Chloromethyl Clorosulfateis an organic compound with the molecular formula CH2CL2O3S, which combines the properties of chloromethyl and chlorosulfonate esters with unique chemical properties and applications. Uas zwm rau hauv chav kawm ntawm Chlorosulfonate Esters, uas yog chav kawm ntawm cov khoom siv hluav taws xob organic nruab nrab nrog ntau yam ntawm kev siv. Nws muaj cov leej faj Atom txuas rau ob qho Oxygen atoms, ib qho ntawm muaj chlorine atom txuas rau nws, thiab lwm cov pa otom txuas nrog ib pawg organic. Vim tias nws cov qauv tshwj xeeb, nws yog siv los ua qhov reagent rau chloromretylation lossis sulfonate Esterification hauv cov organic synthesis. Nws tuaj yeem siv los qhia cov pab pawg chloromerethyl rau hauv cov organic molecules, yog li hloov cov tshuaj lom neeg thiab cuam tshuam ntawm lub molecule. Chlorosulfonates kuj siv tau nyob rau hauv kev npaj ntawm lwm cov ntsiab lus organic lossis kev tiv thaiv ib pawg hauv cov organic synthesis. Cov Cheeb Tsam tshwj xeeb ntawm kev thov muaj xws li cov txheej txheem synthes hauv cov tshuaj, tshuaj tua kab, zas xim, xim qab.
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| Tshuaj Cov Qauv | CH2CL2O3S |
| Molecular hnyav | 165 |
| Muaj pes tsawg leej | 150.96 |
| m/z | 149.89 (100.0%), 151.89 (63.9%), 153.89 (10.2%), 151.89 (4.5%), 153.89 (2.9%) |
| Kev Ntsuam Xyuas | Cl, 46.97; O, 31.80; S, 21.24 |
| Kub taw tes | 45-50℃/ 10 hli |
| Ceev | 1.631 G / ml ntawm 25 degree |
| Refronction Index | n 20/D 1.448 |
| Flash point | 176 Qib F |
| Kev Cia | 2-8 degree |
| So | soluble hauv cloroform, Ethyl acetate |
| Puab | Kua |
| Xim | Ntshiab tsis muaj xim rau daj |
| dej solubility | sweacts |
| ruaj khov | Kev noo noo nkag |
Kev sim kawm ntawm chloromethyl clorosulfate (cms) tseem ceeb nws npaj thiab txoj kev sib cav txuas nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles nrog nucleophiles. Nyob rau hauv txoj kev tshawb no, cov tshuaj tiv thaiv ntawm cov kua sulfur trioxide (li3) nrog rau dichhloromethana (Ch2Cl2) nyob rau hauv chav tsev kub tau tshwm sim, yielding Cmcs. Txoj kev no yog qeeb tab sis ua kom nrawm nrog kev sib ntxiv ntawm catalytic ntau ntawm trimethyl borate. Cov khoom sib xyaw muaj cov tshuaj sib xyaw ua ke ntawm CMCS thiab Methylene BIS (chlorosulfate) (MBCs) hauv qhov sib npaug ntawm kwv yees li 2: 1. Txawm li cas los xij, cov qoob loo raug ntawm CMCS, cais los ntawm distillation, tsuas yog 30-35%.
Cov tshuaj tiv thaiv catalyzed nyob rau hauv homogeneous kua theem ntawm 45℃tau soj ntsuam sijhawm thiab raws li kev ua haujlwm ntawm cov kev xav siv kev xav siv 1h nmr spectroscopy. Thaum lub sijhawm ua qauv no, peb cov khoom lag luam ntxiv rau (xaiv A, B, tau tsim, ua kom qeeb dua ntawm chav sov, muab ntau dua rau CMCs ntxiv thiab MBCs. Cov khoom lag luam tam sim no tau pom zoo kom ua chloromethyl cloropycysulffffffffffors tshwm sim los ntawm ib qho kev tawm tsam ntawm ib qho kev tiv thaiv ntawm CH2CL2 nrog ob, peb, thiab plaub lub lwg me nyuam ntawm SO3, feem.
CMCS reacts rapidly with anionic nucleophiles, such as halide or acetate ions, in homogeneous solution. The reactivity of CMCS has been compared with that of MBCS and methyl chlorosulfate (MCS) in competitive experiments, revealing a reactivity order of MCS > MBCS > CMCS >>Ch2Cl2.
Qhov kev kawm no muaj kev pom rau hauv kev npaj thiab cuam tshuam ntawm CMCS, showcasing nws lub peev xwm ua tau muaj txiaj ntsig zoo hauv cov organic synthesis. Txawm li cas los xij, cov qoob loo qis thiab tsim ntawm cov khoom lag luam uas tau qhia qhov kev xav tau ntawm cov tshuaj tiv thaiv txuas ntxiv thiab tawm ntawm CMCS.
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Hais Txog Chloromethylation
Chloromethylation yog tshuaj lom neeg cov tshuaj lom neeg qhov twg chloromethyl ({}}}}} Ch2Cl) pawg tau qhia rau cov duab uas muaj ntxhiab lossis aliphatic sib txuas. Tus txheej txheem no feem ntau cuam tshuam nrog kev siv formaldehyde thiab hydrochloric acid nyob rau hauv lub xub ntiag ntawm cov catalyst, xws li zinc chloride lossis sulfuric acid, los tsim cov tshuaj chlorometylety. Hloov lwm txoj kev xav, cov reagents tshwj xeeb zoo li chloromethyl sulforylal c kuj tseem ua haujlwm.
Cov kev tawm tsam ntawm chloromethylation feem ntau pib nrog cov hluav taws xob hluav taws xob ntawm cov nplauv hluav taws xob los ntawm kev sib tw zoo, uas yog tom qab chloromethyl pab pawg. Qhov tshuaj tiv thaiv no hloov tau tshwm sim ntawm ntau txoj haujlwm ntawm cov ntiv nplhaib uas muaj ntxhiab, nyob ntawm lub nplhaib hloov pauv cov qauv thiab cov tshuaj tiv thaiv.
Chlorometylation pom cov ntawv thov dav hauv cov synthesis ntawm ntau yam tshuaj lom neeg, suav nrog cov tshuaj tua kab, thiab kws tshuaj. Piv txwv li, nws yog siv los npaj benzotriazole UV nqus thiab nplaim taws retardants. Ib qho ntxiv, chlorinated cov tebcomic uas tau los ntawm chlorometylation ua kev sib txuam hauv kev tsim cov polymers thiab surfactants.
Txawm hais tias nws cov nqi hluav taws xob, chloromethylation cov kev yuav tsum tau nqa tawm nrog kev ceev faj vim muaj kev cuam tshuam nrog cov reactant thiab cov khoom lag luam, xws li corrosivity thiab toxicity. Yog li ntawd, kev ntsuas kev nyab xeeb kom tsim nyog thiab kev ceev faj kev tswj hwm cov tshuaj tiv thaiv kev nyab xeeb thiab txuag cov txheej txheem chlorometylation.
Hais Txog Nnaas
Tsis - cov amino acids (NNAs) sawv cev rau cov chav kawm sib xyaw uas tsis tshwm sim hauv cov kab mob caj dab. Tsis zoo li tus qauv 20 proteinogenic amino acids, uas yog qhov tseem ceeb rau cov khoom siv protein hauv cov protein los ntawm ntau yam tshuaj lom neeg thiab caj ces engineingering.
Cov amino acids feem ntau muaj cov tshuaj lom neeg tshwj xeeb, xws li hloov pauv sab, lossis cov hlau ua kom nthuav dav ntawm cov tshuaj lom neeg thiab kev sib cuam tshuam tau nyob hauv cov protein. Lawv cov kev sib xyaw ua ke tso cai rau kev tsim cov tshuaj muaj protein nrog cov tshuaj tshiab, tshuaj lom neeg thiab lom neeg.
Nnaas tau pom cov ntawv thov hauv ntau thaj teb, suav nrog Biotechnology, biomedicine, thiab cov ntaub ntawv scient. Hauv biotechnology, lawv tau siv los siv rau cov kws muaj protein nrog kev ua kom ruaj khov, solubility, lossis cov kev ua haujlwm catalytic. Hauv biomedicine, lawv tau ua haujlwm los tsim cov protein nrog cov kev kho tshiab kho lossis tsim kho cov tshuaj tiv thaiv tshuaj. Nyob rau hauv cov ntaub ntawv txuj ci, lawv tau siv los tsim cov protein nrog cov neeg kho tshuab lossis kho qhov muag.
Lub peev xwm los teeb meem Nawnorate NNAs rau hauv cov protein nrog siab precision thiab efficiency tau muaj kev txhim kho tshiab hauv keeb kwm Code Innist Technology. Qhov no thev naus laus zis ua rau cov kws tshawb fawb txog -}}} Tshaj tawm rau cov khoom muaj sia nyob rau ntawm cov khoom muaj sia thiab kev tsim khoom siv ntawm cov khoom siv uas yog cov khoom siv tshiab thiab kev ua haujlwm.
Txoj kev 1: Kev ntsuas kev ncaj qha raws li Chlorosulfate thiab dej cawv
Pib Cov Khoom Siv
Chlorosulfonic acid (HSO₃Cl).
Methanol lossis cov cawv sib tov (piv txwv li chloromethanol ch₂lloh).
Cov ruam
Sib tov chlorosulfonic kua qaub nrog Methanol lossis chloromethanol ntawm qhov tsim nyog kub thiab siab.
Qhov kev sib ntxiv ntawm cov catalyst (xws li sulfuric acid, boron trifluoride, thiab lwm yam) yuav pab ua kom nrawm dua cov tshuaj tiv thaiv.
Hydrogen Sulfate Intermedes Intermediales Intermediates yuav tsim tau thaum lub sij hawm cov tshuaj tiv thaiv, ua raws li los ntawm kev tsim los ntawm kev hloov chaw ntawm chlorine atoms.
Txuj Ci II: Cov tshuaj tiv thaiv tom ntej raws li chloromethylated reagents
Pib Cov Khoom Siv
Tebchaw muaj cov pab pawg ua haujlwm tsim nyog (piv txwv li, phenols, cawv, thiab lwm yam).
Chloromethylation reagents (piv txwv li chloromethyl methyl ether, formalrehyde, thiab lwm yam).
Chlorosulfonic acid los yog lwm yam sulfonating reagent.
Cov ruam
Ua ntej, cov khoom pib yog chloromethylated siv chloromethylation reagent los tsim ib pawg muaj cov pawg chloromethyl pawg.
Tom qab ntawd, nruab nrab yog cuam tshuam nrog chlorosulfonic acid los yog lwm yam sulfonating reagent los uaChloromethyl Clorosulfatelos ntawm cov txheej txheem Esterification.
Chloromethyl clorosulfate, los yog chloromethyl clorosulfonate, kev tso cov yam ntxwv sib txawv ntawm cov yam ntxwv uas nws muaj txiaj ntsig hauv kev siv ntau yam xyoob ntoo. Ntawm no yog ib tug txheej txheem cej luam ntawm nws tseem ceeb bioteractive nta:
Xaiv Assivity: nws pabcuam ua ib qho kev xaiv siab xaiv rau chloromethylation cov tshuaj, tshwj xeeb yog nyob rau hauv synthesis ntawm synthesis ntawm biologically nquag molecules. Qhov kev xaiv no tso cai rau kev hloov kho kom meej ntawm cov amino acids thiab lwm cov biomolecules tsis muaj kev tsim cov khoom siv tsis muaj txiaj ntsig, xws li Carcinogenic BIS (Chloromethyl) ether.
Amino Acid Kev Kho Mob: Ua haujlwm hauv FMOC -}}} Tiv thaiv cov amino acid chloromricibretrethylethletylethlergation txheej txheem. Qhov kev hloov kho no yog qhov tseem ceeb heev rau cov synthesis ntawm peptide conjugates thiab lwm cov amino acids {} derived bioaction tebchaw.
Ntau yam nyob nruab nrab: Vim nws cov reactive cloromethyl pab pawg, nws ua haujlwm ua kev npaj ntau yam hauv kev npaj cov tebchaw. Cov tebchaw no yuav nthuav tawm cov tshuaj tiv thaiv kab mob, tshuaj tiv thaiv kab mob, lossis lwm yam haujlwm ua haujlwm, nyob ntawm lawv cov qauv thiab phiaj.
Muaj peev xwm hauv kev tshawb pom tshuaj: Muab nws lub luag haujlwm hauv cov synthesis ntawm cov amino acids molecules, nws tua tau cov peev xwm hauv kev tshuaj pom thiab kev loj hlob. Tej zaum yuav pab tau kev tsim cov kws tshuaj ntawm cov khw tshiab nrog kev txhim kho kev ua tau zoo thiab txo cov kev mob tshwm sim.
Hauv cov ntsiab lus, nws cov yam ntxwv bioactive ua nws cov cuab yeej muaj txiaj ntsig hauv kev tshawb fawb biochemical thiab kev tsim tshuaj. Nws xaiv reactivity, muaj peev xwm hloov amino acids, thiab versatility ua cov kab ke sib xyaw ntawm cov khoom siv xyoob ntoo ntawm kev tsim cov tshiab tshuab cov neeg sawv cev.
Yav tom ntej zeem muag
Eps Green Programs
Cov kws tshawb nrhiav tau tshawb txog kev xaiv kom muaj kev xaiv tsa rau cov kev ua yeeb yam zoo li DCM. Ionic kua (ils), xws li 1 -}}} zoo li lub tshuab hluav taws xob tsis zoo thiab siab thermal stability. CMS yaj nyob rau hauv [BMIM] [PF₆] tau pom tias muaj kev pheej hmoo thaum txo cov kev cuam tshuam ib puag ncig. Tsis tas li ntawd, kev siv mechanemistry {{8} cov khoom siv los ntawm kev sib tsoo ntawm cov kev sib tsoo-kev sib tsoo-kho kom zoo nkauj, txawm tias scalability yog qhov kev sib tw.
◆ Tau txais kev lag luam
The integration of CMS with transition metal catalysts is opening new avenues in asymmetric synthesis. For example, combining CMS with chiral phosphine ligands and palladium enables enantioselective chloromethylation, producing chiral molecules with high optical purity (>99% ee). Xws li txoj kev siv hluav taws xob muaj txiaj ntsig zoo nyob rau hauv synthesizing rau enantiomerically dawb huv, txo cov khib nyiab los ntawm kev sib xyaw ntawm kev sib xyaw.
◆ Nanotechnology daim ntawv thov
CMS lub luag haujlwm hauv Graphene Kev Hloov Kho yog nyuam qhuav pib. Cov kws tshawb nrhiav tau tshawb xyuas nws siv hauv kev ua haujlwm carbon nanotubes (CNTs) thiab quantum dots (qd). Los ntawm grafting chlorometyl pawg mus rau CNT cov chaw, cov kws tshawb fawb tuaj yeem txhim kho lawv cov kev tsis sib xws hauv cov khoom siv ntawm nanocomposites ntawm nanocomposites. Ib yam li ntawd, cms - Kev siv tshuaj tiv thaiv kev ua kom tau cov qwv qub ntawm cov qds, ua kom zoo dua lawv cov ntawv thov hauv xov tooj lossis hnub ci.
Chloromethyl clorosulfate yog ib qho tseem ceeb rau lub zog ntawm electrophilic reagents hauv cov xwm txheej hauv nruab nrog cev. Los ntawm nws lub luag haujlwm hauv synthesizing lub neej - txuag tshuaj rau nws cov ntawv thov txuas ntxiv mus thawb cov ciaj ciam ntawm qhov ua tau. Txawm li cas los xij, nws cov kev ntseeg cuav uas xav tau raws kev nyab xeeb txoj kev nyab xeeb kom txo cov kev pheej hmoo. Raws li kev lag luam kev lag luam kev lag luam rau kev ua kom ruaj khov thiab precision, CMS yuav nyob hauv lub pob zeb ntsuab, kev txiav}}} ntug catalysis kom daws tag kis cov kev cov nyom. Txawm hais tias nyob rau hauv tes ntawm noveecial chemist lossis ib lub caij nyoog tshawb nrhiav, chloromethyl chlorosulfate yog ib qho kev tsim kho ntawm lub neej yav tom ntej.
Cim npe nrov: Chloromethyl Clrorosulfate Cas 49715-04-0, Tus neeg muab khoom, chaw tsim khoom, Hoobkas, lag luam Wholesale, yuav, nqe, loj, rau muag