5,5-Dimethylhydantoin CAS 77-71-4 Purity ≥99.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm 5,5-Dimethylhydantoin (DMH) (CAS: 77-71-4) nrog cov khoom zoo.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 5,5-Dimethylhydantoin,Please contact: alvin@ruifuchem.com
| Tshuaj npe | 5,5-Dimethyl-hydrohydrate hmoov |
| Synonyms | 4,4-Dimethyl-2,5-Dioxoimidazolidine;5,5-Dimethylimidazolidine-2,4-Dione;5,5-Dimethyl-2,4-Imidazolidinedione;DM Hydantoin;DMH |
| Tshuag xwm txheej | Hauv Tshuag, Kev Lag Luam Ntau Lawm |
| CAS Nr | 77-71-4 ib |
| Molecular Formula | C5H8N2O2 |
| Molecular Luj | 128.13 g / mol |
| Melting Point | 172.0 ~ 176.0 ℃ (lit.) |
| Dej Solubility | Soluble hauv dej |
| COA & MSDS | Muaj |
| Qauv | Muaj |
| Keeb kwm | Shanghai, Suav |
| Txee lub neej | 2 Xyoo yog khaws cia kom raug |
| Hom | Ruifu Tshuaj |
| Cov khoom | Kev soj ntsuam Standards | Cov txiaj ntsig |
| Qhov tshwm sim | Dawb Crystal hmoov | Dawb Crystal hmoov |
| Melting Point | 172.0 ~ 176.0 ℃ | 175.1 ℃ |
| Dej los ntawm Karl Fischer | <0.50% | 0.26% |
| Residue ntawm Ignition | <0.20% | 0.14% |
| Purity / Analysis Method | ≥99.0% (HPLC) | 99.62% |
| Infrared Spectrum | Raws li tus qauv | Ua raws |
| 1 H NMR Spectrum | Raws li tus qauv | Ua raws |
| Solubility hauv H2O | Tsis muaj xim ntshiab, 100mg / ml (10%) | Hla |
| Xaus | Cov khoom tau raug kuaj & ua raws li cov lus qhia tshwj xeeb | |
Pob:Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, los yog raws li tus neeg yuav tsum tau muaj.
Cia txias:Khaws rau hauv lub thawv kaw nruj nreem.Khaws 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.Ua tib zoo tuav, tiv thaiv los ntawm solarization thiab dej ntws.Nws tuaj yeem thauj tau raws li cov tshuaj lom neeg tab sis tsis tuaj yeem sib xyaw nrog lwm yam tshuaj lom.
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.
Hazard Symbols Xi - Irritant
Risk Codes 36/37/38 - Irritating rau qhov muag, ua pa thiab tawv nqaij.
Safety Description S22 - Tsis txhob ua pa plua plav.
S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
S36/37 - Hnav cov khaub ncaws tiv thaiv thiab hnab looj tes tsim nyog.
S26 - Nyob rau hauv rooj plaub ntawm qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
WGK Germany 2
RTECS MU0977000
TSCA Yes
HS Code 2933210000
Toxicity LD50 qhov ncauj hauv luav: 12660mg / kg
5,5-Dimethylhydantoin (DMH) (CAS: 77-71-4) yog siv los ua tshuaj tua kab mob, epoxy resin thiab amino acid raw khoom, fungicides, preservatives, thiab lwm yam.
5,5-Dimethylhydantoin yog rau hluavtaws halide hydantoin, hydantoin epoxide resin thiab hydantoin formal dehyde resin.Yog tias rhuab hauv dej, nws kuj tuaj yeem ua rau dimethyl glycien.Nws tuaj yeem ua cov organic chemical compound los tua kab.
5, 5-Dimethylhydantoin yog ib qho tseem ceeb ntawm cov organic synthesis intermediate nrog ntau yam kev siv, nws yog ib tug heterocyclic compound nrog ib tug tej yam txhav pob txha.Ntau yam khoom muaj txiaj ntsig tuaj yeem npaj los ntawm kev hloov pauv.Xws li: dibromohydantoin, dichlorohydantoin thiab lwm yam dav siv nyob rau hauv cov organic synthesis, tshuaj, plastics, zaub mov, tshuaj pleev ib ce, tshuaj tua kab thiab lwm yam ntau lawm cheeb tsam.Cov khoom no tsuas yog siv hauv kev kho dej tus neeg sawv cev.
