isibhengezo_sekhasi

umkhiqizo

I-DL-3-Methylvaleric acid(CAS#105-43-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H12O2
I-Molar Mass 116.16
Ukuminyana 0.93 g/mL ku-25 °C (okhanyisiwe)
I-Melting Point -41 °C
I-Boling Point 196-198 °C (okhanyisiwe)
I-Flash Point 185°F
Inombolo ye-JECFA 262
Ukuncibilika kwamanzi engancibiliki
I-Vapor Presure 0.147mmHg ku-25°C
Ukubukeka uketshezi olucacile
I-Gravity ethize 0.930
Umbala Ayinambala kuya Cishe ayinambala
I-BRN 1720696
pKa pK1:4.766 (25°C)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index n20/D 1.416(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olungenambala, iphunga le-herbal elimuncu, elinephunga elincane lotshani. Iphoyinti lokubilisa d-110 deg C (4000Pa);l-196~197 deg C;. Dl-197.5 deg C; Iphoyinti lokubilisa lengxube 197~198 deg C. Ukuminyana okuhlobene, d-(d420.5)0.9276;l-(d425)0.9230;dl-(d420)0.9262. Inkomba ye-refractive d-(nD20.5)1.4158;l-(nD25)1.4152;dl-(nD20)1.4159. Ukuzungezisa okubonakalayo d-[α]D20 8.5 ° (ku-ethanol);l--[α]D20-8.9 ° (ku-ethanol). Iphuzu elikhanyayo 85. Imikhiqizo yemvelo ikhona kushizi nokunye okunjalo.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi C – Iyabola
Amakhodi Engozi 34 - Ibangela ukusha
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
Ama-ID e-UN UN 3265 8/PG 2
I-WGK Germany 3
AMAKHODI E-FLUKA BRAND F 13
I-TSCA T
Ikhodi ye-HS 29159080
Inothi Lengozi Okulimazayo
I-Hazard Class 8
Iqembu Lokupakisha II

 

Isingeniso

I-3-Methylpentanoic acid iyinhlanganisela ephilayo. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-3-methylpentanoic acid:

 

Ikhwalithi:

- Ukubukeka: I-3-Methylpenteric acid iwuketshezi olungenambala.

- I-Solubility: Incibilika emanzini nasezincibilikisini ezivamile zemvelo.

- Iphunga: Iphunga elimuncu elimnandi.

 

Sebenzisa:

- I-3-Methylpentanoic acid ivame ukusetshenziswa njengekhemikhali emaphakathi ekuhlanganiseni kwamanye ama-organic compounds.

- Ingasetshenziswa futhi njenge-catalyst kwezinye izinkambu.

 

Indlela:

- I-3-Methylpenteric acid ingatholakala ngokufaka i-polymerization ye-propylene carbonate. I-Methylvaleric anhydride ihlangana ne-methacrylenol ku-solvent yokusabela ukwenza i-3-methylpentanoate. Bese, i-3-methylvaleric acid isabela nge-hydrocyanic acid ukuze ithole i-3-methylpentanoic acid.

 

Ulwazi Lokuphepha:

- I-3-Methylpentanoic acid iyinto ecasulayo engase ibangele ukucasuka lapho uxhumane nesikhumba namehlo. Amagilavu ​​okuzivikela kanye nokuvikela amehlo kufanele kugqokwe uma usebenzisa.

- Ngesikhathi sokugcina nokusetshenziswa, kuyadingeka ukugcina indawo enomoya omuhle futhi ugweme ukuthintana nomlilo.


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