric acid a me ka sulfonic acid no nā kūlana pane.

 

ʻIke palekana:

- He wai wela ka Methylparaben a pono e mālama ʻia a hoʻolei ʻia me ka pale ahi a me ka pahū ʻana, a mamao aku i nā kumu wela a me nā lapalapa.

- ʻO ka hoʻolaha ʻana i ka methyl benzoate hiki ke hoʻonāukiuki i ka maka a me ka ʻili, a pono e mālama ʻia i nā mea kūpono.

- I ka hoʻohana ʻana i ka methyl benzoate, e hōʻoia i ka ea maikaʻi a pale i ka hoʻohu ʻana i kāna mau mahu.

- Pono e hahai ʻia nā hana hoʻokolohua kūpono i ka wā e hoʻohana ai a mālama ai i ka methyl benzoate.


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