2-chloro-5-chloromethyl pyridine
Ozi bụ isi:
Aha kemịkal:2-chloro-5-chloromethyl pyridine
Nọmba CAS: 70258-18-3
Usoro ihe omimi: C6H5Cl2N
Arọ molikula: 162.02
Nọmba EINECS: 615-091-8
Usoro nhazi:
Ụdị emetụtara: Ndị nọ n'etiti - ndị na-egbu egbu egbu;Ndị na-ahụ maka ọgwụ;Organic chemical akụrụngwa na etiti;
Ebe na-agbaze: 37-42 °C (lit.) Ebe na-esi esi: 267.08 ° C (atụmatụ siri ike) Njupụta: 1.4411 (atụmatụ siri ike) Ntụgharị ntụgharị: 1.6000 (atụmatụ) Ebe ọkụ:> 230 °F Solubility: Soluble na DMSO (a) obere), methanol (ntakịrị), ihe na-esighi ike na mmiri.agwa: kristal beige.Ọnụọgụ acidity (pKa) -0.75±0.10 (buru amụma)
| nkọwapụta | otu | ọkọlọtọ |
| Ọdịdị | Enweghị agba na kristal beige | |
| Isi ọdịnaya | % | ≥98.0% |
| Mmiri | % | ≤0.5 |
2-chloro-5-chloromethyl pyridine (CCMP) bụ ihe dị mkpa n'etiti ọgwụ na ihe dị mkpa maka njikọ nke pyridine pesticide agents dị ka imidacloprid, acetamiprid, fluazinam, wdg.
Enwere ọtụtụ ụzọ njikọ nke 2-chloro-5-chloromethyl pyridine.Ka ọ dị ugbu a, a na-eji 2-chloro-5-methylpyridine mee ihe dị ka akụrụngwa na ụlọ ọrụ, ya bụ, 2-chloro-5-methylpyridine bụ chlorinated site na 2-chloro-5-methylpyridine n'ihu onye na-eme ihe iji nweta 2-chloro. -5-chloromethyl pyridine.A na-agbakwunye 2-chloro-5-methylpyridine na ihe mgbaze na kettle chlorination, a na-agbakwunye ihe na-emepụta ihe, na chlorine gas na-agbanye n'ime mmeghachi omume n'okpuru ọnọdụ reflux.Mgbe mmeghachi omume ahụ gasịrị, a gbazere nrụgide ikuku nke mbụ, wee wepụ akụkụ nke mbụ site na oghere na kettle distillation, na 2-chloro-5-methylpyridine nwetara site na ala nke kettle.Na mgbakwunye na nke ahụ, enwere ụzọ dị iche iche dị iche iche na-eji niacin dị ka akụrụngwa, 3-methylpyridine dị ka akụrụngwa, 2-chloro-5-trichloromethyl pyridine dị ka akụrụngwa.Ihe a na-ahụkarị na ụzọ ndị a bụ nguzobe mgbanaka pyridine na-esote chloromethylation.Ụzọ ọzọ nke United States Rayleigh Company (ReillyIndustriesInc.) mepụtara na-ewere cyclopentadiene na propanal dị ka mmalite akụrụngwa iji cyclosynthesize 2-chloro-5-chloromethyl pyridine ozugbo, na ịdị ọcha nke ngwaahịa ahụ dị elu dị ka 95%, na-enweghị isomer 2. chloro-3-chloromethyl pyridine.
25kg / gbọmgbọm;Nkwakọ ngwaahịa dị ka ihe ndị ahịa chọrọ.
Ekwesịrị ịchekwa ngwaahịa a n'ime akpa mechiri emechi ma debe ya n'ebe dị jụụ na nkụ n'oge nchekwa na njem.Ejikọtala oxidants maka njem na nchekwa.
