3-methyl-2-oxobutyric acid (CAS# 759-05-7)

Ọrọ Iṣaaju

3-Methyl-2-oxobutyric acid, tí a tún mọ̀ sí tert-butoxypropionic acid, TBAOH, jẹ́ èròjà Organic.

Didara:

3-Methyl-2-oxobutyric acid jẹ omi alawọ ofeefee ti ko ni awọ pẹlu õrùn kan pato. O le jẹ tiotuka ninu omi ati ọpọlọpọ awọn olomi-ara, ṣugbọn insoluble ninu awọn nkan ti ko ni pola gẹgẹbi awọn ethers epo.

Lo:

3-Methyl-2-oxobutyric acid ni a maa n lo bi ayase alkali ni iṣelọpọ Organic, paapaa ni awọn aati aropo. O le mu awọn aati bii esterification, etherification, amidation, afikun olefin, bbl O tun le ṣee lo bi olutọpa olomi-ara lati mu awọn aati bii oxidation, hydrogenation, ati alkydation.

Ọna:

3-Methyl-2-oxobutyric acid ni a le gba nipa didaṣe propanol pẹlu iṣuu soda tert-butoxide (tabi tert-butanol ati sodium hydroxide). Igbesẹ kan pato ni lati fesi propanol pẹlu tert-butyl sodium oxide ni iwọn otutu ti o yẹ, lẹhinna ọja naa ti gba nipasẹ piparẹ.

Alaye Abo:

3-Methyl-2-oxobutyric acid jẹ irritating ati ibajẹ ati pe o yẹ ki o yago fun olubasọrọ pẹlu awọ ara, oju, ati atẹgun atẹgun. Awọn ibọwọ aabo, awọn gilaasi, ati awọn iboju iparada yẹ ki o wọ lakoko lilo. Ni ọran ti olubasọrọ lairotẹlẹ, fi omi ṣan pẹlu ọpọlọpọ omi ki o wa itọju ilera lẹsẹkẹsẹ. O yẹ ki o wa ni ipamọ ni itura, aaye afẹfẹ, kuro lati ina ati awọn oxidants.