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umkhiqizo

i-diethyl methylphosphonate (CAS# 683-08-9)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H13O3P
I-Molar Mass 152.13
Ukuminyana 1.041g/mLat 25°C(lit.)
I-Boling Point 194°C(lit.)
I-Flash Point 168°F
Ukuncibilika kwamanzi Hlanganisa namanzi.
Ukuncibilika I-Chloroform (Kancane), i-Methanol (Kancane)
I-Vapor Presure 0.00119mmHg ku-25°C
Ukubukeka Uketshezi
Umbala Kucace kungabi nambala ukuya kokuphuzi ngokuphaphathekile
I-BRN 1753416
Isimo Sesitoreji I-Hygroscopic, Isiqandisi, ngaphansi komkhathi ongasebenzi
Ukuzinza I-Hygroscopic
I-Refractive Index n20/D 1.414(lit.)
I-MDL I-MFCD00009813

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
I-WGK Germany 3
I-RTECS SZ9085000
Ikhodi ye-HS 29310095

 

Isingeniso

I-Diethyl methyl phosphate (eyaziwa nangokuthi i-diethyl methyl phosphophosphate, efushanisiwe njenge-MOP (Methyl-ortho-phosphoricdiethylester)) iyinhlanganisela ye-organophosphate. Okulandelayo yisingeniso semvelo yayo, ukusetshenziswa, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

Ukubukeka: uketshezi olungenambala noma oluphuzi;

Ukunyibilika: kuncibilika kuzincibilikisi zemvelo ezifana namanzi, utshwala ne-ether;

 

Sebenzisa:

I-Diethyl methyl phosphate isetshenziswa kakhulu njenge-catalyst kanye ne-solvent ekuphenduleni kwe-organic synthesis;

Isebenza njenge-transesterifier kwezinye i-esterification, i-sulfonation, ne-etherification reactions;

I-Diethyl methyl phosphate ingasetshenziswa futhi ekulungiseni ezinye izinto ezivikela izitshalo.

 

Indlela:

Ukulungiswa kwe-diethyl methyl phosphate kungatholakala ngokusabela kwe-diethanol ne-trimethyl phosphate. Indlela eqondile yokulungiselela imi kanje:

(CH3O)3PO + 2C2H5OH → (CH3O)2POOC2H5 + CH3OH

 

Ulwazi Lokuphepha:

I-Diethyl methyl phosphate kufanele igwenywe ekuxhumaneni nama-oxidants aqinile nama-acids aqinile ukugwema ukusabela okuyingozi;

Uma usebenzisa noma ugcina i-diethyl methyl phosphate, kufanele kuqashelwe ukuze ugweme imithombo yokushisa namalangabi avulekile ukuze kuqinisekiswe indawo enomoya omuhle.


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