Pyridine-4-boronic acid (CAS# 1692-15-5)
Ewu ati Aabo
| Awọn koodu ewu | R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R22 – Ipalara ti o ba gbe R34 - Awọn okunfa sisun R11 - Gíga flammable |
| Apejuwe Abo | S22 - Maṣe simi eruku. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.) S16 – Jeki kuro lati awọn orisun ti iginisonu. |
| WGK Germany | 3 |
| HS koodu | 29339900 |
| Akọsilẹ ewu | Irritant |
| Kíláàsì ewu | Ìbínú, Mú Òtútù |
Pyridine-4-boronic acid (CAS # 1692-15-5) ifihan
4-Pyridine boronic acid jẹ ẹya Organic yellow. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti 4-pyridine boronic acid:
Didara:
- Irisi: 4-pyridine boronic acid jẹ kirisita ti ko ni awọ.
- Solubility: Tiotuka ninu omi ati awọn olomi Organic ti o wọpọ gẹgẹbi awọn ọti, ethers, ati awọn ketones.
- Iduroṣinṣin: 4-Pyridine boronic acid jẹ iduroṣinṣin ni iwọn otutu yara, ṣugbọn ibajẹ le waye ni iwaju awọn iwọn otutu ti o ga, awọn titẹ giga, tabi awọn oxidants lagbara.
Lo:
- ayase: 4-pyridylboronic acid le ṣee lo bi ayase ni awọn aati kolaginni Organic, gẹgẹbi awọn aati idasile CC mnu ati awọn aati ifoyina.
- Reagent Iṣọkan: O ni awọn ọta boron, ati 4-pyridylboronic acid le ṣee lo bi isọdọkan isọdọkan fun awọn ions irin, ti n ṣe ipa pataki ninu catalysis ati awọn aati kemikali miiran.
Ọna:
- 4-Pyridine boronic acid le ṣee gba nipasẹ didaṣe 4-pyridone pẹlu boric acid. Awọn ipo ifaseyin pato yoo ṣe atunṣe ni ibamu si ipo gangan.
Alaye Abo:
- 4-Pyridine boronic acid jẹ agbo-ara Organic gbogbogbo, ṣugbọn o tun jẹ dandan lati tọju itọju ailewu. Awọn gilaasi aabo ati awọn ibọwọ yẹ ki o wọ fun iṣẹ.
- Yago fun olubasọrọ pẹlu awọ ara ati inhalation ti eruku. Ni ọran ti olubasọrọ lairotẹlẹ pẹlu awọ ara, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi.
- Lakoko lilo ati ibi ipamọ, o yẹ ki a ṣe itọju lati yago fun olubasọrọ pẹlu awọn oxidants ti o lagbara ati awọn acids ti o lagbara lati yago fun awọn aati ti o lewu.
- Nigbati o ba n sọ egbin nu, o yẹ ki o sọnu lailewu ni ibamu pẹlu awọn ilana agbegbe.
