D-(+)-Threonine CAS 632-20-2 (HD-Thr-OH) Uvavanyo 98.5 ~ 101.5% Factory
I-Shanghai Ruifu Chemical Co., Ltd. ngumenzi ohamba phambili we-D-(+)-Threonine (HD-Thr-OH) (CAS: 632-20-2) kunye nomgangatho ophezulu.I-Ruifu Chemical ibonelela ngothotho lwee-amino acids kunye nezinto eziphuma kuzo.Sinokubonelela ngokuhanjiswa kwehlabathi jikelele, ubungakanani obuncinci kunye nobuninzi obukhoyo.Thenga i-D-(+)-Threonine,Please contact: alvin@ruifuchem.com
| Igama leMchiza | D-(+)-Threonine |
| Izithethantonye | I-HD-Thr-OH;D-Threonine;I-D-2-Amino-3-Hydroxybutanoic Acid;(2R,3S)-2-Amino-3-Hydroxybutyric Acid;I-D-α-Amino-β-Hydroxybutyric Acid |
| Ubume beStokhwe | KwiSitokhwe, Umthamo weMveliso iiToni ezingama-50 ngenyanga |
| Inombolo yeCAS | 632-20-2 |
| Ifomula yeemolekyuli | C4H9NO3 |
| Ubunzima beMolekyuli | 119.12 g/mol |
| Indawo yokunyibilika | 274℃ |
| Ukuxinana | 1.307 |
| Ukunyibilika kwamanzi | Inyibilika emanzini (50 mg/ml) |
| Ukunyibilika kwi-H2O | Ayinambala, Icacile, 50 mg/ml H2O Pass |
| Ugcino Temp. | Indawo epholileyo neyomileyo (≤25℃) |
| I-COA kunye ne-MSDS | Iyafumaneka |
| Udidi | Amino Acids Derivatives |
| Uphawu | Ruifu Chemical |
| Izinto | ImiGangatho yokuHlola | Iziphumo |
| Imbonakalo | Umgubo weCrystalline oMhlophe | Iyahambelana |
| Ukujikeleziswa okuthe ngqo [α]20/D | +27.0 ° ukuya +29.0 ° (C=6, H2O) | +27,8 ° |
| Ugqithiso | ≥98.0% (430nm, 0.5g, 10ml 2N HCl) | 99.1% |
| Ikloridi (Cl) | ≤0.05% | <0.05% |
| I-Ammonium (NH4+) | ≤0.02% | <0.02% |
| Intsimbi (Fe) | ≤30ppm | <30ppm |
| Iintsimbi ezinzima (Pb) | ≤10ppm | <10ppm |
| IArsenic (As2O3) | ≤1ppm | <1ppm |
| Ezinye iiAmino Acids | IChromatographically ayifumaneki | Ayifumaneki |
| Ilahleko ekomisweni | <0.20% | 0.08% |
| Intsalela kwi-Ignition | <0.10% | 0.06% |
| I-Allo-Threonine | ≤0.30% (HPLC) | 0.13% |
| Isivavanyi | 98.5% ~ 101.5% (Titration) | 99.8% |
| Imvelaphi engeyiyo yezilwanyana | Iyahambelana | Iyahambelana |
| I-Infrared Spectrum | Iyahambelana neSakhiwo | Iyahambelana |
| Ukuqukumbela | Le Mveliso ngokuHlolwa kweZivumelwano kunye noMgangatho woShishino | |
Iphakheji: Ibhotile eFluorinated, iAluminium foil bag, 25kg/Cardboard Drum, okanye ngokwemfuno yomthengi.
Imeko yoGcino:Gcina kwizikhongozeli ezivaliweyo kwindawo epholileyo, eyomileyo (≤25℃) kunye nendawo yokugcina ingenisa umoya kude nezinto ezingahambelaniyo.Khusela ukukhanya kunye nokufuma.
Ukuthenga njani?Nceda uqhagamshelaneDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Amava Eminyaka Eli-15?Sineminyaka engaphezu kwe-15 yamava ekwenziweni nasekuthumeleni kumazwe angaphandle uluhlu olubanzi oluphezulu lwamayeza aphakathi okanye amachiza alungileyo.
Iimarike eziphambili?Thengisa kwimarike yasekhaya, eMntla Melika, eYurophu, eIndiya, eKorea, eJapan, eOstreliya, njl.
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UmgangathoIsiqinisekiso?Inkqubo yokulawula umgangatho ongqongqo.Izixhobo zobuchwephesha zokuhlalutya ziquka i-NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, njl.
Iisampulu?Uninzi lweemveliso zibonelela ngeesampulu zasimahla zokuvavanya umgangatho, iindleko zokuthumela kufuneka zihlawulwe ngabathengi.
Factory Audit?Uphicotho-zincwadi lwasefektri wamkelekile.Nceda wenze idinga kwangaphambili.
MOQ?Akukho MOQ.Umyalelo omncinci wamkelekile.
Ixesha lokuzisa? Ukuba ngaphakathi kwesitokhwe, ukuhanjiswa kweentsuku ezintathu kuqinisekisiwe.
Ezothutho?Nge-Express (FedEx, DHL), ngoMoya, ngoLwandle.
Amaxwebhu?Emva kwenkonzo yokuthengisa: I-COA, i-MOA, i-ROS, i-MSDS, njl.
Udibaniso lweSiko?Inokubonelela ngeenkonzo zesiko lokudibanisa ukuze zilungele iimfuno zakho zophando.
Immimiselo yokuhlawula?I-invoyisi yeProforma iya kuthunyelwa kuqala emva kokuqinisekiswa kwe-odolo, efakwe kwiinkcukacha zethu zebhanki.Intlawulo nge-T / T (i-Telex Transfer), i-PayPal, i-Western Union, njl.
Iimpawu zeHazard Xi - Irritant
Iikhowudi zoMngcipheko 36/37/38 - Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nesikhumba.
Inkcazo yoKhuseleko S24/25 -Kuphephe ukudibana nolusu namehlo.
I-S37/39 - Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
S26 - Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
WGK eJamani 3
RTECS XO8580000
Ikhowudi yeHS 2922491990
I-D-(+)-Threonine (HD-Thr-OH) (CAS: 632-20-2) yi-D-ifom ye-Threonine, eluhlobo lwe-amino acids.Ingasetyenziselwa ukulungiswa kwe-enantiomerically pure 1,3-butanediol.Ikwasetyenziswa njengendawo ephakathi ngexesha lokulungiswa kweekhompawundi ze-chiral ezifana ne-antibiotics.I-D-Threonine sisixhobo esisebenzayo se-chiral pool reagent equlethe iziko le-stereo elongezelelweyo.Ngokomzekelo, abantu basandul 'ukuyisebenzisa njengesixhobo sokuqala sokuhlanganiswa kwe-legionaminic acid ekhuselweyo.I-D-Threonine yi-isomer engeyondalo ye-L-Threonine kwaye yaziwa ngokunqanda ukukhula kunye ne-cell wall synthesis ye-Mycobacterium smegmatis.I-D-Threonine iphinda isetyenziswe njenge-synthetic intermediate yokuveliswa kwe-antibiotics ye-chiral.Indlela yokuvelisa i-DL-Threonine isetyenziswe njengento ekrwada ukusabela nge-Chloroacetyl Chloride phantsi kweemeko ze-alkaline, emva kokugxininiswa phantsi koxinzelelo oluncitshisiweyo, imveliso ikhutshwe nge-acetone kwaye ekugqibeleni isonjululwe yi-acylase I.
