4-Formylfenylboronic acid (CAS# 87199-17-5)
| Lambobin haɗari | R34 - Yana haifar da konewa R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. |
| Bayanin Tsaro | S22 - Kada ku shaka kura. S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska. S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.) S37/39 - Sanya safofin hannu masu dacewa da kariya / ido S36 - Sanya tufafin kariya masu dacewa. |
| ID na UN | UN 1759 8/PG 3 |
| WGK Jamus | 3 |
| FLUKA BRAND F CODES | 10 |
| Farashin TSCA | T |
| HS Code | 29163990 |
| Bayanin Hazard | Haushi |
| Matsayin Hazard | HAUSHI, SANIN iska |
Gabatarwa
4-carboxylphenylboronic acid wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na 4-carboxylphenylboronic acid:
inganci:
- Bayyanar: Yawancin lokaci fari crystalline ko crystalline foda.
- Mai narkewa: Mai narkewa a cikin ruwa da wasu abubuwan kaushi na halitta kamar ethanol da acetone.
- Chemical Properties: Esterification, acylation da sauran halayen na iya faruwa.
Amfani:
- A matsayin mahimmancin tsaka-tsaki a cikin haɗin gwiwar kwayoyin halitta, ana iya amfani dashi don shirya wasu kwayoyin halitta.
Hanya:
-4-Carboxylbenzylboronic acid za a iya samu ta hanyar esterification dauki na benzoic acid tare da boric acid. Takamaiman matakai sune kamar haka: benzoic acid da borate suna mai zafi kuma suna amsawa a cikin wani kaushi na halitta, sannan ana samun samfurin ta hanyar crystallization.
Bayanin Tsaro:
- 4-carboxylphenylboronic acid ana ɗaukarsa a matsayin wani fili mai aminci, amma har yanzu yana da mahimmanci a kula da hanyoyin amintattun hanyoyin kulawa.
- Lokacin aiki, guje wa hulɗa da fata da idanu kai tsaye. Idan ana hulɗa, kurkura nan da nan da ruwa mai yawa.
- Lokacin adanawa, ya kamata a kiyaye shi a bushe kuma a nisanta shi daga bude wuta da wuraren zafi.
