N, n-n-dimphyiformamide (DMF)
N, n-n-dimphyiformamide (dmf) cov khoom qhia khoom
【Khoom Taw Qhia】
Dmf yog atsis muaj kob, amine-odored kuaRenowned rau nws qhov tshwj xeeb txhawb nqa lub zog thiab Dielectric thaj chaw (ε {{} . ua ib qho tshuaj tiv thaiv medatile, nws ua rau:
High-Brure Tshuaj Khoom Siv Hluav Taws Xob(e {{. g ., peptide Coupling, Cephanosporin Antibiotics)
Cov Khoom Siv Khoom Ua Si Ua Tau(PU / PAN Fiber ntau, li-ion roj teeb hluav taws xob)
Precision Electronics Raug(Photoresist Stripping, Circuit Court tu)
Cov txheej txheem ntau lawm: catalytic carbonylation ntawm dimethylamine (tseem ceeb) lossis ester-amine cov tshuaj tiv thaiv .
Core Application
| Kev ua hauj lwm | Rooj mov | Yuav Tsum Tau Ua |
|---|---|---|
| Kws Tshuaj | Snoos Cov Hnyav Cov Hnyav Rau APIs | Hlau ions (Fe / Cu) tsawg dua lossis sib npaug rau 0.1 ppm |
| Polymers | PU Synthesis & Pan Fiber ntau Fiber ntau | Amines tsawg dua lossis sib npaug rau 10 ppm (tiv thaiv kev yelling) |
| Khoom siv hluav taws xob | PHOTORESISTISTIM NYOB RAU HAUV SAMMASYRODE WINE | Hais tsawg dua los yog sib npaug rau 0.1 μm; Cu tsawg dua li lossis sib npaug rau 5 ppb |
| Agnchemicals | Cov cab kuj muaj tshuaj tua kab | Chlorides tsawg dua lossis sib npaug rau 15 PPM |
N, n-n-dimphyiformamide (dmf) cov ntaub ntawv cov khoom ntiag tug
| Chaw ua uas tsis tau haus | Kev qhia tshwj xeeb | Txoj kev xeem |
|---|---|---|
| Molecular Cov Qauv | C₃h₇no | IUpac 1993 |
| Kev tshwm sim | Muaj kua tsis muaj xim | ASTM D1209 |
| Kub taw tes | 153 Qib | ASTM D1078 |
| Melting taw tes | -61 degree | ASTM D852 |
| Ceev (25 degree) | 0.944 g / ml | Iso 3675 |
| Dej Cov Ntsiab Lus | Tsawg dua los yog sib npaug rau 0.03% (w / w) | Karl Fischer (EP ep 2.5.12) |
| UV absavbance | Tsawg dua los yog sib npaug rau 0.02 (270 nm) | USP<197> |
N, n-n-dimphyiformamide (DMF) cov ntaub ntawv kev phom sij
| Kev sib faib | GHS Codes & Cov Nqe Lus | Kev Txwv Tsis Pub |
|---|---|---|
| Pictograms | ! [Flammable]! [Noj qab haus huv txaus ntshai]! [Excamation] | OSHA PEL: 10 PPM (Daim tawv) |
| Ntsiab Lus Cov Lus | Xwm txheej | Daj (dermal): 1.1 mg / kg / hnub |
| Cov lus phom sij | H226, H312, H319, H360 | Ncav mus rau Annex XVIi txwv tsis pub |
| Kev ceev faj | P280-P305+P351+P338-P310 | Muaj me nyuam yaus: Tshawb . 1 b |
| Flash point | 58℃(tag kaw lub khob) | Metabolite pheej hmoo: NDMA tsim |
| Autoignition temp . | 445 degree | Nfpa: Health 2, Flammability 2, Reactivity 0 |
N, n-n-dimphyiformamide (dmf) molecular qauv qauv

N, n-n-dimphyiformamide (DMF) Packing & Cia
| Chaw ua uas tsis tau haus | Kev qhia tshwj xeeb |
|---|---|
| Lub hwj | Epoxy-coated steel nruas (tsis muaj 2265) |
| Qhov hnyav | 190 kg / nruas(N₂ pam) |
| Palletization | 4 nruas / pallet (760 kg) |
| Chaw ntim khoom | <30°C; away from acids/oxidizers (e.g., H₂O₂) |
| Txee lub neej | 18 lub hlis (hauv qab inert cua) |
Cim npe nrov: n, n-dimethylformamide (dmf), Tuam Tshoj n, n-dimethylformamide (DMF) Cov Chaw Tsim Tshuaj, Chaw muag khoom, Hoobkas

