Mea fa'aletino

  • Falegaosi mea'ai Tetrabutylammonium fluoride/TBAF CAS 429-41-4

    Falegaosi mea'ai Tetrabutylammonium fluoride/TBAF CAS 429-41-4

    Tetrabutylammonium fluoride/TBAF

    CAS 429-41-4

    Mama: 98%

    afifiina: 1kg / taga, 25kg / pa'u

     

    Tetrabutylammonium fluoride/TBAF ose masima ammonium quaternary ma le fua fa'a-kemikolo₄N⁺F⁻.E maua fa'apisinisi e pei o le trihydrate malo pa'epa'e ma o se vaifofo i le tetrahydrofuran.O le TBAF o loʻo faʻaaogaina e avea o se puna o le fluoride ion i soʻo faʻalagona.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

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  • Sapalai falegaosimea Tetrabutylammonium fluoride trihydrate/TBAF CAS 87749-50-6

    Sapalai falegaosimea Tetrabutylammonium fluoride trihydrate/TBAF CAS 87749-50-6

    Tetrabutylammonium fluoride trihydrate/TBAF

    CAS 87749-50-6

    Mama: 98%

    afifiina: 1kg / taga, 25kg / pa'u

     

    Tetrabutylammonium fluoride trihydrate/TBAF ose masima ammonium quaternary ma le fua fa'a kemikolo₄N⁺F⁻.E maua fa'apisinisi e pei o le trihydrate malo pa'epa'e ma o se vaifofo i le tetrahydrofuran.O le TBAF o loʻo faʻaaogaina e avea o se puna o le fluoride ion i soʻo faʻalagona.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

    Telefoni: +86-17321470240(WhatsApp&Wechat)

    Email: kevin@shxlchem.com

     

  • Sapalai falegaosimea Fa'aitiitiga sui Sodium cyanoborohydride CAS 25895-60-7

    Sapalai falegaosimea Fa'aitiitiga sui Sodium cyanoborohydride CAS 25895-60-7

    Sodium cyanoborohydride

    CAS 25895-60-7

    Su'ega: 95%

    afifiina: 1kg / taga poʻo 25kg / paʻu

     

    Sodium cyanoborohydride (NaBH3CN) o se sui faʻaitiitiga filifilia e faʻaaogaina mo le tele o vailaʻau faʻaitiitiga, e aofia ai le aldehyde, ketones, acetals, epoxides, oximes, enamines, aminations faʻaitiitia o aldehydes ma ketones, ma alkylations faʻaitiitia o amines ma hydrazines.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

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  • Falegaosimea e tu'uina atu ai le lanu maualuga maualuga 2,7-Dihydroxynaphthalene cas 582-17-2

    Falegaosimea e tu'uina atu ai le lanu maualuga maualuga 2,7-Dihydroxynaphthalene cas 582-17-2

    2,7-Dihydroxynaphthalene

    CAS 582-17-2

    Su'ega: 98.5%

    afifiina: 1kg / taga poʻo 25kg / paʻu

     

    2,7-Dihydroxynaphthalene e mafai ona faʻaaogaina e avea ma mea amata mo le faʻapipiʻiina o sulfonic acids ma divinylnaphthalenes.2,7-Dihydroxynaphthalene o se reagent faʻaaogaina i le sauniuniga o monomers o mea maualuga carbon.Faʻaaogaina foi i le tuʻufaʻatasia o analogues splitomicin.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

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  • Sapalai falegaosimea maualuga galic acid CAS 149-91-7 anhydrous ma monohydrate

    Sapalai falegaosimea maualuga galic acid CAS 149-91-7 anhydrous ma monohydrate

    Gallic Acid anhydrous ma monohydrate

    Numera CAS: 149-91-7;5995-86-8

    Su'ega: 99%

    afifiina: 1kg / taga poʻo 25kg / paʻu

     

    O le galic acid e maua lautele i laau e pei o le rhubarb, lapopoa lapopoa, ma le hawthorn.O se polyphenolic faʻapipiʻi o loʻo maua i le natura ma e tele le tele o faʻaoga i meaʻai, biology, ma vailaʻau kemisi.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

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  • Tufuga 3-Methylpyridine/3-Picoline CAS 108-99-6 ma uiga lelei

    Tufuga 3-Methylpyridine/3-Picoline CAS 108-99-6 ma uiga lelei

    Oloa: 3-Methylpyridine/3-Picoline

    CAS 108-99-6

    Mama: 98.5%

    afifiina: 1kg/fagu

     

    3-Methylpyridine poʻo le 3-picoline, o se faʻalapotopotoga faʻapitoa ma le fua faʻatatau 3-CH₃C₅H₄N.O se tasi lea o isomers tulaga e tolu o le methylpyridine, o ona fausaga e eseese e tusa ai ma le mea o loʻo faʻapipiʻi ai le vaega methyl i le mama pyridine.O lenei vai e leai ni lanu o se mea muamua i pyridine derivatives o loʻo i ai faʻaoga i falemaʻi ma faʻatoʻaga.E pei o le pyridine, 3-methylpyridine o se vai e leai se lanu ma se manogi malosi ma faʻavasegaina o se faavae vaivai.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

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  • Tufuga 4-Dimethylaminopyridine/DMAP CAS 1122-58-3 fa'atasi ai ma uiga lelei.

    Tufuga 4-Dimethylaminopyridine/DMAP CAS 1122-58-3 fa'atasi ai ma uiga lelei.

    4-Dimethylaminopyridine/DMAP

    CAS 1122-58-3

    Mama: 99% min

    afifiina: 1kg, 25kg taga / fagu / pa'u po'o le talosaga

     

    4-Dimethylaminopyridine / DMAP o se faʻamalosi malosi tele o le faʻaogaina o meaola.DMAP (mp 112-113°C) e leai ni lanu, mea tioata e matua solu i le methanol, ethyl acetate, chloroform, methylene chloride, 1,2-dichloroethane, acetone, ma acetic acid ma itiiti soluble i le hexane malulu, cyclohexane, ma vai.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

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  • Tuuina atu falegaosimea DL-Dithiothreitol/DTT CAS 3483-12-3 ma tau lelei

    Tuuina atu falegaosimea DL-Dithiothreitol/DTT CAS 3483-12-3 ma tau lelei

    DL-Dithiothreitol/DTT

    CAS 3483-12-3

    Mama: 98%

    afifiina: 1kg / taga, 25kg / pa'u

     

    DL-Dithiothreitol(DTT) o le igoa masani mo se mole mole redox reagent e lauiloa foi o Cleland's reagent.Ole fua ole DTT ole C₄H₁₀O₂S₂ ma o le fausaga kemikolo o se tasi o ana enantiomers i lona foliga faʻaititia o loʻo faʻaalia i le itu taumatau;o lona foliga oxidized o se disulfide fusia mama 6-membered.O le reagent e masani ona faʻaaogaina i lona ituaiga racemic, aua e lua enantiomers e faʻaalia.O lona igoa e mafua mai i le suka e fa-carbon, threose.O le DTT o loʻo i ai se faʻapipiʻi epimeric, dithioerythritol.

     

    MO NA'O LE FA'A'OGA I LE LAB

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  • Tufuga DL-Dithiothreitol/DTT CAS 3483-12-3 ma maualuga le mama

    Tufuga DL-Dithiothreitol/DTT CAS 3483-12-3 ma maualuga le mama

    DL-Dithiothreitol/DTT

    CAS 3483-12-3

    Mama: 98%

    afifiina: 1kg / taga, 25kg / pa'u

     

    O le DL-Dithiothreitol o le igoa masani lea mo se laʻititi mole redox reagent e taʻua foi o Cleland's reagent.Ole fua ole DTT ole C₄H₁₀O₂S₂ ma o le fausaga kemikolo o se tasi o ana enantiomers i lona foliga faʻaititia o loʻo faʻaalia i le itu taumatau;o lona foliga oxidized o se disulfide fusia mama 6-membered.O le reagent e masani ona faʻaaogaina i lona ituaiga racemic, aua e lua enantiomers e faʻaalia.O lona igoa e mafua mai i le suka e fa-carbon, threose.O le DTT o loʻo i ai se faʻapipiʻi epimeric, dithioerythritol.

     

    Lelei Lelei & Vave Tiliva & Auaunaga Fa'apitoa

    Telefoni: +86-17321470240(WhatsApp&Wechat)

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  • Trans-3,5-dimethoxystilbene-4′-O-β-D-glucopyranoside CAS 50450-35-6 38967-99-6

    Trans-3,5-dimethoxystilbene-4′-O-β-D-glucopyranoside CAS 50450-35-6 38967-99-6

    Fa'afeso'ota'i: Erica Zheng

    Email: erica@zhuoerchem.com

    Telefoni: +86 21 2097 0332

    Mob: +86 177 1767 9251

    WhatsApp: +86 186 2503 6043 (WeChat & Telegram & Line)

    Skype: slhyzy

  • 1,6-Dichlorohexane ma le tau sili CAS 2163-00-0

    1,6-Dichlorohexane ma le tau sili CAS 2163-00-0

    Igoa oloa:1,6-Dichlorohexane

    CAS Numera 2163-00-0

    Mama: 99% min

    Fuafua mole:C6H12Cl2

    Fuafua mamafa ;155.07

     

    Fa'afeso'ota'i: Cathy Jin

    Email: Cathy@shxlchem.com

    Telefoni: +8618636121136 (Wechat/Whatsapp)

     

  • Saina fa'atau oloa dmc dimethyl carbonate cas 616-38-6

    Saina fa'atau oloa dmc dimethyl carbonate cas 616-38-6

    Igoa oloa: DMC

    Numera CAS: 616-38-6

    Mama: 99%,99.5%,99.7%

    O se tasi e sili ona lelei solvent ma fou siosiomaga puipuiga ituaiga oloa kemikolo lanu meamata.Ma'a Electrolytic vai solvent vali polyurethane kelu, vailaʻau intermedia ma polycarbonate…..etc

     

    Afai e te fiafia i le DMC, pls lagona le saoloto e faʻafesoʻotaʻi i matou.

    Telefoni: +86-15255616228(WhatsApp&Wechat)

    Email: daisy@shxlchem.com