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3-ethoxy-1-2-propanediol (CAS#1874-62-0)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C5H12O3
Molar Mass 120.147
Yawan yawa 1.063 g/ml a 25 °C (lit.)
Matsayin Boling 222 ° C (latsa)
Wurin Flash 110°C
Solubility Chloroform (Dan kadan), methanol (Dan kadan)
Bayyanar Man Fetur
Launi Mara launi
pKa 13.69± 0.20 (An annabta)
Yanayin Ajiya Hygroscopic, Refrigerator, ƙarƙashin inert yanayi
Kwanciyar hankali Hygroscopic
Fihirisar Refractive n20/D 1.441 (lit.)
Abubuwan Jiki da Sinadarai Chemical Properties 3-ethoxy-1,2-propanediol (3-ethoxy-1,2-propanediol), wani gajere sarkar aliphatic ether sauran ƙarfi na glycerol, danko, barga ruwa-sha ruwa, mara launi da wari, miscible da ruwa. , ethanol da nau'ikan kaushi na kwayoyin halitta.
Amfani Yana amfani da 3-ethoxy -1, 2-propanediol shine muhimmin tsaka-tsaki don haɗin haɗin dioxolane. Mahalli Dioxolane samfurin sinadari ne mai fa'ida, wanda za'a iya haɗe shi da dizal a matsayin mai. Mahalli Dioxolane dauke da 6-8 carbon atoms ne mafi kyau hadawan abu da iskar shaka gaurayawan, da kuma hadawa da dizal man fetur na iya zama ƙwarai rage watsi da m barbashi da NOx lalacewa ta hanyar dizal konewa.

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xi - Haushi
Lambobin haɗari R36 - Haushi da idanu
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S37/39 - Sanya safofin hannu masu dacewa da kariya / ido
WGK Jamus 2
RTECS Farashin TY6400000

 

Gabatarwa

3-ethoxy-1,2-propanediol wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na abun:

 

inganci:

- Bayyanar: 3-Ethoxy-1,2-propanediol ruwa ne mara launi zuwa haske rawaya.

- Solubility: Yana da narkewa a cikin ruwa da sauran kaushi na kwayoyin halitta, irin su alcohols da ethers.

 

Amfani:

- 3-ethoxy-1,2-propanediol yawanci ana amfani dashi azaman ƙarfi da matsakaici.

- Saboda kyawun narkewa da kwanciyar hankali, ana amfani da shi sosai wajen shirya rini da emulsion.

 

Hanya:

Ana iya yin kira na 3-ethoxy-1,2-propanediol ta hanyoyi masu zuwa:

- 1,2-Propanediol yana amsawa tare da chloroethanol.

- Reaction na 1,2-propanediol tare da ether bi da esterification.

 

Bayanin Tsaro:

- Idan ana saduwa da fata ko idanu, kurkura nan da nan da ruwa mai yawa.

- Ya kamata a adana shi a cikin akwati mai hana iska, nesa da ƙonewa da oxidizers, don kauce wa hadarin wuta da fashewa.

- Bi kyakkyawan aikin dakin gwaje-gwaje kuma sanya kayan kariya masu dacewa yayin amfani.


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