Hangzhou Lep Chem Co., Ltd. yog ib qho ntawm cov neeg tsim khoom lag luam thiab cov neeg muag khoom ntawm tetrahydro {}} 2h-pyran-3}} Txais tos rau kev lag luam wholesale kev cai ua cov tshuaj lom neeg cov khoom lag luam ntawm cov nqi sib tw los ntawm peb lub hoobkas. Rau cov khoom lag luam pheej yig tshaj, tiv tauj peb tam sim no.
Cov lus qhia
| Zog: | Daj ntseg daj rau kua ntshav |
| GC: | 99.2% min |
| Dej: | 0.3% max |
| LC - ms: | Yeej |
| ¹H NMR: | Yeej |
Cov Ntawv Thov
Tetrahydro - 2h-pyran-3-carboxylic acid tau siv dav ua ib qhoNruab Nrab hauv cov tshuaj thiab tshuaj synthesisCov. Nws ua haujlwm ua tus qauv tseem ceeb hauv kev npaj cov kab mob oxygen, tshwj xeeb cov neeg uas muaj heterocyclics uas txhawb solubility thiab kev ruaj khov metabolic. Nws cyclic Ether moj khaum muab cov kev tswj hwm thiab kev txhawb nqa tsim nyog rau kev tsim cov enzyme inhibitors, thiab lwm cov tebchaw xyoob ntoo. HauvOrganic Synthesis, Nws yog siv los tsim cov lactones tsim, amino acid derivatives, thiab chiral auxilies. Nws kuj pom siv nyob rau hauvCov Khoom Siv Khoom Kev Tshawb Fawb thiab Polymer Chemistry, qhov twg nws ua rau hloov polymer polymer lossis txhim kho hydrophilicity hauv cov ntaub ntawv tshwj xeeb.
Cov txiaj ntsig
Cov txiaj ntsig ntawm tetrahydro - 2h-pyran-3-carboxylic acid dag hauv nwsCov tshuaj siv tshuaj versatility, kev ruaj khov, thiab cov qauv yoogCov. Cov compound cov carboxylic acid muaj kev ua haujlwm tau ntau yam ntawm derivatin ntau yam kev tiv thaiv, pub rau cov neeg siv tshuaj, thiab lwm yam tseem ceeb hauv Intermediates ua tau zoo. Nws lub nplhaib cyclic ether muab cov khoom ruaj khov muab kev sib luag, txhim kho cov khoom siv tshuaj ntawm cov tshuaj molecules synthesized los ntawm nws. Tsis tas li ntawd, cov compound cov khoom pov thawj zoo solubility nyob rau hauv cov khoom siv organic thiab yog ruaj khov nyob rau hauv tus qauv cia thiab cov tshuaj tiv thaiv. Nws qhov sib raug zoo nrog ob qho tib si aqueous thiab cov tshuaj yeeb tshuaj organic ua rau nws xaiv tau yooj yim rau ntau {}} theem syntheses.
Tag
Hauv cov ntsiab lus, tetrahydro - 2h-pyran-3-carboxyclic tsim cov khoom lag luam muaj txiaj ntsig zoo hauv cov khoom siv hluav taws xob thiab cov khoom siv khoom tshaj plaws. Nws sib txuas ntawm lub nplhaib pyran ruaj khov thiab reactive carboxylic acid ua haujlwm muaj kev hloov kho rau kev hloov tshuaj thiab cov qauv molecular. Nrog nws cov qauv kev ruaj ntseg, reactivity, thiab kev siv hluav taws xob, nws tau txais txiaj ntsig zoo rau kev tsim cov khoom ua haujlwm hauv cov organic thiab cov khoom siv ua haujlwm.
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