2-chloro-5-chloromethyl pyridine
Alaye ipilẹ:
Orukọ kemikali: 2-chloro-5-chloromethyl pyridine
CAS nọmba: 70258-18-3
Ilana molikula: C6H5Cl2N
iwuwo molikula: 162.02
EINECS nọmba: 615-091-8
Ilana igbekale:
Awọn ẹka ti o jọmọ: Awọn agbedemeji - awọn agbedemeji ipakokoropaeku;Awọn agbedemeji elegbogi;Awọn ohun elo aise kemikali Organic ati awọn agbedemeji;
Ojutu yo: 37-42 °C (itanna) Oju omi farabale: 267.08 ° C (iṣiro ti o ni inira) iwuwo: 1.4411 (iṣiro ti o ni inira) Atọka itọka: 1.6000 (iṣiro) aaye filasi:> 230 °F Solubility: Soluble in DMSO (a) diẹ), kẹmika (diẹ), insoluble ninu omi.Ohun kikọ: kirisita alagara.Olusọdipúpọ acidity (pKa) -0.75± 0.10 (Asọtẹlẹ)
| sipesifikesonu | ẹyọkan | boṣewa |
| Ifarahan | Laini awọ si kirisita alagara | |
| Akọkọ akoonu | % | ≥98.0% |
| Ọrinrin | % | ≤0.5 |
2-chloro-5-chloromethyl pyridine (CCMP) jẹ agbedemeji elegbogi pataki ati agbedemeji pataki fun iṣelọpọ ti awọn aṣoju ipakokoropaeku pyridine gẹgẹbi imidacloprid, acetamiprid, fluazinam, ati bẹbẹ lọ.
Ọpọlọpọ awọn ọna iṣelọpọ ti 2-chloro-5-chloromethyl pyridine lo wa.Ni lọwọlọwọ, 2-chloro-5-methylpyridine ni a lo bi ohun elo aise ninu ile-iṣẹ, iyẹn ni, 2-chloro-5-methylpyridine jẹ chlorinated nipasẹ 2-chloro-5-methylpyridine ni iwaju ayase lati gba 2-chloro. -5-chloromethyl pyridine.Awọn 2-chloro-5-methylpyridine ati epo ni a fi kun si kettle chlorination, ayase ti a fi kun, ati gaasi chlorine ni abẹrẹ sinu iṣesi labẹ ipo isọdọtun.Lẹhin ifasẹyin naa, titẹ oju aye akọkọ ti tuka, ati lẹhinna a ti yọ ida ti tẹlẹ kuro nipasẹ igbale ninu ikoko distillation, ati pe 2-chloro-5-methylpyridine ti gba lati isalẹ ti kettle.Ni afikun si , awọn ọna oriṣiriṣi oriṣiriṣi lo wa ni lilo niacin gẹgẹbi ohun elo aise, 3-methylpyridine gẹgẹbi ohun elo aise, 2-chloro-5-trichloromethyl pyridine gẹgẹbi ohun elo aise.Ẹya ti o wọpọ ti awọn ọna wọnyi ni dida oruka pyridine ti o tẹle pẹlu ipari ti chloromethylation.Ona miiran ti o dagbasoke nipasẹ Ile-iṣẹ Rayleigh ti Amẹrika (ReillyIndustriesInc.) gba cyclopentadiene ati propanal bi awọn ohun elo aise bẹrẹ si cyclosynthesize taara 2-chloro-5-chloromethyl pyridine, ati pe mimọ ọja naa ga bi 95%, laisi isomer 2 -chloro-3-chloromethyl pyridine.
25Kg / agba;Iṣakojọpọ ni ibamu si awọn ibeere alabara.
Ọja yii yẹ ki o wa ni ipamọ sinu apo ti o ni edidi ati ki o tọju ni itura ati ibi gbigbẹ lakoko ibi ipamọ ati gbigbe.Maṣe dapọ pẹlu awọn oxidants fun gbigbe ati ibi ipamọ.
