Methanesulfonic acid CAS 75-75-2 Chaw tsim tshuaj paus nqi

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Methanesulfonic acid Hoobkas tsum


  • Khoom npe:Methanesulfonic acid
  • CAS:75-75-2 ib
  • MF:CH4O3S
  • MW:96.11 ib
  • EINECS:200-898-6
  • Cim:neeg tsim khoom
  • Pob:1 kg / hnab los yog 25 kg / nruas
  • Product Detail

    Khoom cim npe

    Kev piav qhia

    Khoom npe: Methanesulfonic acid
    CAS: 75-75-2 Nr
    MF: CH4O3S
    PIB: 96.11
    PIB: 200-898-6
    Melting point: 17-19 ° C (lit.)
    Kub taw tes: 167 ° C / 10 mmHg (lit.)
    Fp:> 230 ° F
    Cia kub: 2-8 ° C

    Specification

    Cov khoom Specifications
    Qhov tshwm sim Methanesulfonic acid
    Purity 99%
    Melting point 17-19 ° C (lit.)
    Boiling point 167 ° C / 10 mmHg (lit.)
    MF CH4O3S
    MW 96.11 ib

    Daim ntawv thov

    Methanesulfonic acid yog siv los ua ib qho catalyst hauv cov tshuaj tiv thaiv organic xws li esterification, alkylation thiab condensation cov tshuaj tiv thaiv vim nws qhov tsis hloov pauv thiab solubility hauv cov kuab tshuaj organic.

    Nws kuj tseem koom nrog hauv kev tsim cov hmoov txhuv nplej siab esters, wax oxidate esters, benzoic acid esters, phenolic esters, lossis alkyl esters.

    Nws reacts nrog sodium borohydride nyob rau hauv lub xub ntiag ntawm polar solvent tetrahydrofuran los npaj borane-tetrahydrofuran complex.

    Nws pom daim ntawv thov nyob rau hauv cov roj teeb, vim nws purity thiab chloride tsis muaj. Hauv kev lag luam kws tshuaj, nws yog siv rau kev tsim cov khoom xyaw tshuaj zoo li telmisartan thiab eprosartan.

    Nws yog ib qho tseem ceeb hauv ion chromatography thiab yog ib qhov chaw ntawm cov pa roj carbon thiab lub zog rau qee cov kab mob gram-negative methylotropic.Nws koom nrog hauv kev tiv thaiv peptides.

    Pob

    1 kg / lub raj mis lossis 25 kg / nruas lossis 50 kg / nruas lossis raws li cov neeg siv khoom xav tau.

     

    Kev them nyiaj

    * Peb tuaj yeem muab ntau txoj kev them nyiaj rau cov neeg siv khoom xaiv.

    * Thaum tus nqi me me, cov neeg siv khoom feem ntau them nyiaj los ntawm PayPal, Western union, Alibaba, thiab lwm yam.

    * Thaum tus nqi loj, cov neeg siv khoom feem ntau them nyiaj los ntawm T / T, L / C thaum pom, Alibaba, thiab lwm yam.

    * Dhau li ntawd, cov neeg siv khoom ntau dua yuav siv Alipay lossis WeChat them kom them nyiaj.

    kev them nyiaj

    Cia

    Khaws rau hauv qhov chaw qhuav, txias thiab ventilated warehouse.

    FAQ

     

    Q1: Kuv puas tuaj yeem tau txais qee qhov qauv ntawm koj sab?
    Re: Yog lawm. Peb xav muab 10-1000 g dawb qauv rau koj, uas nyob ntawm cov khoom koj xav tau. Rau freight, koj sab yuav tsum tau dais, tab sis peb yuav refund koj tom qab koj tso tej kev txiav txim.
    Q2: Koj tus MOQ yog dab tsi?
    Re: Feem ntau peb cov MOQ yog 1 kg, tab sis qee zaum nws kuj hloov tau thiab nyob ntawm cov khoom.
    Q3: Hom kev them nyiaj twg muaj rau koj?
    Re: Peb xav kom koj them los ntawm Alibaba, T / T lossis L / C, thiab koj tuaj yeem xaiv them los ntawm PayPal, Western union, MoneyGram yog tias tus nqi tsawg dua USD 3000. Tsis tas li ntawd, qee zaum peb kuj txais Bitcoin.
    Q4: Yuav ua li cas txog lub sijhawm khoom xa tuaj?
    Re: Rau qhov me me, cov khoom yuav raug xa tuaj rau koj hauv 1-3 hnub ua haujlwm tom qab them nyiaj.
    Rau ntau qhov ntau, cov khoom yuav raug xa tuaj rau koj hauv 3-7 hnub ua haujlwm tom qab them nyiaj.
    Q5: Ntev npaum li cas kuv tuaj yeem tau txais kuv cov khoom tom qab them nyiaj?
    Re: Rau me me, peb yuav xa los ntawm courier (FedEx, TNT, DHL, thiab lwm yam) thiab nws feem ntau yuav raug nqi 3-7 hnub rau koj sab. Yog koj
    xav siv cov kab tshwj xeeb lossis kev xa khoom huab cua, peb kuj tuaj yeem muab tau thiab nws yuav raug nqi li 1-3 lub lis piam.
    Rau qhov ntau, kev xa khoom los ntawm hiav txwv yuav zoo dua. Rau lub sijhawm thauj, nws xav tau 3-40 hnub, uas nyob ntawm koj qhov chaw.
    Q6: Koj qhov kev pab cuam tom qab muag yog dab tsi?
    Re: Peb yuav qhia koj txog kev nce qib ntawm qhov kev txiav txim, xws li kev npaj khoom, tshaj tawm, kev thauj mus los taug qab, kev lis kev cai
    clearance kev pab, thiab lwm yam.

     


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