asia_oju-iwe

ọja

2-Fluoropyridine-5-carboxaldehyde (CAS # 677728-92-6)

Ohun-ini Kemikali:

Fọọmu Molecular C6H4FNO
Molar Mass 125.1
iwuwo 1.269±0.06 g/cm3(Asọtẹlẹ)
Ojuami Boling 229.0 ± 20.0 °C (Asọtẹlẹ)
Oju filaṣi 92.274°C
Vapor Presure 0.071mmHg ni 25°C
pKa -2.23± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo labẹ gaasi inert (nitrogen tabi argon) ni 2-8 ° C
Atọka Refractive 1.544

Alaye ọja

ọja Tags

Awọn aami ewu Xi - Irritant
UN ID Ọdun 1993
Akọsilẹ ewu Irritant
Kíláàsì ewu 3
Iṣakojọpọ Ẹgbẹ

 

Ọrọ Iṣaaju

O jẹ agbo-ara Organic pẹlu agbekalẹ molikula C6H4FN, eyiti o jẹ aropo ti iṣeto nipasẹ ẹgbẹ 5-formaldehyde lori oruka 2-fluoropyridine. Atẹle jẹ apejuwe alaye ti awọn ohun-ini, awọn lilo, igbaradi ati alaye ailewu ti agbo:

 

Iseda:

-Irisi: Ailokun tabi ina ofeefee omi bibajẹ.

-Solubility: Soluble ni ọpọlọpọ awọn nkan ti o nfo Organic, gẹgẹbi ethanol, acetone, ati bẹbẹ lọ.

-yo ojuami: nipa -5°C.

-Akoko farabale: nipa 135 ℃.

-Walẹ kan pato: nipa 1.214g/cm³.

-Akoonu: Mimọ jẹ nigbagbogbo loke 95%.

 

Lo:

-jẹ wulo bi ohun elo ibẹrẹ tabi agbedemeji ni iṣelọpọ Organic.

-A maa n lo ni aaye elegbogi lati ṣeto awọn oogun, bii antipsychotics ati awọn oogun antineoplastic.

-Akopọ tun le ṣee lo lati mura ipakokoropaeku, sensitizers, dyes, ati be be lo.

 

Ọna Igbaradi:

Awọn ọna igbaradi akọkọ meji wa:

1. pyridine ati cyanide iodine ifaseyin, ati ki o si fluorination lenu, ati nipari fi formaldehyde ọja.

2. pyridine ṣe atunṣe pẹlu methane ati boron trifluoride lati ṣe 2-methylpyridine, lẹhinna a ṣe ifasilẹ fluorination, ati formaldehyde ti wa ni afikun lati gba pyridine.

 

Alaye Abo:

-Iwọn kan ti irritation ati ibajẹ, yẹ ki o yago fun olubasọrọ pẹlu awọ ara, oju ati atẹgun atẹgun.

-Tẹle awọn ilana aabo ti o yẹ lakoko lilo ati ibi ipamọ.

- Lo ni agbegbe ti o ni afẹfẹ daradara ati wọ awọn ohun elo aabo ti o yẹ, gẹgẹbi awọn ibọwọ, awọn goggles ati aṣọ aabo.

-Ni ọran ti olubasọrọ, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa itọju ilera.

-Liquid ati egbin yẹ ki o sọnu ni ibamu pẹlu awọn ilana agbegbe.


  • Ti tẹlẹ:
  • Itele:

  • Kọ ifiranṣẹ rẹ nibi ki o si fi si wa