Cov khoom lag luam
Cov khoom siv sib raug zoo rau cas 76855 - 69 - 1 yog (3s, 4r) {} {} {} {{}}}} ib, tseem hu ua 4- acetoxyazetidin -2- ib. Nws cov mis molecular yog c₁₃h₂₅no₄si thiab nws cov molecular hnyav yog 287.427.
(3s, 4r) -4- acetoxy {}} {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Nws muaj qhov ntom ntawm 1. {{8} {{{{{{{{{{{}}} .7 degree, a Vapor siab ntawm 0. 0 ± 0.8 hli ntawm 25 degree, thiab ib qho ntsuas hluav taws xob kom tsis txhob muaj li ntawm 1.464.
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Cov ntaub ntawv yooj yim
| Cas | 76855 - 69 - 1 |
| Einecs | 408 - 050 - 9 |
| Tshuaj Cov Qauv | C₁₃h₂₅no₄si |
| Molecular hnyav | 287.43 |
| Ceev | 1. {0 3 ± 0.1 g / cm³ (kwv yees) |
| Melting taw tes | {{0 {}} degree (lit.) |
| Kub taw tes | 358.3 ± 27. {{{{}} Degree (kwv yees) |
| Kev Sib Hloov Tshwj Xeeb | 51 º (c=1}, chloroform) |
| Flash point | 170.505 Qib |
| Vapor siab | 0 mmHg ntawm 25 degree |
Cov Ntaub Ntawv Kev Nyab Xeeb
Cov Khoom Muag Khoom Phom Sij: XI (irritant), n (teeb meem rau ib puag ncig)
Cov Kev Nyab Xeeb Qeb Cai: R36 (Qhov muag khaus), R53 (yuav ua rau muaj kev sib raug zoo ntawm cov tawv nqaij)
Cov Lus Qhia Kev Nyab Xeeb: S24 (Zam kev sib chwv), S26 (yog kev sib tw nrog cov hnab looj tes kho kom zoo), S37 (saib cov ntaub ntawv tshwj xeeb / kev nyab xeeb ntaub ntawv)
Cov Khoom Siv Hluav Taws Xob: UN 3077
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Kev siv
Ua ib qho kev sib tshooj ntawm cov tshuaj tua kab mob penem: (3S, 4r) {}}} Azetidin {4}}}} Cov tshuaj tua kab mob penem muaj qhov zoo ntawm cov tshuaj tua kab mob dav, cov tshuaj tua kab mob muaj zog, thiab kev ruaj khov tiv thaiv -lactamase. Lawv tau dav siv nyob rau hauv kev kho mob ntawm ntau yam kab mob sib kis hauv kev kho mob. Raws li nws, ntau hom tshuaj penem xws li meropenem, imipenem, thiab panipenem tuaj yeem ua ke.
Tuam txhab tau
Gnee Chem yog kev nkag rau cov kev tshawb fawb, kev txhim kho, ntau lawm thiab muag ntawm lub xeev Henan, npog thaj tsam ntawm 3,600 square metres. Peb muaj tus kws tshaj lij, zoo-nruab nrog thiab cov pab pawg R & D muaj ntau dua 10 xyoo ntawm R & D kev paub. Peb cov khoom tau dav exported rau ntau lub tebchaws, xws li Tebchaws Asmeskas, Tebchaws Russia, Tebchaws Asmeskas, Tebchaws Asmeskas, thiab peb muab cov qhua tuaj noj mov nrawm. Peb cia siab tias tsim kev sib koom tes ntev thiab muaj kev sib koom tes sib koom tes nrog cov phooj ywg ntxiv yav tom ntej, thiab muab cov khoom lag luam thiab cov kev pabcuam zoo tshaj rau peb cov neeg siv khoom.
Tiv Tauj Peb
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Cov FAQ
Koj lub tuam txhab puas tuaj yeem lees txais customization thiab ua kom tau raws li cov neeg siv khoom tshwj xeeb?
Yog lawm, peb tuaj yeem ua tau.
Koj cov nqe lus them nqi yog dab tsi?
Hlau hloov chaw, PayPal, Western Union, Nyiaj xaj thiab Bitcoin.
Koj lub sijhawm khoom xa tuaj yog dab tsi?
Peb feem ntau nkoj tsis pub dhau 1-3 hnub tom qab tau txais koj cov nyiaj them poob haujlwm.
Cim npe nrov: Kws Tshuaj Nruab Nrab (3s, 4r) {{2} acetoxy {}}}}}}} {}}, Tuam Tshoj Tuam Tshoj Kws Tshuaj Nruab Nrab (3s, 4r) -4- acetoxy {} {{14} {15} {15} {15}} Cov neeg tsim khoom, cov chaw tsim khoom, Hoobkas






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