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4-Methylphenylacetic acid (CAS # 622-47-9)

Waiwai Kemika:

ʻĀpana Molekala C9H10O2
Molar Mass 150.17
ʻO ka mānoanoa 1.0858 (manaʻo koʻikoʻi)
Lae hehee 88-92 °C (māmā)
Lae Boling 265-267 °C (kukui)
Lae Flash 265-267°C
Ka hoʻoheheʻe hiki ke hoʻoheheʻe ʻia i ka Methanol
Puʻupuʻu mahu 0.00442mmHg ma 25°C
Ka nana aku Keokeo maikai keokeo
kala kala Keʻokeʻo
BRN 2043528
pKa pK1:4.370 (25°C)
Kūlana Waihona Hoʻopaʻa ʻia i loko o kahi maloʻo, lumi wela
Hōʻike Hōʻike 1.5002 (manaʻo)
MDL MFCD00004353
Na Waiwai Kino a Kimia Ka helu hehee 90-93°C
kahi e hoʻolapalapa ai 265-267°C
Hoʻohana No ka hoʻohuihui organik, ʻoihana lāʻau lapaʻau

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xi – Hoʻohaunaele
Nā Code Risk 36/37/38 – Hoʻonanea i nā maka, ʻōnaehana hanu a me ka ʻili.
Ka wehewehe palekana S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S36 – E komo i nā lole pale kūpono.
S24/25 – Hōʻalo i ka pili ʻana me ka ʻili a me nā maka.
WGK Kelemānia 3
RTECS AJ7569000
HS Code 29163900
Papa Hazard HOOLAHA

 

Hoʻolauna

Methylphenylacetic acid. ʻO kēia ka hoʻolauna ʻana i nā waiwai, hoʻohana, nā ʻano hoʻomākaukau a me ka ʻike palekana o ka p-totophenylacetic acid:

 

ʻAno maikaʻi:

- Ke ʻano: ʻO ke ʻano maʻamau o ka methylphenylacetic acid he paʻa keʻokeʻo keʻokeʻo.

- Solubility: ʻAʻole hiki ke hoʻoheheʻe ʻia i ka wai akā hiki ke hoʻoheheʻe ʻia i ka hapa nui o nā mea hoʻoheheʻe organik.

 

E hoʻohana:

 

Hanana:

- Loaʻa kahi ʻano hoʻomākaukau maʻamau e ka transesterification o toluene a me ka sodium carbonate. Hoʻopili ka P-toluene me ka waiʻona, e like me ka ethanol a i ʻole ka methanol, e hana i ka p-toluene, a laila hana ʻia me ka sodium carbonate e hāʻawi i ka methylphenylacetic acid.

 

ʻIke palekana:

- Paʻa ka methylphenylacetic acid ma ka lumi wela a hiki ke hoʻoheheʻe ʻia ma lalo o nā wela kiʻekiʻe, nā kumu ahi a i ʻole nā ​​​​māmā, e hana ana i nā mea ʻawaʻawa.

- Pono e mālama pono i ka mālama ʻana i ka methamphenylacetic acid, e like me ke komo ʻana i nā maka maka, nā mīkina lima a me nā lole pale. Hōʻalo i ka inhalation, ingestion, a i ʻole ka pili ʻana i ka ʻili e pale aku i ka ʻeha a i ʻole ka hōʻeha.

- Pono e mālama ʻia ka ʻakika Methylphenylacetic mai ka ʻāʻī ʻana, nā mea hoʻoneʻe ikaika, a me nā metala reactive ma kahi maloʻo a me ka makani maikaʻi.


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