2 (5H) - Furanone CAS 497-23-4 Purity > 95.0% (GC)
Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm 2(5H)-Furanone (γ-Crotonolactone) (CAS: 497-23-4) 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 2 (5H) - Furanone,Please contact: alvin@ruifuchem.com
| Tshuaj npe | 2 (5H) - Furanone |
| Synonyms | γ-Crotonolactone;gamma-Crotonolactone;2-Oxo-2,5-Dihydrofuran;2-Buten-1,4-olide;2H-Furan-5-ib;γ-Hydroxycrotonic Acid Lactone |
| Tshuag xwm txheej | Hauv Tshuag, Kev Lag Luam Ntau Lawm |
| CAS Nr | 497-23-4 : kuv |
| Molecular Formula | C4H4O2 |
| Molecular Luj | 84,07 g / mol |
| Melting Point | 4.0 ~ 5.0 ℃ (lit.) |
| Boiling Point | 212.0 ~ 214.0 ℃ |
| Flash Point | 101 ℃ (213 ° F) |
| Qhov ntom | 1.185 g / mL ntawm 25 ℃ (lit.) |
| Refractive Index n20/D | 1.469 (lit.) |
| rhiab heev | Lub teeb, cua rhiab heev, tshav kub, noo noo Sensitive |
| Dej Solubility | Immiscible nrog dej |
| COA & MSDS | Muaj |
| Keeb kwm | Shanghai, Suav |
| Hom | Ruifu Tshuaj |
| Cov khoom | Kev soj ntsuam Standards | Cov txiaj ntsig |
| Qhov tshwm sim | Xim tsis muaj xim rau lub teeb daj daj | Lub teeb daj ua kua |
| Dej los ntawm Karl Fischer | <0.50% | 0.1% |
| Purity / Analysis Method | > 95.0% (GC) | 97.9% |
| Refractive Index n20/D | 1.468-1.472 ib | Ua raws |
| Qhov ceev (20 ℃) | 1.185-1.202 Nws | Ua raws |
| 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:Lub raj mis, 25kg / 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.
Hazard Symbols Xi - Irritant
Risk Codes 36/37/38 - Irritating rau qhov muag, ua pa thiab tawv nqaij.
Kev nyab xeeb piav qhia
26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
WGK Germany 3
RTECS LU3453000
FLUKA BRAND F CODE 8-10
Hazard Note Irritant
2(5H)-Furanone (γ-Crotonolactone) (CAS: 497-23-4) yog ib qho heterocyclic organic compound uas tau siv dav hauv kev npaj cov khoom siv tshuaj.
2(5H)-Furanone yog qhov yooj yim tshaj plaws crotonolactone, nws cov qauv qauv yog γ-crotonyl lactone, uas yog cov khoom siv ua ntej ntawm ntau cov tshuaj molecules, thiab nws cov qauv feem ntau pom muaj nyob rau hauv bioactive molecules, xws li tshuaj tua kab mob, tshuaj tua kab mob, tshuaj tiv thaiv. qog thiab tshuaj antiviral.
2(5H)-Furanone yog ua haujlwm nyob rau hauv kev npaj ntawm 5-hloov 2(5H) furanones (gamma-butenolides) catalyzed los ntawm bifunctional aminothiourea thiab aminosquaramide organocatalysts los ntawm ncaj qha aldol cov tshuaj tiv thaiv nrog aromatic aldehydes.Ntxiv mus, nws yog siv nyob rau hauv synthesis ntawm lignans los ntawm Michael ntxiv cov tshuaj tiv thaiv.Ntxiv rau qhov no, nws yog siv nyob rau hauv peb lub ntsiab lus Michael-Aldol cov tshuaj tiv thaiv nrog aldehyde thiab thiolate lossis carbanion.
Kev ua haujlwm lom neeg: 2 (5H) - Furanone yog ib qho endogenous metabolite.
