Valeric anhydride |2082-59-9
ʻIkepili kino huahana:
| inoa mea kūʻai | Valeric anhydride |
| Waiwai | ʻO ka wai aniani ʻaʻohe waihoʻoluʻu me kahi ʻala hoʻonāukiuki |
| ʻO ka mānoanoa (g/cm3) | 0.944 |
| Lae hehee(°C) | -56 |
| Puni paila (°C) | 228 |
| Kekahi uila (°C) | 214 |
| Pumi mahu (25°C) | 5Pa |
| Ka hoʻoheheʻe | Hiki ke hoʻoheheʻe ʻia i loko o ka chloroform a me ka methanol. |
Hoʻohana huahana:
1.Hoʻohana nui ʻia ka Valeric anhydride ma ke ʻano he reagent a me ka waena i ka synthesis organik.
2.Hiki ke hoʻohana ʻia e hoʻomākaukau i nā pūhui me nā hui hana like ʻole, e like me ka ethyl acetate, anhydride esters a me nā amides.
3.Hiki ke hoʻohana ʻia ka Valeric anhydride i ka synthesis o nā insecticides a me nā mea ʻala.
ʻIke palekana:
ʻO 1.Valeric anhydride he mea hoʻonāukiuki a hoʻomāinoino, e pale i ka piliʻana me kaʻili a me nā maka a me ka mālama ponoʻana i kahi'āpana maikaʻi.
2. I ka mālama ʻana a me ka mālama ʻana, e pale i ka hoʻopili ʻana me nā mea oxidizing a i ʻole nā ʻakika ikaika a me nā kumu e pale aku i nā hopena weliweli.
3.E hahai i nā kaʻina hana palekana no nā kemika i ka wā e hana ai a loaʻa iā lākou nā mea pale kūpono e like me nā mīkina lima laboratory, nā aniani palekana, etc.
