asia_oju-iwe

ọja

2-Hydroxy-6-methyl-5-nitropyridine (CAS# 28489-45-4)

Ohun-ini Kemikali:

Fọọmu Molecular C6H6N2O3
Molar Mass 154.12
iwuwo 1.4564 (iṣiro ti o ni inira)
Ojuami Iyo 230-232 °C
Ojuami Boling 277.46°C (iṣiro ti o ni inira)
Ifarahan Lulú
Àwọ̀ Ina brown to brown
pKa 8.16± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo Afẹfẹ inert,Iwọn otutu yara
Atọka Refractive 1.5100 (iṣiro)
MDL MFCD00092010

Alaye ọja

ọja Tags

Awọn koodu ewu R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R22 – Ipalara ti o ba gbe
Apejuwe Abo S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
HS koodu 29333990

 

Ọrọ Iṣaaju

2-Hydroxy-3-nitro-6-methylpyridine jẹ ẹya-ara Organic pẹlu agbekalẹ kemikali C7H7N2O3. Atẹle ni apejuwe alaye ti iseda rẹ, lilo, igbaradi ati alaye ailewu:

 

Iseda:

-Irisi: 2-hydroxy-3-nitro-6-methylpyridine jẹ funfun si ina ofeefee kirisita lulú.

-Solubility: solubility rẹ ninu omi jẹ kekere, tiotuka ninu ọpọlọpọ awọn nkan ti o nfo Organic gẹgẹbi oti, ether, ketone, ati bẹbẹ lọ.

-Idi iyọ: Aaye yo ti agbo-ara yii jẹ nipa 194-198 ° C.

-Iduroṣinṣin: isunmọ iduroṣinṣin ni iwọn otutu yara, ṣugbọn o yẹ ki o yago fun ifihan si ina ati agbegbe iwọn otutu giga.

 

Lo:

-2-hydroxy-3-nitro-6-methylpyridine ti wa ni lilo nigbagbogbo bi agbedemeji ni iṣelọpọ Organic ati pe a lo ninu iṣelọpọ ti awọn agbo ogun miiran.

-O tun le ṣee lo ni igbaradi ti awọn iranlọwọ processing roba, awọn ipakokoropaeku, awọn oogun ati awọn awọ ati awọn aaye miiran.

 

Ọna:

-2-Hydroxy-3-nitro-6-methylpyridine ni a maa n gba nipasẹ iṣelọpọ kemikali. Ọna kan pato ni a le gba nipa didaṣe 3-methylpyridine pẹlu acid nitric nipasẹ ifasẹ nitration, ati lẹhinna nipasẹ idinku ati iṣesi hydroxylation.

 

Alaye Abo:

-2-hydroxy-3-nitro-6-methylpyridine jẹ kẹmika kan pẹlu majele kan. Tẹle awọn ilana aabo yàrá ti o yẹ lakoko iṣẹ.

- Olubasọrọ tabi ifasimu ti agbo-ara yii le fa irritation ati ipalara si ara eniyan. Farakanra awọ ara, ifasimu ati jijẹ yẹ ki o yago fun. Awọn ibọwọ aabo ọjọgbọn, oju ati ohun elo mimi yẹ ki o wọ lakoko lilo.

-Ni ọran ti olubasọrọ pẹlu awọ ara tabi oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun ni kete bi o ti ṣee.

-Agbopọ yẹ ki o wa ni ipamọ ni tiipa, gbẹ, aaye ti o ni afẹfẹ daradara, kuro lati ina ati awọn aṣoju oxidizing. Nigbati o ba n sọ idoti nu, tẹle awọn ilana aabo ayika agbegbe.


  • Ti tẹlẹ:
  • Itele:

  • Kọ ifiranṣẹ rẹ nibi ki o si fi si wa