Methyl (Triphenylphosphoranylidene)acetate CAS 2605-67-6 Purity > 98.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm Methyl (Triphenylphosphoranyliden) acetate (CAS: 2605-67-6) 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.Txais tos kom tso qhov kev txiav txim,Please contact: alvin@ruifuchem.com
| Tshuaj npe | Methyl (Triphenylphosphoranylidene) acetate |
| Synonyms | (Carbomethoxymethylene)triphenylphosphorane;(Methoxycarbonylmethylene) triphenylphosphorane;(Triphenylphosphoranylidene) acetic Acid Methyl Ester;CMMTPP |
| Tshuag xwm txheej | Hauv Tshuag |
| CAS Nr | 2605-67-6 |
| Molecular Formula | C21H19O2P |
| Molecular Luj | 334.35 g / mol |
| Melting Point | 164.0 ~ 172.0 ℃ (lit.) |
| Qhov ntom | 1.17 ± 0.10g / cm3 |
| rhiab heev | Huab cua Sensitive |
| Dej Solubility | Insoluble hauv dej |
| Solubility | Soluble hauv Chloroform.Me ntsis Soluble hauv Ethanol thiab Terahydrofuran |
| COA & MSDS | Muaj |
| Yam khoom | Wittig Reagents |
| Hom | Ruifu Tshuaj |
| Cov khoom | Kev soj ntsuam Standards | Cov txiaj ntsig |
| Qhov tshwm sim | Dawb rau Off-White Crystalline Hmoov | Ua raws |
| Melting Point | 164.0 ~ 172.0 ℃ | 169.5 ℃ |
| Triphenylphosphine thiab Triphenylphosphine Oxide | <2.00% (HPLC) | <2.00% |
| Dej los ntawm Karl Fischer | <0.50% | 0.06% |
| Purity / Analysis Method | > 98.0% (HPLC) | 99.41% |
| 1 H NMR Spectrum | Raws li tus qauv | Ua raws |
| Proton NMR Spectrum | Raws li tus qauv | Ua raws |
| Xaus | Cov khoom tau raug kuaj & ua raws li cov specifications | |
Pob:Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, los yog raws li tus neeg yuav tsum tau muaj.
Cia txias:Huab cua rhiab heev.Khaws rau hauv lub thawv kaw nruj nreem.Khaws rau hauv qhov chaw txias, qhuav, zoo-ventilated warehouse kom deb ntawm cov khoom tsis sib xws.Tiv thaiv los ntawm lub teeb thiab noo noo.Incompatible nrog muaj zog oxidizing neeg sawv cev.
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.
R25 - Toxic yog nqos
Kev nyab xeeb piav qhia
S22 - Tsis txhob nqus plua plav.
S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
WGK Germany 3
TSCA Yes
HS Code 2931900090
Methyl (Triphenylphosphoranylidene) acetate (CAS: 2605-67-6) yog siv
1. Methyl (Triphenylphosphoranyliden) acetate yog siv rau hauv cov tshuaj olefination.Wittig reagent rau ob-carbon homologation ntawm aldehydes rau α, β-unsaturated esters.Nws dhau los ntawm Wittig cov tshuaj tiv thaiv nrog aldehydes los muab cov methyl acrylates hloov.
2. siv nyob rau hauv ib tug npaum synthesis ntawm pyrazoles ntawm cov tshuaj tiv thaiv nrog methyl diazoacetate nyob rau hauv lub xub ntiag ntawm triethylamine.
3. Nws yog siv rau hauv kev npaj ntawm (triphenylphosphoranylidene)-ketene.
4. Cov tshuaj tiv thaiv Wittig peb tau ua hauv chav kawm koom nrog cov tshuaj tiv thaiv ntawm 2-nitrobenzaldehyde (1) nrog methyl (triphenylphosphoranylidene) acetate (2) los tsim methyl (2E)-3-(2-nitrophenyl) acrylate (3) nrog triphenylphosphine oxide. (4) sab khoom, thiab coj qhov chaw nyob rau hauv ib tug silica gel matrix los xyuas kom meej txawm cov khoom dispersion rau chromatography.
