2,4-Diamino-6-(Hydroxymethyl)pteridine HCl Hydrate CAS 73978-41-3 Methotrexate Intermediate Purity > 97.0%
Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm 2,4-Diamino-6-(Hydroxymethyl) pteridine Hydrochloride Hydrate (CAS: 73978-41-3) nrog cov khoom zoo, nruab nrab ntawm Methotrexate (CAS: 59-05- 2).Ruifu Chemical tuaj yeem muab kev xa khoom thoob ntiaj teb, tus nqi sib tw, kev pabcuam zoo heev, me me thiab ntau ntau muaj.Yuav Methotrexate Intermediates,Please contact: alvin@ruifuchem.com
| Tshuaj npe | 2,4-Diamino-6-(Hydroxymethyl) pteridine Hydrochloride Hydrate |
| Synonyms | 2,4-Diamino-6-(Hydroxymethyl) pteridine Hydrochloride;2,4-Diamino-6-(Hydroxymethyl) pteridine HCl;(2,4-Diaminopteridin-6-yl) methanol Hydrochloride;(2,4-Diamino-6-Pteridinyl) methanol Hydrochloride Hydrate |
| impurity | Methotrexate EP Impurity A |
| Tshuag xwm txheej | Hauv Tshuag, Kev Lag Luam Ntau Lawm |
| CAS Nr | 73978-41-3 |
| CAS Free Base | 945-24-4 ib |
| Molecular Formula | C7H8N6O.HCl.H2O |
| Molecular Luj | 246,66 g / mol |
| Melting Point | 220 ℃ (lit.) |
| COA & MSDS | Muaj |
| Qauv | Muaj |
| Keeb kwm | Shanghai, Suav |
| Qeb | Intermediate ntawm Methotrexate (CAS: 59-05-2) |
| Hom | Ruifu Tshuaj |
| Cov khoom | Kev soj ntsuam Standards | Cov txiaj ntsig |
| Qhov tshwm sim | Yellow lossis Brown-Yellow Hmoov | Ua raws |
| Dej los ntawm Karl Fischer | <5.00% | 4.3% |
| Heavy Metals (Pb) | ≤30ppm | <16 ppm |
| Purity | > 97.0% | 98.3% |
| Infrared Spectrum | Raws li tus qauv | Ua raws |
| 1 H NMR Spectrum | Raws li tus qauv | Ua raws |
| Xaus | Cov khoom tau raug kuaj & ua raws li cov lus qhia tshwj xeeb | |
Pob:Fluorinated Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, lossis raws li cov neeg siv khoom xav tau.
Cia txias:Khaws lub thawv kaw kom nruj thiab khaws cia rau hauv qhov chaw txias, qhuav thiab zoo-ventilated warehouse kom deb ntawm cov khoom tsis sib xws.Tiv thaiv los ntawm lub teeb thiab noo noo.
Shipping:Xa mus thoob ntiaj teb los ntawm huab cua, los ntawm FedEx / DHL Express.Muab kev xa khoom sai thiab txhim khu kev qha.
Yuav Yuav Li Cas?Thov hu rauDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Xyoo Kev Paub?Peb muaj ntau tshaj li 15 xyoo ntawm kev paub nyob rau hauv kev tsim thiab export ntawm ib tug ntau yam ntawm zoo tshuaj intermediates los yog zoo tshuaj.
Kev lag luam loj?Muag rau kev lag luam hauv tsev, North America, Europe, India, Kauslim, Nyiv, Australia, thiab lwm yam.
Qhov zoo?Superior zoo, tus nqi pheej yig, kev pabcuam tshaj lij thiab kev txhawb nqa kev pabcuam, xa khoom sai.
ZooKev lees paub?Kev tswj xyuas nruj nruj.Cov cuab yeej tshaj lij rau kev txheeb xyuas suav nrog NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, thiab lwm yam.
Cov qauv?Cov khoom lag luam feem ntau muab cov qauv dawb rau kev soj ntsuam zoo, tus nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.
Factory Audit?Lub Hoobkas tshawb xyuas txais tos.Thov teem caij ua ntej.
MOQ?Tsis muaj MOQ.Kev txiav txim me me tau txais.
Lub sij hawm xa tuaj? Yog hais tias nyob rau hauv Tshuag, peb hnub shipping guaranteed.
Kev thauj mus los?Los ntawm Express (FedEx, DHL), los ntawm Cua, los ntawm hiav txwv.
Cov ntaub ntawv?Kev pab cuam tom qab muag: COA, MOA, ROS, MSDS, thiab lwm yam tuaj yeem muab tau.
Kev cai Synthesis?tuaj yeem muab cov kev pabcuam sib xyaw ua ke kom haum rau koj cov kev xav tau tshawb fawb.
Cov nqe lus them nqi?Proforma invoice yuav raug xa ua ntej tom qab kev pom zoo ntawm kev txiav txim, kaw peb cov ntaub ntawv hauv tuam txhab nyiaj.Kev Them Nyiaj los ntawm T / T (Telex Transfer), PayPal, Western Union, thiab lwm yam.
Risk Codes
R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij.
R36 - Khau qhov muag
R22 - Ua phem yog tias nqos
Kev nyab xeeb piav qhia
S26 - Nyob rau hauv rooj plaub ntawm qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
S36 - Hnav khaub ncaws tiv thaiv zoo.
WGK Germany 3
HS Code 2934999099
2,4-Diamino-6-(Hydroxymethyl) pteridine Hydrochloride Hydrate (CAS: 73978-41-3) yog siv los ua ib qho nruab nrab ntawm Methotrexate (CAS: 59-05-2).Methotrexate yog ib qho tshuaj siv rau kev kho mob qog noj ntshav, tseem hu ua cytotoxic tshuaj.Txhawm rau txo nws cov cytotoxicity, nws tuaj yeem siv ua ke nrog calcium leucovorin.Nws yog feem ntau siv rau kev kho mob ntawm tus mob leukemia (mob lymphocytic leukemia), mob qog noj ntshav mis, malignant mole thiab choriocarcinoma, mob taub hau thiab caj dab, mob qog noj ntshav, mob qog noj ntshav, txha caj qaum meningeal infiltration, mob ntsws, mob qog noj ntshav, mob qog noj ntshav, mob qog noj ntshav, refractory. psoriasis vulgaris, dermatomyositis, lub cev myositis, ankylosing spondylitis o, Crohn's kab mob, psoriasis thiab psoriatic mob caj dab, Behcet's kab mob thiab autoimmune kab mob.
